url
stringclasses
147 values
commit
stringclasses
147 values
file_path
stringlengths
7
101
full_name
stringlengths
1
94
start
stringlengths
6
10
end
stringlengths
6
11
tactic
stringlengths
1
11.2k
state_before
stringlengths
3
2.09M
state_after
stringlengths
6
2.09M
input
stringlengths
73
2.09M
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_hi
[432, 1]
[453, 66]
rw [liftN_instN_lo k e2 e3 j _ (Nat.zero_le _), Nat.add_comm]
case inr.inl e2 e3 : VExpr k j : Nat h : ¬k < k ⊢ inst (liftN k e2) e3 (j + k) = liftN k (inst e2 e3 j)
no goals
Please generate a tactic in lean4 to solve the state. STATE: case inr.inl e2 e3 : VExpr k j : Nat h : ¬k < k ⊢ inst (liftN k e2) e3 (j + k) = liftN k (inst e2 e3 j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_hi
[432, 1]
[453, 66]
have hk := Nat.lt_of_le_of_ne (Nat.not_lt.1 h) (Ne.symm h')
case inr.inr i : Nat e2 e3 : VExpr k j : Nat h : ¬i < k h' : ¬i = k ⊢ inst (bvar (i - 1)) e3 (j + k) = inst (if i < j + k + 1 then bvar i else if i = j + k + 1 then liftN (j + k + 1) e3 else bvar (i - 1)) (inst e2 e3 j) k
case inr.inr i : Nat e2 e3 : VExpr k j : Nat h : ¬i < k h' : ¬i = k hk : k < i ⊢ inst (bvar (i - 1)) e3 (j + k) = inst (if i < j + k + 1 then bvar i else if i = j + k + 1 then liftN (j + k + 1) e3 else bvar (i - 1)) (inst e2 e3 j) k
Please generate a tactic in lean4 to solve the state. STATE: case inr.inr i : Nat e2 e3 : VExpr k j : Nat h : ¬i < k h' : ¬i = k ⊢ inst (bvar (i - 1)) e3 (j + k) = inst (if i < j + k + 1 then bvar i else if i = j + k + 1 then liftN (j + k + 1) e3 else bvar (i - 1)) (inst e2 e3 j) k TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_hi
[432, 1]
[453, 66]
let i+1 := i
case inr.inr i : Nat e2 e3 : VExpr k j : Nat h : ¬i < k h' : ¬i = k hk : k < i ⊢ inst (bvar (i - 1)) e3 (j + k) = inst (if i < j + k + 1 then bvar i else if i = j + k + 1 then liftN (j + k + 1) e3 else bvar (i - 1)) (inst e2 e3 j) k
case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k h' : ¬i + 1 = k hk : k < i + 1 ⊢ inst (bvar (i + 1 - 1)) e3 (j + k) = inst (if i + 1 < j + k + 1 then bvar (i + 1) else if i + 1 = j + k + 1 then liftN (j + k + 1) e3 else bvar (i + 1 - 1)) (inst e2 e3 j) k
Please generate a tactic in lean4 to solve the state. STATE: case inr.inr i : Nat e2 e3 : VExpr k j : Nat h : ¬i < k h' : ¬i = k hk : k < i ⊢ inst (bvar (i - 1)) e3 (j + k) = inst (if i < j + k + 1 then bvar i else if i = j + k + 1 then liftN (j + k + 1) e3 else bvar (i - 1)) (inst e2 e3 j) k TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_hi
[432, 1]
[453, 66]
simp [inst, instVar]
case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k h' : ¬i + 1 = k hk : k < i + 1 ⊢ inst (bvar (i + 1 - 1)) e3 (j + k) = inst (if i + 1 < j + k + 1 then bvar (i + 1) else if i + 1 = j + k + 1 then liftN (j + k + 1) e3 else bvar (i + 1 - 1)) (inst e2 e3 j) k
case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k h' : ¬i + 1 = k hk : k < i + 1 ⊢ (if i < j + k then bvar i else if i = j + k then liftN (j + k) e3 else bvar (i - 1)) = inst (if i + 1 < j + k + 1 then bvar (i + 1) else if i = j + k then liftN (j + k + 1) e3 else bvar i) (inst e2 e3 j) k
Please generate a tactic in lean4 to solve the state. STATE: case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k h' : ¬i + 1 = k hk : k < i + 1 ⊢ inst (bvar (i + 1 - 1)) e3 (j + k) = inst (if i + 1 < j + k + 1 then bvar (i + 1) else if i + 1 = j + k + 1 then liftN (j + k + 1) e3 else bvar (i + 1 - 1)) (inst e2 e3 j) k TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_hi
[432, 1]
[453, 66]
split <;> rename_i hi
case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k h' : ¬i + 1 = k hk : k < i + 1 ⊢ (if i < j + k then bvar i else if i = j + k then liftN (j + k) e3 else bvar (i - 1)) = inst (if i + 1 < j + k + 1 then bvar (i + 1) else if i = j + k then liftN (j + k + 1) e3 else bvar i) (inst e2 e3 j) k
case inr.inr.inl i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k h' : ¬i + 1 = k hk : k < i + 1 hi : i < j + k ⊢ bvar i = inst (if i + 1 < j + k + 1 then bvar (i + 1) else if i = j + k then liftN (j + k + 1) e3 else bvar i) (inst e2 e3 j) k case inr.inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k h' : ¬i + 1 = k hk : k < i + 1 hi : ¬i < j + k ⊢ (if i = j + k then liftN (j + k) e3 else bvar (i - 1)) = inst (if i + 1 < j + k + 1 then bvar (i + 1) else if i = j + k then liftN (j + k + 1) e3 else bvar i) (inst e2 e3 j) k
Please generate a tactic in lean4 to solve the state. STATE: case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k h' : ¬i + 1 = k hk : k < i + 1 ⊢ (if i < j + k then bvar i else if i = j + k then liftN (j + k) e3 else bvar (i - 1)) = inst (if i + 1 < j + k + 1 then bvar (i + 1) else if i = j + k then liftN (j + k + 1) e3 else bvar i) (inst e2 e3 j) k TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_hi
[432, 1]
[453, 66]
split <;> rename_i hi'
case inr.inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k h' : ¬i + 1 = k hk : k < i + 1 hi : ¬i < j + k ⊢ (if i = j + k then liftN (j + k) e3 else bvar (i - 1)) = inst (if i + 1 < j + k + 1 then bvar (i + 1) else if i = j + k then liftN (j + k + 1) e3 else bvar i) (inst e2 e3 j) k
case inr.inr.inr.inl i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k h' : ¬i + 1 = k hk : k < i + 1 hi : ¬i < j + k hi' : i = j + k ⊢ liftN (j + k) e3 = inst (if i + 1 < j + k + 1 then bvar (i + 1) else liftN (j + k + 1) e3) (inst e2 e3 j) k case inr.inr.inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k h' : ¬i + 1 = k hk : k < i + 1 hi : ¬i < j + k hi' : ¬i = j + k ⊢ bvar (i - 1) = inst (if i + 1 < j + k + 1 then bvar (i + 1) else bvar i) (inst e2 e3 j) k
Please generate a tactic in lean4 to solve the state. STATE: case inr.inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k h' : ¬i + 1 = k hk : k < i + 1 hi : ¬i < j + k ⊢ (if i = j + k then liftN (j + k) e3 else bvar (i - 1)) = inst (if i + 1 < j + k + 1 then bvar (i + 1) else if i = j + k then liftN (j + k + 1) e3 else bvar i) (inst e2 e3 j) k TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_hi
[432, 1]
[453, 66]
simp [Nat.succ_lt_succ hi, inst, instVar, h, h']
case inr.inr.inl i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k h' : ¬i + 1 = k hk : k < i + 1 hi : i < j + k ⊢ bvar i = inst (if i + 1 < j + k + 1 then bvar (i + 1) else if i = j + k then liftN (j + k + 1) e3 else bvar i) (inst e2 e3 j) k
no goals
Please generate a tactic in lean4 to solve the state. STATE: case inr.inr.inl i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k h' : ¬i + 1 = k hk : k < i + 1 hi : i < j + k ⊢ bvar i = inst (if i + 1 < j + k + 1 then bvar (i + 1) else if i = j + k then liftN (j + k + 1) e3 else bvar i) (inst e2 e3 j) k TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_hi
[432, 1]
[453, 66]
subst i
case inr.inr.inr.inl i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k h' : ¬i + 1 = k hk : k < i + 1 hi : ¬i < j + k hi' : i = j + k ⊢ liftN (j + k) e3 = inst (if i + 1 < j + k + 1 then bvar (i + 1) else liftN (j + k + 1) e3) (inst e2 e3 j) k
case inr.inr.inr.inl i : Nat e2 e3 : VExpr k j : Nat h : ¬j + k + 1 < k h' : ¬j + k + 1 = k hk : k < j + k + 1 hi : ¬j + k < j + k ⊢ liftN (j + k) e3 = inst (if j + k + 1 < j + k + 1 then bvar (j + k + 1) else liftN (j + k + 1) e3) (inst e2 e3 j) k
Please generate a tactic in lean4 to solve the state. STATE: case inr.inr.inr.inl i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k h' : ¬i + 1 = k hk : k < i + 1 hi : ¬i < j + k hi' : i = j + k ⊢ liftN (j + k) e3 = inst (if i + 1 < j + k + 1 then bvar (i + 1) else liftN (j + k + 1) e3) (inst e2 e3 j) k TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_hi
[432, 1]
[453, 66]
simp
case inr.inr.inr.inl i : Nat e2 e3 : VExpr k j : Nat h : ¬j + k + 1 < k h' : ¬j + k + 1 = k hk : k < j + k + 1 hi : ¬j + k < j + k ⊢ liftN (j + k) e3 = inst (if j + k + 1 < j + k + 1 then bvar (j + k + 1) else liftN (j + k + 1) e3) (inst e2 e3 j) k
case inr.inr.inr.inl i : Nat e2 e3 : VExpr k j : Nat h : ¬j + k + 1 < k h' : ¬j + k + 1 = k hk : k < j + k + 1 hi : ¬j + k < j + k ⊢ liftN (j + k) e3 = inst (liftN (j + k + 1) e3) (inst e2 e3 j) k
Please generate a tactic in lean4 to solve the state. STATE: case inr.inr.inr.inl i : Nat e2 e3 : VExpr k j : Nat h : ¬j + k + 1 < k h' : ¬j + k + 1 = k hk : k < j + k + 1 hi : ¬j + k < j + k ⊢ liftN (j + k) e3 = inst (if j + k + 1 < j + k + 1 then bvar (j + k + 1) else liftN (j + k + 1) e3) (inst e2 e3 j) k TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_hi
[432, 1]
[453, 66]
suffices liftN (j+k+1) .. = _ by rw [this]; exact (inst_liftN ..).symm
case inr.inr.inr.inl i : Nat e2 e3 : VExpr k j : Nat h : ¬j + k + 1 < k h' : ¬j + k + 1 = k hk : k < j + k + 1 hi : ¬j + k < j + k ⊢ liftN (j + k) e3 = inst (liftN (j + k + 1) e3) (inst e2 e3 j) k
case inr.inr.inr.inl i : Nat e2 e3 : VExpr k j : Nat h : ¬j + k + 1 < k h' : ¬j + k + 1 = k hk : k < j + k + 1 hi : ¬j + k < j + k ⊢ liftN (j + k + 1) e3 = liftN 1 (liftN (j + k) e3) k
Please generate a tactic in lean4 to solve the state. STATE: case inr.inr.inr.inl i : Nat e2 e3 : VExpr k j : Nat h : ¬j + k + 1 < k h' : ¬j + k + 1 = k hk : k < j + k + 1 hi : ¬j + k < j + k ⊢ liftN (j + k) e3 = inst (liftN (j + k + 1) e3) (inst e2 e3 j) k TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_hi
[432, 1]
[453, 66]
exact (liftN'_liftN' (Nat.zero_le _) (Nat.le_add_left k j)).symm
case inr.inr.inr.inl i : Nat e2 e3 : VExpr k j : Nat h : ¬j + k + 1 < k h' : ¬j + k + 1 = k hk : k < j + k + 1 hi : ¬j + k < j + k ⊢ liftN (j + k + 1) e3 = liftN 1 (liftN (j + k) e3) k
no goals
Please generate a tactic in lean4 to solve the state. STATE: case inr.inr.inr.inl i : Nat e2 e3 : VExpr k j : Nat h : ¬j + k + 1 < k h' : ¬j + k + 1 = k hk : k < j + k + 1 hi : ¬j + k < j + k ⊢ liftN (j + k + 1) e3 = liftN 1 (liftN (j + k) e3) k TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_hi
[432, 1]
[453, 66]
rw [this]
i : Nat e2 e3 : VExpr k j : Nat h : ¬j + k + 1 < k h' : ¬j + k + 1 = k hk : k < j + k + 1 hi : ¬j + k < j + k this : liftN (j + k + 1) ?m.110132 = ?m.110135 ⊢ liftN (j + k) e3 = inst (liftN (j + k + 1) e3) (inst e2 e3 j) k
i : Nat e2 e3 : VExpr k j : Nat h : ¬j + k + 1 < k h' : ¬j + k + 1 = k hk : k < j + k + 1 hi : ¬j + k < j + k this : liftN (j + k + 1) e3 = ?m.110135 ⊢ liftN (j + k) e3 = inst ?m.110135 (inst e2 e3 j) k i : Nat e2 e3 : VExpr k j : Nat h : ¬j + k + 1 < k h' : ¬j + k + 1 = k hk : k < j + k + 1 hi : ¬j + k < j + k ⊢ VExpr
Please generate a tactic in lean4 to solve the state. STATE: i : Nat e2 e3 : VExpr k j : Nat h : ¬j + k + 1 < k h' : ¬j + k + 1 = k hk : k < j + k + 1 hi : ¬j + k < j + k this : liftN (j + k + 1) ?m.110132 = ?m.110135 ⊢ liftN (j + k) e3 = inst (liftN (j + k + 1) e3) (inst e2 e3 j) k TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_hi
[432, 1]
[453, 66]
exact (inst_liftN ..).symm
i : Nat e2 e3 : VExpr k j : Nat h : ¬j + k + 1 < k h' : ¬j + k + 1 = k hk : k < j + k + 1 hi : ¬j + k < j + k this : liftN (j + k + 1) e3 = ?m.110135 ⊢ liftN (j + k) e3 = inst ?m.110135 (inst e2 e3 j) k i : Nat e2 e3 : VExpr k j : Nat h : ¬j + k + 1 < k h' : ¬j + k + 1 = k hk : k < j + k + 1 hi : ¬j + k < j + k ⊢ VExpr
no goals
Please generate a tactic in lean4 to solve the state. STATE: i : Nat e2 e3 : VExpr k j : Nat h : ¬j + k + 1 < k h' : ¬j + k + 1 = k hk : k < j + k + 1 hi : ¬j + k < j + k this : liftN (j + k + 1) e3 = ?m.110135 ⊢ liftN (j + k) e3 = inst ?m.110135 (inst e2 e3 j) k i : Nat e2 e3 : VExpr k j : Nat h : ¬j + k + 1 < k h' : ¬j + k + 1 = k hk : k < j + k + 1 hi : ¬j + k < j + k ⊢ VExpr TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_hi
[432, 1]
[453, 66]
have hk := Nat.lt_of_le_of_ne (Nat.not_lt.1 hi) (Ne.symm hi')
case inr.inr.inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k h' : ¬i + 1 = k hk : k < i + 1 hi : ¬i < j + k hi' : ¬i = j + k ⊢ bvar (i - 1) = inst (if i + 1 < j + k + 1 then bvar (i + 1) else bvar i) (inst e2 e3 j) k
case inr.inr.inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k h' : ¬i + 1 = k hk✝ : k < i + 1 hi : ¬i < j + k hi' : ¬i = j + k hk : j + k < i ⊢ bvar (i - 1) = inst (if i + 1 < j + k + 1 then bvar (i + 1) else bvar i) (inst e2 e3 j) k
Please generate a tactic in lean4 to solve the state. STATE: case inr.inr.inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k h' : ¬i + 1 = k hk : k < i + 1 hi : ¬i < j + k hi' : ¬i = j + k ⊢ bvar (i - 1) = inst (if i + 1 < j + k + 1 then bvar (i + 1) else bvar i) (inst e2 e3 j) k TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_hi
[432, 1]
[453, 66]
let i+1 := i
case inr.inr.inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k h' : ¬i + 1 = k hk✝ : k < i + 1 hi : ¬i < j + k hi' : ¬i = j + k hk : j + k < i ⊢ bvar (i - 1) = inst (if i + 1 < j + k + 1 then bvar (i + 1) else bvar i) (inst e2 e3 j) k
case inr.inr.inr.inr i✝¹ : Nat e2 e3 : VExpr k j i✝ i : Nat h : ¬i + 1 + 1 < k h' : ¬i + 1 + 1 = k hk✝ : k < i + 1 + 1 hi : ¬i + 1 < j + k hi' : ¬i + 1 = j + k hk : j + k < i + 1 ⊢ bvar (i + 1 - 1) = inst (if i + 1 + 1 < j + k + 1 then bvar (i + 1 + 1) else bvar (i + 1)) (inst e2 e3 j) k
Please generate a tactic in lean4 to solve the state. STATE: case inr.inr.inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k h' : ¬i + 1 = k hk✝ : k < i + 1 hi : ¬i < j + k hi' : ¬i = j + k hk : j + k < i ⊢ bvar (i - 1) = inst (if i + 1 < j + k + 1 then bvar (i + 1) else bvar i) (inst e2 e3 j) k TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_hi
[432, 1]
[453, 66]
simp [Nat.add_lt_add_iff_right, hi, inst, instVar]
case inr.inr.inr.inr i✝¹ : Nat e2 e3 : VExpr k j i✝ i : Nat h : ¬i + 1 + 1 < k h' : ¬i + 1 + 1 = k hk✝ : k < i + 1 + 1 hi : ¬i + 1 < j + k hi' : ¬i + 1 = j + k hk : j + k < i + 1 ⊢ bvar (i + 1 - 1) = inst (if i + 1 + 1 < j + k + 1 then bvar (i + 1 + 1) else bvar (i + 1)) (inst e2 e3 j) k
case inr.inr.inr.inr i✝¹ : Nat e2 e3 : VExpr k j i✝ i : Nat h : ¬i + 1 + 1 < k h' : ¬i + 1 + 1 = k hk✝ : k < i + 1 + 1 hi : ¬i + 1 < j + k hi' : ¬i + 1 = j + k hk : j + k < i + 1 ⊢ bvar i = if i + 1 < k then bvar (i + 1) else if i + 1 = k then liftN k (inst e2 e3 j) else bvar i
Please generate a tactic in lean4 to solve the state. STATE: case inr.inr.inr.inr i✝¹ : Nat e2 e3 : VExpr k j i✝ i : Nat h : ¬i + 1 + 1 < k h' : ¬i + 1 + 1 = k hk✝ : k < i + 1 + 1 hi : ¬i + 1 < j + k hi' : ¬i + 1 = j + k hk : j + k < i + 1 ⊢ bvar (i + 1 - 1) = inst (if i + 1 + 1 < j + k + 1 then bvar (i + 1 + 1) else bvar (i + 1)) (inst e2 e3 j) k TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_hi
[432, 1]
[453, 66]
have := Nat.lt_of_le_of_lt (Nat.le_add_left ..) hk
case inr.inr.inr.inr i✝¹ : Nat e2 e3 : VExpr k j i✝ i : Nat h : ¬i + 1 + 1 < k h' : ¬i + 1 + 1 = k hk✝ : k < i + 1 + 1 hi : ¬i + 1 < j + k hi' : ¬i + 1 = j + k hk : j + k < i + 1 ⊢ bvar i = if i + 1 < k then bvar (i + 1) else if i + 1 = k then liftN k (inst e2 e3 j) else bvar i
case inr.inr.inr.inr i✝¹ : Nat e2 e3 : VExpr k j i✝ i : Nat h : ¬i + 1 + 1 < k h' : ¬i + 1 + 1 = k hk✝ : k < i + 1 + 1 hi : ¬i + 1 < j + k hi' : ¬i + 1 = j + k hk : j + k < i + 1 this : k < i + 1 ⊢ bvar i = if i + 1 < k then bvar (i + 1) else if i + 1 = k then liftN k (inst e2 e3 j) else bvar i
Please generate a tactic in lean4 to solve the state. STATE: case inr.inr.inr.inr i✝¹ : Nat e2 e3 : VExpr k j i✝ i : Nat h : ¬i + 1 + 1 < k h' : ¬i + 1 + 1 = k hk✝ : k < i + 1 + 1 hi : ¬i + 1 < j + k hi' : ¬i + 1 = j + k hk : j + k < i + 1 ⊢ bvar i = if i + 1 < k then bvar (i + 1) else if i + 1 = k then liftN k (inst e2 e3 j) else bvar i TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_hi
[432, 1]
[453, 66]
rw [if_neg (Nat.lt_asymm this), if_neg (Nat.ne_of_gt this)]
case inr.inr.inr.inr i✝¹ : Nat e2 e3 : VExpr k j i✝ i : Nat h : ¬i + 1 + 1 < k h' : ¬i + 1 + 1 = k hk✝ : k < i + 1 + 1 hi : ¬i + 1 < j + k hi' : ¬i + 1 = j + k hk : j + k < i + 1 this : k < i + 1 ⊢ bvar i = if i + 1 < k then bvar (i + 1) else if i + 1 = k then liftN k (inst e2 e3 j) else bvar i
no goals
Please generate a tactic in lean4 to solve the state. STATE: case inr.inr.inr.inr i✝¹ : Nat e2 e3 : VExpr k j i✝ i : Nat h : ¬i + 1 + 1 < k h' : ¬i + 1 + 1 = k hk✝ : k < i + 1 + 1 hi : ¬i + 1 < j + k hi' : ¬i + 1 = j + k hk : j + k < i + 1 this : k < i + 1 ⊢ bvar i = if i + 1 < k then bvar (i + 1) else if i + 1 = k then liftN k (inst e2 e3 j) else bvar i TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_inst_hi
[455, 1]
[459, 31]
induction e1 generalizing k with simp [liftN, inst, instVar, *] | bvar i => apply inst_instVar_hi | _ => rename_i IH; apply IH
e1 e2 e3 : VExpr k j : Nat ⊢ inst (inst e1 e2 k) e3 (j + k) = inst (inst e1 e3 (j + k + 1)) (inst e2 e3 j) k
no goals
Please generate a tactic in lean4 to solve the state. STATE: e1 e2 e3 : VExpr k j : Nat ⊢ inst (inst e1 e2 k) e3 (j + k) = inst (inst e1 e3 (j + k + 1)) (inst e2 e3 j) k TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_inst_hi
[455, 1]
[459, 31]
apply inst_instVar_hi
case bvar e2 e3 : VExpr j i k : Nat ⊢ inst (if i < k then bvar i else if i = k then liftN k e2 else bvar (i - 1)) e3 (j + k) = inst (if i < j + k + 1 then bvar i else if i = j + k + 1 then liftN (j + k + 1) e3 else bvar (i - 1)) (inst e2 e3 j) k
no goals
Please generate a tactic in lean4 to solve the state. STATE: case bvar e2 e3 : VExpr j i k : Nat ⊢ inst (if i < k then bvar i else if i = k then liftN k e2 else bvar (i - 1)) e3 (j + k) = inst (if i < j + k + 1 then bvar i else if i = j + k + 1 then liftN (j + k + 1) e3 else bvar (i - 1)) (inst e2 e3 j) k TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_inst_hi
[455, 1]
[459, 31]
rename_i IH
case forallE e2 e3 : VExpr j : Nat binderType✝ body✝ : VExpr binderType_ih✝ : ∀ (k : Nat), inst (inst binderType✝ e2 k) e3 (j + k) = inst (inst binderType✝ e3 (j + k + 1)) (inst e2 e3 j) k body_ih✝ : ∀ (k : Nat), inst (inst body✝ e2 k) e3 (j + k) = inst (inst body✝ e3 (j + k + 1)) (inst e2 e3 j) k k : Nat ⊢ inst (inst body✝ e2 (k + 1)) e3 (j + k + 1) = inst (inst body✝ e3 (j + k + 1 + 1)) (inst e2 e3 j) (k + 1)
case forallE e2 e3 : VExpr j : Nat binderType✝ body✝ : VExpr binderType_ih✝ : ∀ (k : Nat), inst (inst binderType✝ e2 k) e3 (j + k) = inst (inst binderType✝ e3 (j + k + 1)) (inst e2 e3 j) k IH : ∀ (k : Nat), inst (inst body✝ e2 k) e3 (j + k) = inst (inst body✝ e3 (j + k + 1)) (inst e2 e3 j) k k : Nat ⊢ inst (inst body✝ e2 (k + 1)) e3 (j + k + 1) = inst (inst body✝ e3 (j + k + 1 + 1)) (inst e2 e3 j) (k + 1)
Please generate a tactic in lean4 to solve the state. STATE: case forallE e2 e3 : VExpr j : Nat binderType✝ body✝ : VExpr binderType_ih✝ : ∀ (k : Nat), inst (inst binderType✝ e2 k) e3 (j + k) = inst (inst binderType✝ e3 (j + k + 1)) (inst e2 e3 j) k body_ih✝ : ∀ (k : Nat), inst (inst body✝ e2 k) e3 (j + k) = inst (inst body✝ e3 (j + k + 1)) (inst e2 e3 j) k k : Nat ⊢ inst (inst body✝ e2 (k + 1)) e3 (j + k + 1) = inst (inst body✝ e3 (j + k + 1 + 1)) (inst e2 e3 j) (k + 1) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_inst_hi
[455, 1]
[459, 31]
apply IH
case forallE e2 e3 : VExpr j : Nat binderType✝ body✝ : VExpr binderType_ih✝ : ∀ (k : Nat), inst (inst binderType✝ e2 k) e3 (j + k) = inst (inst binderType✝ e3 (j + k + 1)) (inst e2 e3 j) k IH : ∀ (k : Nat), inst (inst body✝ e2 k) e3 (j + k) = inst (inst body✝ e3 (j + k + 1)) (inst e2 e3 j) k k : Nat ⊢ inst (inst body✝ e2 (k + 1)) e3 (j + k + 1) = inst (inst body✝ e3 (j + k + 1 + 1)) (inst e2 e3 j) (k + 1)
no goals
Please generate a tactic in lean4 to solve the state. STATE: case forallE e2 e3 : VExpr j : Nat binderType✝ body✝ : VExpr binderType_ih✝ : ∀ (k : Nat), inst (inst binderType✝ e2 k) e3 (j + k) = inst (inst binderType✝ e3 (j + k + 1)) (inst e2 e3 j) k IH : ∀ (k : Nat), inst (inst body✝ e2 k) e3 (j + k) = inst (inst body✝ e3 (j + k + 1)) (inst e2 e3 j) k k : Nat ⊢ inst (inst body✝ e2 (k + 1)) e3 (j + k + 1) = inst (inst body✝ e3 (j + k + 1 + 1)) (inst e2 e3 j) (k + 1) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
simp [instVar]
i : Nat e2 e3 : VExpr k j : Nat ⊢ inst (instVar i e2 (k + j + 1)) e3 j = inst (instVar i (liftN 1 e3 k) j) e2 (k + j)
i : Nat e2 e3 : VExpr k j : Nat ⊢ inst (if i < k + j + 1 then bvar i else if i = k + j + 1 then liftN (k + j + 1) e2 else bvar (i - 1)) e3 j = inst (if i < j then bvar i else if i = j then liftN j (liftN 1 e3 k) else bvar (i - 1)) e2 (k + j)
Please generate a tactic in lean4 to solve the state. STATE: i : Nat e2 e3 : VExpr k j : Nat ⊢ inst (instVar i e2 (k + j + 1)) e3 j = inst (instVar i (liftN 1 e3 k) j) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
split <;> rename_i h
i : Nat e2 e3 : VExpr k j : Nat ⊢ inst (if i < k + j + 1 then bvar i else if i = k + j + 1 then liftN (k + j + 1) e2 else bvar (i - 1)) e3 j = inst (if i < j then bvar i else if i = j then liftN j (liftN 1 e3 k) else bvar (i - 1)) e2 (k + j)
case inl i : Nat e2 e3 : VExpr k j : Nat h : i < k + j + 1 ⊢ inst (bvar i) e3 j = inst (if i < j then bvar i else if i = j then liftN j (liftN 1 e3 k) else bvar (i - 1)) e2 (k + j) case inr i : Nat e2 e3 : VExpr k j : Nat h : ¬i < k + j + 1 ⊢ inst (if i = k + j + 1 then liftN (k + j + 1) e2 else bvar (i - 1)) e3 j = inst (if i < j then bvar i else if i = j then liftN j (liftN 1 e3 k) else bvar (i - 1)) e2 (k + j)
Please generate a tactic in lean4 to solve the state. STATE: i : Nat e2 e3 : VExpr k j : Nat ⊢ inst (if i < k + j + 1 then bvar i else if i = k + j + 1 then liftN (k + j + 1) e2 else bvar (i - 1)) e3 j = inst (if i < j then bvar i else if i = j then liftN j (liftN 1 e3 k) else bvar (i - 1)) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
split <;> rename_i h'
case inr i : Nat e2 e3 : VExpr k j : Nat h : ¬i < k + j + 1 ⊢ inst (if i = k + j + 1 then liftN (k + j + 1) e2 else bvar (i - 1)) e3 j = inst (if i < j then bvar i else if i = j then liftN j (liftN 1 e3 k) else bvar (i - 1)) e2 (k + j)
case inr.inl i : Nat e2 e3 : VExpr k j : Nat h : ¬i < k + j + 1 h' : i = k + j + 1 ⊢ inst (liftN (k + j + 1) e2) e3 j = inst (if i < j then bvar i else if i = j then liftN j (liftN 1 e3 k) else bvar (i - 1)) e2 (k + j) case inr.inr i : Nat e2 e3 : VExpr k j : Nat h : ¬i < k + j + 1 h' : ¬i = k + j + 1 ⊢ inst (bvar (i - 1)) e3 j = inst (if i < j then bvar i else if i = j then liftN j (liftN 1 e3 k) else bvar (i - 1)) e2 (k + j)
Please generate a tactic in lean4 to solve the state. STATE: case inr i : Nat e2 e3 : VExpr k j : Nat h : ¬i < k + j + 1 ⊢ inst (if i = k + j + 1 then liftN (k + j + 1) e2 else bvar (i - 1)) e3 j = inst (if i < j then bvar i else if i = j then liftN j (liftN 1 e3 k) else bvar (i - 1)) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
split <;> rename_i h1
case inl i : Nat e2 e3 : VExpr k j : Nat h : i < k + j + 1 ⊢ inst (bvar i) e3 j = inst (if i < j then bvar i else if i = j then liftN j (liftN 1 e3 k) else bvar (i - 1)) e2 (k + j)
case inl.inl i : Nat e2 e3 : VExpr k j : Nat h : i < k + j + 1 h1 : i < j ⊢ inst (bvar i) e3 j = inst (bvar i) e2 (k + j) case inl.inr i : Nat e2 e3 : VExpr k j : Nat h : i < k + j + 1 h1 : ¬i < j ⊢ inst (bvar i) e3 j = inst (if i = j then liftN j (liftN 1 e3 k) else bvar (i - 1)) e2 (k + j)
Please generate a tactic in lean4 to solve the state. STATE: case inl i : Nat e2 e3 : VExpr k j : Nat h : i < k + j + 1 ⊢ inst (bvar i) e3 j = inst (if i < j then bvar i else if i = j then liftN j (liftN 1 e3 k) else bvar (i - 1)) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
split <;> rename_i h1'
case inl.inr i : Nat e2 e3 : VExpr k j : Nat h : i < k + j + 1 h1 : ¬i < j ⊢ inst (bvar i) e3 j = inst (if i = j then liftN j (liftN 1 e3 k) else bvar (i - 1)) e2 (k + j)
case inl.inr.inl i : Nat e2 e3 : VExpr k j : Nat h : i < k + j + 1 h1 : ¬i < j h1' : i = j ⊢ inst (bvar i) e3 j = inst (liftN j (liftN 1 e3 k)) e2 (k + j) case inl.inr.inr i : Nat e2 e3 : VExpr k j : Nat h : i < k + j + 1 h1 : ¬i < j h1' : ¬i = j ⊢ inst (bvar i) e3 j = inst (bvar (i - 1)) e2 (k + j)
Please generate a tactic in lean4 to solve the state. STATE: case inl.inr i : Nat e2 e3 : VExpr k j : Nat h : i < k + j + 1 h1 : ¬i < j ⊢ inst (bvar i) e3 j = inst (if i = j then liftN j (liftN 1 e3 k) else bvar (i - 1)) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
simp [inst, instVar, h1]
case inl.inl i : Nat e2 e3 : VExpr k j : Nat h : i < k + j + 1 h1 : i < j ⊢ inst (bvar i) e3 j = inst (bvar i) e2 (k + j)
case inl.inl i : Nat e2 e3 : VExpr k j : Nat h : i < k + j + 1 h1 : i < j ⊢ bvar i = if i < k + j then bvar i else if i = k + j then liftN (k + j) e2 else bvar (i - 1)
Please generate a tactic in lean4 to solve the state. STATE: case inl.inl i : Nat e2 e3 : VExpr k j : Nat h : i < k + j + 1 h1 : i < j ⊢ inst (bvar i) e3 j = inst (bvar i) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
rw [if_pos (Nat.lt_of_lt_of_le h1 (Nat.le_add_left ..))]
case inl.inl i : Nat e2 e3 : VExpr k j : Nat h : i < k + j + 1 h1 : i < j ⊢ bvar i = if i < k + j then bvar i else if i = k + j then liftN (k + j) e2 else bvar (i - 1)
no goals
Please generate a tactic in lean4 to solve the state. STATE: case inl.inl i : Nat e2 e3 : VExpr k j : Nat h : i < k + j + 1 h1 : i < j ⊢ bvar i = if i < k + j then bvar i else if i = k + j then liftN (k + j) e2 else bvar (i - 1) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
subst i
case inl.inr.inl i : Nat e2 e3 : VExpr k j : Nat h : i < k + j + 1 h1 : ¬i < j h1' : i = j ⊢ inst (bvar i) e3 j = inst (liftN j (liftN 1 e3 k)) e2 (k + j)
case inl.inr.inl e2 e3 : VExpr k j : Nat h : j < k + j + 1 h1 : ¬j < j ⊢ inst (bvar j) e3 j = inst (liftN j (liftN 1 e3 k)) e2 (k + j)
Please generate a tactic in lean4 to solve the state. STATE: case inl.inr.inl i : Nat e2 e3 : VExpr k j : Nat h : i < k + j + 1 h1 : ¬i < j h1' : i = j ⊢ inst (bvar i) e3 j = inst (liftN j (liftN 1 e3 k)) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
simp [inst, instVar]
case inl.inr.inl e2 e3 : VExpr k j : Nat h : j < k + j + 1 h1 : ¬j < j ⊢ inst (bvar j) e3 j = inst (liftN j (liftN 1 e3 k)) e2 (k + j)
case inl.inr.inl e2 e3 : VExpr k j : Nat h : j < k + j + 1 h1 : ¬j < j ⊢ liftN j e3 = inst (liftN j (liftN 1 e3 k)) e2 (k + j)
Please generate a tactic in lean4 to solve the state. STATE: case inl.inr.inl e2 e3 : VExpr k j : Nat h : j < k + j + 1 h1 : ¬j < j ⊢ inst (bvar j) e3 j = inst (liftN j (liftN 1 e3 k)) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
rw [liftN'_comm (h := Nat.zero_le _), Nat.add_comm]
case inl.inr.inl e2 e3 : VExpr k j : Nat h : j < k + j + 1 h1 : ¬j < j ⊢ liftN j e3 = inst (liftN j (liftN 1 e3 k)) e2 (k + j)
case inl.inr.inl e2 e3 : VExpr k j : Nat h : j < k + j + 1 h1 : ¬j < j ⊢ liftN j e3 = inst (liftN 1 (liftN j e3) (k + j)) e2 (k + j)
Please generate a tactic in lean4 to solve the state. STATE: case inl.inr.inl e2 e3 : VExpr k j : Nat h : j < k + j + 1 h1 : ¬j < j ⊢ liftN j e3 = inst (liftN j (liftN 1 e3 k)) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
exact (inst_liftN ..).symm
case inl.inr.inl e2 e3 : VExpr k j : Nat h : j < k + j + 1 h1 : ¬j < j ⊢ liftN j e3 = inst (liftN 1 (liftN j e3) (k + j)) e2 (k + j)
no goals
Please generate a tactic in lean4 to solve the state. STATE: case inl.inr.inl e2 e3 : VExpr k j : Nat h : j < k + j + 1 h1 : ¬j < j ⊢ liftN j e3 = inst (liftN 1 (liftN j e3) (k + j)) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
have hj := Nat.lt_of_le_of_ne (Nat.not_lt.1 h1) (Ne.symm h1')
case inl.inr.inr i : Nat e2 e3 : VExpr k j : Nat h : i < k + j + 1 h1 : ¬i < j h1' : ¬i = j ⊢ inst (bvar i) e3 j = inst (bvar (i - 1)) e2 (k + j)
case inl.inr.inr i : Nat e2 e3 : VExpr k j : Nat h : i < k + j + 1 h1 : ¬i < j h1' : ¬i = j hj : j < i ⊢ inst (bvar i) e3 j = inst (bvar (i - 1)) e2 (k + j)
Please generate a tactic in lean4 to solve the state. STATE: case inl.inr.inr i : Nat e2 e3 : VExpr k j : Nat h : i < k + j + 1 h1 : ¬i < j h1' : ¬i = j ⊢ inst (bvar i) e3 j = inst (bvar (i - 1)) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
let i+1 := i
case inl.inr.inr i : Nat e2 e3 : VExpr k j : Nat h : i < k + j + 1 h1 : ¬i < j h1' : ¬i = j hj : j < i ⊢ inst (bvar i) e3 j = inst (bvar (i - 1)) e2 (k + j)
case inl.inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : i + 1 < k + j + 1 h1 : ¬i + 1 < j h1' : ¬i + 1 = j hj : j < i + 1 ⊢ inst (bvar (i + 1)) e3 j = inst (bvar (i + 1 - 1)) e2 (k + j)
Please generate a tactic in lean4 to solve the state. STATE: case inl.inr.inr i : Nat e2 e3 : VExpr k j : Nat h : i < k + j + 1 h1 : ¬i < j h1' : ¬i = j hj : j < i ⊢ inst (bvar i) e3 j = inst (bvar (i - 1)) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
simp [inst, instVar, h1, h1', Nat.lt_of_succ_lt_succ h]
case inl.inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : i + 1 < k + j + 1 h1 : ¬i + 1 < j h1' : ¬i + 1 = j hj : j < i + 1 ⊢ inst (bvar (i + 1)) e3 j = inst (bvar (i + 1 - 1)) e2 (k + j)
no goals
Please generate a tactic in lean4 to solve the state. STATE: case inl.inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : i + 1 < k + j + 1 h1 : ¬i + 1 < j h1' : ¬i + 1 = j hj : j < i + 1 ⊢ inst (bvar (i + 1)) e3 j = inst (bvar (i + 1 - 1)) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
subst i
case inr.inl i : Nat e2 e3 : VExpr k j : Nat h : ¬i < k + j + 1 h' : i = k + j + 1 ⊢ inst (liftN (k + j + 1) e2) e3 j = inst (if i < j then bvar i else if i = j then liftN j (liftN 1 e3 k) else bvar (i - 1)) e2 (k + j)
case inr.inl e2 e3 : VExpr k j : Nat h : ¬k + j + 1 < k + j + 1 ⊢ inst (liftN (k + j + 1) e2) e3 j = inst (if k + j + 1 < j then bvar (k + j + 1) else if k + j + 1 = j then liftN j (liftN 1 e3 k) else bvar (k + j + 1 - 1)) e2 (k + j)
Please generate a tactic in lean4 to solve the state. STATE: case inr.inl i : Nat e2 e3 : VExpr k j : Nat h : ¬i < k + j + 1 h' : i = k + j + 1 ⊢ inst (liftN (k + j + 1) e2) e3 j = inst (if i < j then bvar i else if i = j then liftN j (liftN 1 e3 k) else bvar (i - 1)) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
have := Nat.lt_succ_of_le (Nat.le_add_left j k)
case inr.inl e2 e3 : VExpr k j : Nat h : ¬k + j + 1 < k + j + 1 ⊢ inst (liftN (k + j + 1) e2) e3 j = inst (if k + j + 1 < j then bvar (k + j + 1) else if k + j + 1 = j then liftN j (liftN 1 e3 k) else bvar (k + j + 1 - 1)) e2 (k + j)
case inr.inl e2 e3 : VExpr k j : Nat h : ¬k + j + 1 < k + j + 1 this : j < Nat.succ (k + j) ⊢ inst (liftN (k + j + 1) e2) e3 j = inst (if k + j + 1 < j then bvar (k + j + 1) else if k + j + 1 = j then liftN j (liftN 1 e3 k) else bvar (k + j + 1 - 1)) e2 (k + j)
Please generate a tactic in lean4 to solve the state. STATE: case inr.inl e2 e3 : VExpr k j : Nat h : ¬k + j + 1 < k + j + 1 ⊢ inst (liftN (k + j + 1) e2) e3 j = inst (if k + j + 1 < j then bvar (k + j + 1) else if k + j + 1 = j then liftN j (liftN 1 e3 k) else bvar (k + j + 1 - 1)) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
rw [if_neg (Nat.lt_asymm this), if_neg (Nat.ne_of_gt this)]
case inr.inl e2 e3 : VExpr k j : Nat h : ¬k + j + 1 < k + j + 1 this : j < Nat.succ (k + j) ⊢ inst (liftN (k + j + 1) e2) e3 j = inst (if k + j + 1 < j then bvar (k + j + 1) else if k + j + 1 = j then liftN j (liftN 1 e3 k) else bvar (k + j + 1 - 1)) e2 (k + j)
case inr.inl e2 e3 : VExpr k j : Nat h : ¬k + j + 1 < k + j + 1 this : j < Nat.succ (k + j) ⊢ inst (liftN (k + j + 1) e2) e3 j = inst (bvar (k + j + 1 - 1)) e2 (k + j)
Please generate a tactic in lean4 to solve the state. STATE: case inr.inl e2 e3 : VExpr k j : Nat h : ¬k + j + 1 < k + j + 1 this : j < Nat.succ (k + j) ⊢ inst (liftN (k + j + 1) e2) e3 j = inst (if k + j + 1 < j then bvar (k + j + 1) else if k + j + 1 = j then liftN j (liftN 1 e3 k) else bvar (k + j + 1 - 1)) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
simp [inst, instVar]
case inr.inl e2 e3 : VExpr k j : Nat h : ¬k + j + 1 < k + j + 1 this : j < Nat.succ (k + j) ⊢ inst (liftN (k + j + 1) e2) e3 j = inst (bvar (k + j + 1 - 1)) e2 (k + j)
case inr.inl e2 e3 : VExpr k j : Nat h : ¬k + j + 1 < k + j + 1 this : j < Nat.succ (k + j) ⊢ inst (liftN (k + j + 1) e2) e3 j = liftN (k + j) e2
Please generate a tactic in lean4 to solve the state. STATE: case inr.inl e2 e3 : VExpr k j : Nat h : ¬k + j + 1 < k + j + 1 this : j < Nat.succ (k + j) ⊢ inst (liftN (k + j + 1) e2) e3 j = inst (bvar (k + j + 1 - 1)) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
suffices liftN (k+j+1) .. = _ by rw [this]; exact inst_liftN ..
case inr.inl e2 e3 : VExpr k j : Nat h : ¬k + j + 1 < k + j + 1 this : j < Nat.succ (k + j) ⊢ inst (liftN (k + j + 1) e2) e3 j = liftN (k + j) e2
case inr.inl e2 e3 : VExpr k j : Nat h : ¬k + j + 1 < k + j + 1 this : j < Nat.succ (k + j) ⊢ liftN (k + j + 1) e2 = liftN 1 (liftN (k + j) e2) j
Please generate a tactic in lean4 to solve the state. STATE: case inr.inl e2 e3 : VExpr k j : Nat h : ¬k + j + 1 < k + j + 1 this : j < Nat.succ (k + j) ⊢ inst (liftN (k + j + 1) e2) e3 j = liftN (k + j) e2 TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
exact (liftN'_liftN' (Nat.zero_le _) (Nat.le_add_left j k)).symm
case inr.inl e2 e3 : VExpr k j : Nat h : ¬k + j + 1 < k + j + 1 this : j < Nat.succ (k + j) ⊢ liftN (k + j + 1) e2 = liftN 1 (liftN (k + j) e2) j
no goals
Please generate a tactic in lean4 to solve the state. STATE: case inr.inl e2 e3 : VExpr k j : Nat h : ¬k + j + 1 < k + j + 1 this : j < Nat.succ (k + j) ⊢ liftN (k + j + 1) e2 = liftN 1 (liftN (k + j) e2) j TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
rw [this]
e2 e3 : VExpr k j : Nat h : ¬k + j + 1 < k + j + 1 this✝ : j < Nat.succ (k + j) this : liftN (k + j + 1) ?m.117762 = ?m.117771 ⊢ inst (liftN (k + j + 1) e2) e3 j = liftN (k + j) e2
e2 e3 : VExpr k j : Nat h : ¬k + j + 1 < k + j + 1 this✝ : j < Nat.succ (k + j) this : liftN (k + j + 1) e2 = ?m.117771 ⊢ inst ?m.117771 e3 j = liftN (k + j) e2 e2 e3 : VExpr k j : Nat h : ¬k + j + 1 < k + j + 1 this : j < Nat.succ (k + j) ⊢ VExpr
Please generate a tactic in lean4 to solve the state. STATE: e2 e3 : VExpr k j : Nat h : ¬k + j + 1 < k + j + 1 this✝ : j < Nat.succ (k + j) this : liftN (k + j + 1) ?m.117762 = ?m.117771 ⊢ inst (liftN (k + j + 1) e2) e3 j = liftN (k + j) e2 TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
exact inst_liftN ..
e2 e3 : VExpr k j : Nat h : ¬k + j + 1 < k + j + 1 this✝ : j < Nat.succ (k + j) this : liftN (k + j + 1) e2 = ?m.117771 ⊢ inst ?m.117771 e3 j = liftN (k + j) e2 e2 e3 : VExpr k j : Nat h : ¬k + j + 1 < k + j + 1 this : j < Nat.succ (k + j) ⊢ VExpr
no goals
Please generate a tactic in lean4 to solve the state. STATE: e2 e3 : VExpr k j : Nat h : ¬k + j + 1 < k + j + 1 this✝ : j < Nat.succ (k + j) this : liftN (k + j + 1) e2 = ?m.117771 ⊢ inst ?m.117771 e3 j = liftN (k + j) e2 e2 e3 : VExpr k j : Nat h : ¬k + j + 1 < k + j + 1 this : j < Nat.succ (k + j) ⊢ VExpr TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
have hk := Nat.lt_of_le_of_ne (Nat.not_lt.1 h) (Ne.symm h')
case inr.inr i : Nat e2 e3 : VExpr k j : Nat h : ¬i < k + j + 1 h' : ¬i = k + j + 1 ⊢ inst (bvar (i - 1)) e3 j = inst (if i < j then bvar i else if i = j then liftN j (liftN 1 e3 k) else bvar (i - 1)) e2 (k + j)
case inr.inr i : Nat e2 e3 : VExpr k j : Nat h : ¬i < k + j + 1 h' : ¬i = k + j + 1 hk : k + j + 1 < i ⊢ inst (bvar (i - 1)) e3 j = inst (if i < j then bvar i else if i = j then liftN j (liftN 1 e3 k) else bvar (i - 1)) e2 (k + j)
Please generate a tactic in lean4 to solve the state. STATE: case inr.inr i : Nat e2 e3 : VExpr k j : Nat h : ¬i < k + j + 1 h' : ¬i = k + j + 1 ⊢ inst (bvar (i - 1)) e3 j = inst (if i < j then bvar i else if i = j then liftN j (liftN 1 e3 k) else bvar (i - 1)) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
let i+1 := i
case inr.inr i : Nat e2 e3 : VExpr k j : Nat h : ¬i < k + j + 1 h' : ¬i = k + j + 1 hk : k + j + 1 < i ⊢ inst (bvar (i - 1)) e3 j = inst (if i < j then bvar i else if i = j then liftN j (liftN 1 e3 k) else bvar (i - 1)) e2 (k + j)
case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k + j + 1 h' : ¬i + 1 = k + j + 1 hk : k + j + 1 < i + 1 ⊢ inst (bvar (i + 1 - 1)) e3 j = inst (if i + 1 < j then bvar (i + 1) else if i + 1 = j then liftN j (liftN 1 e3 k) else bvar (i + 1 - 1)) e2 (k + j)
Please generate a tactic in lean4 to solve the state. STATE: case inr.inr i : Nat e2 e3 : VExpr k j : Nat h : ¬i < k + j + 1 h' : ¬i = k + j + 1 hk : k + j + 1 < i ⊢ inst (bvar (i - 1)) e3 j = inst (if i < j then bvar i else if i = j then liftN j (liftN 1 e3 k) else bvar (i - 1)) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
have hk := Nat.lt_of_add_lt_add_right hk
case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k + j + 1 h' : ¬i + 1 = k + j + 1 hk : k + j + 1 < i + 1 ⊢ inst (bvar (i + 1 - 1)) e3 j = inst (if i + 1 < j then bvar (i + 1) else if i + 1 = j then liftN j (liftN 1 e3 k) else bvar (i + 1 - 1)) e2 (k + j)
case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k + j + 1 h' : ¬i + 1 = k + j + 1 hk✝ : k + j + 1 < i + 1 hk : k + j < i ⊢ inst (bvar (i + 1 - 1)) e3 j = inst (if i + 1 < j then bvar (i + 1) else if i + 1 = j then liftN j (liftN 1 e3 k) else bvar (i + 1 - 1)) e2 (k + j)
Please generate a tactic in lean4 to solve the state. STATE: case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k + j + 1 h' : ¬i + 1 = k + j + 1 hk : k + j + 1 < i + 1 ⊢ inst (bvar (i + 1 - 1)) e3 j = inst (if i + 1 < j then bvar (i + 1) else if i + 1 = j then liftN j (liftN 1 e3 k) else bvar (i + 1 - 1)) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
simp [inst, instVar, hk]
case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k + j + 1 h' : ¬i + 1 = k + j + 1 hk✝ : k + j + 1 < i + 1 hk : k + j < i ⊢ inst (bvar (i + 1 - 1)) e3 j = inst (if i + 1 < j then bvar (i + 1) else if i + 1 = j then liftN j (liftN 1 e3 k) else bvar (i + 1 - 1)) e2 (k + j)
case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k + j + 1 h' : ¬i + 1 = k + j + 1 hk✝ : k + j + 1 < i + 1 hk : k + j < i ⊢ (if i < j then bvar i else if i = j then liftN j e3 else bvar (i - 1)) = inst (if i + 1 < j then bvar (i + 1) else if i + 1 = j then liftN j (liftN 1 e3 k) else bvar i) e2 (k + j)
Please generate a tactic in lean4 to solve the state. STATE: case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k + j + 1 h' : ¬i + 1 = k + j + 1 hk✝ : k + j + 1 < i + 1 hk : k + j < i ⊢ inst (bvar (i + 1 - 1)) e3 j = inst (if i + 1 < j then bvar (i + 1) else if i + 1 = j then liftN j (liftN 1 e3 k) else bvar (i + 1 - 1)) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
have := Nat.lt_of_le_of_lt (Nat.le_add_left ..) hk
case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k + j + 1 h' : ¬i + 1 = k + j + 1 hk✝ : k + j + 1 < i + 1 hk : k + j < i ⊢ (if i < j then bvar i else if i = j then liftN j e3 else bvar (i - 1)) = inst (if i + 1 < j then bvar (i + 1) else if i + 1 = j then liftN j (liftN 1 e3 k) else bvar i) e2 (k + j)
case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k + j + 1 h' : ¬i + 1 = k + j + 1 hk✝ : k + j + 1 < i + 1 hk : k + j < i this : j < i ⊢ (if i < j then bvar i else if i = j then liftN j e3 else bvar (i - 1)) = inst (if i + 1 < j then bvar (i + 1) else if i + 1 = j then liftN j (liftN 1 e3 k) else bvar i) e2 (k + j)
Please generate a tactic in lean4 to solve the state. STATE: case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k + j + 1 h' : ¬i + 1 = k + j + 1 hk✝ : k + j + 1 < i + 1 hk : k + j < i ⊢ (if i < j then bvar i else if i = j then liftN j e3 else bvar (i - 1)) = inst (if i + 1 < j then bvar (i + 1) else if i + 1 = j then liftN j (liftN 1 e3 k) else bvar i) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
rw [if_neg (Nat.lt_asymm this), if_neg (Nat.ne_of_gt this)]
case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k + j + 1 h' : ¬i + 1 = k + j + 1 hk✝ : k + j + 1 < i + 1 hk : k + j < i this : j < i ⊢ (if i < j then bvar i else if i = j then liftN j e3 else bvar (i - 1)) = inst (if i + 1 < j then bvar (i + 1) else if i + 1 = j then liftN j (liftN 1 e3 k) else bvar i) e2 (k + j)
case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k + j + 1 h' : ¬i + 1 = k + j + 1 hk✝ : k + j + 1 < i + 1 hk : k + j < i this : j < i ⊢ bvar (i - 1) = inst (if i + 1 < j then bvar (i + 1) else if i + 1 = j then liftN j (liftN 1 e3 k) else bvar i) e2 (k + j)
Please generate a tactic in lean4 to solve the state. STATE: case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k + j + 1 h' : ¬i + 1 = k + j + 1 hk✝ : k + j + 1 < i + 1 hk : k + j < i this : j < i ⊢ (if i < j then bvar i else if i = j then liftN j e3 else bvar (i - 1)) = inst (if i + 1 < j then bvar (i + 1) else if i + 1 = j then liftN j (liftN 1 e3 k) else bvar i) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
have := Nat.lt_succ_of_lt this
case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k + j + 1 h' : ¬i + 1 = k + j + 1 hk✝ : k + j + 1 < i + 1 hk : k + j < i this : j < i ⊢ bvar (i - 1) = inst (if i + 1 < j then bvar (i + 1) else if i + 1 = j then liftN j (liftN 1 e3 k) else bvar i) e2 (k + j)
case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k + j + 1 h' : ¬i + 1 = k + j + 1 hk✝ : k + j + 1 < i + 1 hk : k + j < i this✝ : j < i this : j < Nat.succ i ⊢ bvar (i - 1) = inst (if i + 1 < j then bvar (i + 1) else if i + 1 = j then liftN j (liftN 1 e3 k) else bvar i) e2 (k + j)
Please generate a tactic in lean4 to solve the state. STATE: case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k + j + 1 h' : ¬i + 1 = k + j + 1 hk✝ : k + j + 1 < i + 1 hk : k + j < i this : j < i ⊢ bvar (i - 1) = inst (if i + 1 < j then bvar (i + 1) else if i + 1 = j then liftN j (liftN 1 e3 k) else bvar i) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
rw [if_neg (Nat.lt_asymm this), if_neg (Nat.ne_of_gt this)]
case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k + j + 1 h' : ¬i + 1 = k + j + 1 hk✝ : k + j + 1 < i + 1 hk : k + j < i this✝ : j < i this : j < Nat.succ i ⊢ bvar (i - 1) = inst (if i + 1 < j then bvar (i + 1) else if i + 1 = j then liftN j (liftN 1 e3 k) else bvar i) e2 (k + j)
case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k + j + 1 h' : ¬i + 1 = k + j + 1 hk✝ : k + j + 1 < i + 1 hk : k + j < i this✝ : j < i this : j < Nat.succ i ⊢ bvar (i - 1) = inst (bvar i) e2 (k + j)
Please generate a tactic in lean4 to solve the state. STATE: case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k + j + 1 h' : ¬i + 1 = k + j + 1 hk✝ : k + j + 1 < i + 1 hk : k + j < i this✝ : j < i this : j < Nat.succ i ⊢ bvar (i - 1) = inst (if i + 1 < j then bvar (i + 1) else if i + 1 = j then liftN j (liftN 1 e3 k) else bvar i) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
simp [inst, instVar]
case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k + j + 1 h' : ¬i + 1 = k + j + 1 hk✝ : k + j + 1 < i + 1 hk : k + j < i this✝ : j < i this : j < Nat.succ i ⊢ bvar (i - 1) = inst (bvar i) e2 (k + j)
case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k + j + 1 h' : ¬i + 1 = k + j + 1 hk✝ : k + j + 1 < i + 1 hk : k + j < i this✝ : j < i this : j < Nat.succ i ⊢ bvar (i - 1) = if i < k + j then bvar i else if i = k + j then liftN (k + j) e2 else bvar (i - 1)
Please generate a tactic in lean4 to solve the state. STATE: case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k + j + 1 h' : ¬i + 1 = k + j + 1 hk✝ : k + j + 1 < i + 1 hk : k + j < i this✝ : j < i this : j < Nat.succ i ⊢ bvar (i - 1) = inst (bvar i) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_instVar_lo
[464, 1]
[493, 60]
rw [if_neg (Nat.lt_asymm hk), if_neg (Nat.ne_of_gt hk)]
case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k + j + 1 h' : ¬i + 1 = k + j + 1 hk✝ : k + j + 1 < i + 1 hk : k + j < i this✝ : j < i this : j < Nat.succ i ⊢ bvar (i - 1) = if i < k + j then bvar i else if i = k + j then liftN (k + j) e2 else bvar (i - 1)
no goals
Please generate a tactic in lean4 to solve the state. STATE: case inr.inr i✝ : Nat e2 e3 : VExpr k j i : Nat h : ¬i + 1 < k + j + 1 h' : ¬i + 1 = k + j + 1 hk✝ : k + j + 1 < i + 1 hk : k + j < i this✝ : j < i this : j < Nat.succ i ⊢ bvar (i - 1) = if i < k + j then bvar i else if i = k + j then liftN (k + j) e2 else bvar (i - 1) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_inst_lo
[495, 1]
[500, 37]
induction e1 generalizing j with simp [liftN, inst, instVar, *] | bvar i => apply inst_instVar_lo | _ => rename_i IH; exact IH (j+1)
e1 e2 e3 : VExpr k j : Nat ⊢ inst (inst e1 e2 (k + j + 1)) e3 j = inst (inst e1 (liftN 1 e3 k) j) e2 (k + j)
no goals
Please generate a tactic in lean4 to solve the state. STATE: e1 e2 e3 : VExpr k j : Nat ⊢ inst (inst e1 e2 (k + j + 1)) e3 j = inst (inst e1 (liftN 1 e3 k) j) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_inst_lo
[495, 1]
[500, 37]
apply inst_instVar_lo
case bvar e2 e3 : VExpr k i j : Nat ⊢ inst (if i < k + j + 1 then bvar i else if i = k + j + 1 then liftN (k + j + 1) e2 else bvar (i - 1)) e3 j = inst (if i < j then bvar i else if i = j then liftN j (liftN 1 e3 k) else bvar (i - 1)) e2 (k + j)
no goals
Please generate a tactic in lean4 to solve the state. STATE: case bvar e2 e3 : VExpr k i j : Nat ⊢ inst (if i < k + j + 1 then bvar i else if i = k + j + 1 then liftN (k + j + 1) e2 else bvar (i - 1)) e3 j = inst (if i < j then bvar i else if i = j then liftN j (liftN 1 e3 k) else bvar (i - 1)) e2 (k + j) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_inst_lo
[495, 1]
[500, 37]
rename_i IH
case forallE e2 e3 : VExpr k : Nat binderType✝ body✝ : VExpr binderType_ih✝ : ∀ (j : Nat), inst (inst binderType✝ e2 (k + j + 1)) e3 j = inst (inst binderType✝ (liftN 1 e3 k) j) e2 (k + j) body_ih✝ : ∀ (j : Nat), inst (inst body✝ e2 (k + j + 1)) e3 j = inst (inst body✝ (liftN 1 e3 k) j) e2 (k + j) j : Nat ⊢ inst (inst body✝ e2 (k + j + 1 + 1)) e3 (j + 1) = inst (inst body✝ (liftN 1 e3 k) (j + 1)) e2 (k + j + 1)
case forallE e2 e3 : VExpr k : Nat binderType✝ body✝ : VExpr binderType_ih✝ : ∀ (j : Nat), inst (inst binderType✝ e2 (k + j + 1)) e3 j = inst (inst binderType✝ (liftN 1 e3 k) j) e2 (k + j) IH : ∀ (j : Nat), inst (inst body✝ e2 (k + j + 1)) e3 j = inst (inst body✝ (liftN 1 e3 k) j) e2 (k + j) j : Nat ⊢ inst (inst body✝ e2 (k + j + 1 + 1)) e3 (j + 1) = inst (inst body✝ (liftN 1 e3 k) (j + 1)) e2 (k + j + 1)
Please generate a tactic in lean4 to solve the state. STATE: case forallE e2 e3 : VExpr k : Nat binderType✝ body✝ : VExpr binderType_ih✝ : ∀ (j : Nat), inst (inst binderType✝ e2 (k + j + 1)) e3 j = inst (inst binderType✝ (liftN 1 e3 k) j) e2 (k + j) body_ih✝ : ∀ (j : Nat), inst (inst body✝ e2 (k + j + 1)) e3 j = inst (inst body✝ (liftN 1 e3 k) j) e2 (k + j) j : Nat ⊢ inst (inst body✝ e2 (k + j + 1 + 1)) e3 (j + 1) = inst (inst body✝ (liftN 1 e3 k) (j + 1)) e2 (k + j + 1) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.inst_inst_lo
[495, 1]
[500, 37]
exact IH (j+1)
case forallE e2 e3 : VExpr k : Nat binderType✝ body✝ : VExpr binderType_ih✝ : ∀ (j : Nat), inst (inst binderType✝ e2 (k + j + 1)) e3 j = inst (inst binderType✝ (liftN 1 e3 k) j) e2 (k + j) IH : ∀ (j : Nat), inst (inst body✝ e2 (k + j + 1)) e3 j = inst (inst body✝ (liftN 1 e3 k) j) e2 (k + j) j : Nat ⊢ inst (inst body✝ e2 (k + j + 1 + 1)) e3 (j + 1) = inst (inst body✝ (liftN 1 e3 k) (j + 1)) e2 (k + j + 1)
no goals
Please generate a tactic in lean4 to solve the state. STATE: case forallE e2 e3 : VExpr k : Nat binderType✝ body✝ : VExpr binderType_ih✝ : ∀ (j : Nat), inst (inst binderType✝ e2 (k + j + 1)) e3 j = inst (inst binderType✝ (liftN 1 e3 k) j) e2 (k + j) IH : ∀ (j : Nat), inst (inst body✝ e2 (k + j + 1)) e3 j = inst (inst body✝ (liftN 1 e3 k) j) e2 (k + j) j : Nat ⊢ inst (inst body✝ e2 (k + j + 1 + 1)) e3 (j + 1) = inst (inst body✝ (liftN 1 e3 k) (j + 1)) e2 (k + j + 1) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.instN_bvar0
[502, 1]
[505, 79]
induction e generalizing k with simp [liftN, inst, *] | bvar i => induction i generalizing k <;> cases k <;> simp [*, lift, liftN]
e : VExpr k : Nat ⊢ inst (liftN 1 e (k + 1)) (bvar 0) k = e
no goals
Please generate a tactic in lean4 to solve the state. STATE: e : VExpr k : Nat ⊢ inst (liftN 1 e (k + 1)) (bvar 0) k = e TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.instN_bvar0
[502, 1]
[505, 79]
induction i generalizing k <;> cases k <;> simp [*, lift, liftN]
case bvar i k : Nat ⊢ instVar (liftVar 1 i (k + 1)) (bvar 0) k = bvar i
no goals
Please generate a tactic in lean4 to solve the state. STATE: case bvar i k : Nat ⊢ instVar (liftVar 1 i (k + 1)) (bvar 0) k = bvar i TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.Lift.depth_consN
[548, 9]
[548, 100]
induction n <;> simp [*]
l : Lift n : Nat ⊢ depth (consN l n) = depth l
no goals
Please generate a tactic in lean4 to solve the state. STATE: l : Lift n : Nat ⊢ depth (consN l n) = depth l TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.Lift.consN_consN
[550, 1]
[551, 27]
induction b <;> simp [*]
l : Lift a b : Nat ⊢ consN (consN l a) b = consN l (a + b)
no goals
Please generate a tactic in lean4 to solve the state. STATE: l : Lift a b : Nat ⊢ consN (consN l a) b = consN l (a + b) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.Lift.consN_comp
[553, 1]
[554, 27]
induction n <;> simp [*]
l₁ l₂ : Lift n : Nat ⊢ consN (comp l₁ l₂) n = comp (consN l₁ n) (consN l₂ n)
no goals
Please generate a tactic in lean4 to solve the state. STATE: l₁ l₂ : Lift n : Nat ⊢ consN (comp l₁ l₂) n = comp (consN l₁ n) (consN l₂ n) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.Lift.depth_skipN
[556, 9]
[556, 92]
induction n <;> simp [*]
n : Nat ⊢ depth (skipN n) = n
no goals
Please generate a tactic in lean4 to solve the state. STATE: n : Nat ⊢ depth (skipN n) = n TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.Lift.consN_skip_eq
[558, 1]
[559, 25]
rw [← consN_comp]
l : Lift k : Nat ⊢ consN (skip l) k = comp (consN l k) (consN (skipN 1) k)
l : Lift k : Nat ⊢ consN (skip l) k = consN (comp l (skipN 1)) k
Please generate a tactic in lean4 to solve the state. STATE: l : Lift k : Nat ⊢ consN (skip l) k = comp (consN l k) (consN (skipN 1) k) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.Lift.consN_skip_eq
[558, 1]
[559, 25]
rfl
l : Lift k : Nat ⊢ consN (skip l) k = consN (comp l (skipN 1)) k
no goals
Please generate a tactic in lean4 to solve the state. STATE: l : Lift k : Nat ⊢ consN (skip l) k = consN (comp l (skipN 1)) k TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.Lift.depth_succ
[561, 1]
[567, 29]
match l with | .skip l => cases H; exact ⟨l, 0, rfl, rfl⟩ | .cons l => obtain ⟨l, k, rfl, ⟨⟩⟩ := depth_succ (l := l) H exact ⟨l, k+1, rfl, rfl⟩
n : Nat l : Lift H : depth l = n + 1 ⊢ ∃ l' k, depth l' = n ∧ l = consN (skip l') k
no goals
Please generate a tactic in lean4 to solve the state. STATE: n : Nat l : Lift H : depth l = n + 1 ⊢ ∃ l' k, depth l' = n ∧ l = consN (skip l') k TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.Lift.depth_succ
[561, 1]
[567, 29]
cases H
n : Nat l✝ l : Lift H : depth (skip l) = n + 1 ⊢ ∃ l' k, depth l' = n ∧ skip l = consN (skip l') k
case refl l✝ l : Lift ⊢ ∃ l' k, depth l' = depth l ∧ skip l = consN (skip l') k
Please generate a tactic in lean4 to solve the state. STATE: n : Nat l✝ l : Lift H : depth (skip l) = n + 1 ⊢ ∃ l' k, depth l' = n ∧ skip l = consN (skip l') k TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.Lift.depth_succ
[561, 1]
[567, 29]
exact ⟨l, 0, rfl, rfl⟩
case refl l✝ l : Lift ⊢ ∃ l' k, depth l' = depth l ∧ skip l = consN (skip l') k
no goals
Please generate a tactic in lean4 to solve the state. STATE: case refl l✝ l : Lift ⊢ ∃ l' k, depth l' = depth l ∧ skip l = consN (skip l') k TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.Lift.depth_succ
[561, 1]
[567, 29]
obtain ⟨l, k, rfl, ⟨⟩⟩ := depth_succ (l := l) H
n : Nat l✝ l : Lift H : depth (cons l) = n + 1 ⊢ ∃ l' k, depth l' = n ∧ cons l = consN (skip l') k
case intro.intro.intro.refl l✝ l : Lift k : Nat H : depth (cons (consN (skip l) k)) = depth l + 1 ⊢ ∃ l' k_1, depth l' = depth l ∧ cons (consN (skip l) k) = consN (skip l') k_1
Please generate a tactic in lean4 to solve the state. STATE: n : Nat l✝ l : Lift H : depth (cons l) = n + 1 ⊢ ∃ l' k, depth l' = n ∧ cons l = consN (skip l') k TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.Lift.depth_succ
[561, 1]
[567, 29]
exact ⟨l, k+1, rfl, rfl⟩
case intro.intro.intro.refl l✝ l : Lift k : Nat H : depth (cons (consN (skip l) k)) = depth l + 1 ⊢ ∃ l' k_1, depth l' = depth l ∧ cons (consN (skip l) k) = consN (skip l') k_1
no goals
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro.intro.refl l✝ l : Lift k : Nat H : depth (cons (consN (skip l) k)) = depth l + 1 ⊢ ∃ l' k_1, depth l' = depth l ∧ cons (consN (skip l) k) = consN (skip l') k_1 TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.Lift.depth_succ'
[569, 1]
[572, 65]
let ⟨l', k, h1, h2⟩ := depth_succ H
n : Nat l : Lift H : depth l = n + 1 ⊢ ∃ l' k, depth l' = n ∧ l = comp l' (consN (skipN 1) k)
n : Nat l : Lift H : depth l = n + 1 l' : Lift k : Nat h1 : depth l' = n h2 : l = consN (skip l') k ⊢ ∃ l' k, depth l' = n ∧ l = comp l' (consN (skipN 1) k)
Please generate a tactic in lean4 to solve the state. STATE: n : Nat l : Lift H : depth l = n + 1 ⊢ ∃ l' k, depth l' = n ∧ l = comp l' (consN (skipN 1) k) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.Lift.depth_succ'
[569, 1]
[572, 65]
exact ⟨.consN l' k, k, by simp [h1], by rwa [← consN_skip_eq]⟩
n : Nat l : Lift H : depth l = n + 1 l' : Lift k : Nat h1 : depth l' = n h2 : l = consN (skip l') k ⊢ ∃ l' k, depth l' = n ∧ l = comp l' (consN (skipN 1) k)
no goals
Please generate a tactic in lean4 to solve the state. STATE: n : Nat l : Lift H : depth l = n + 1 l' : Lift k : Nat h1 : depth l' = n h2 : l = consN (skip l') k ⊢ ∃ l' k, depth l' = n ∧ l = comp l' (consN (skipN 1) k) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.Lift.depth_succ'
[569, 1]
[572, 65]
simp [h1]
n : Nat l : Lift H : depth l = n + 1 l' : Lift k : Nat h1 : depth l' = n h2 : l = consN (skip l') k ⊢ depth (consN l' k) = n
no goals
Please generate a tactic in lean4 to solve the state. STATE: n : Nat l : Lift H : depth l = n + 1 l' : Lift k : Nat h1 : depth l' = n h2 : l = consN (skip l') k ⊢ depth (consN l' k) = n TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.Lift.depth_succ'
[569, 1]
[572, 65]
rwa [← consN_skip_eq]
n : Nat l : Lift H : depth l = n + 1 l' : Lift k : Nat h1 : depth l' = n h2 : l = consN (skip l') k ⊢ l = comp (consN l' k) (consN (skipN 1) k)
no goals
Please generate a tactic in lean4 to solve the state. STATE: n : Nat l : Lift H : depth l = n + 1 l' : Lift k : Nat h1 : depth l' = n h2 : l = consN (skip l') k ⊢ l = comp (consN l' k) (consN (skipN 1) k) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.liftVar_comp
[580, 1]
[581, 99]
induction l₂ generalizing l₁ n <;> [skip; skip; cases l₁ <;> [skip; skip; cases n]] <;> simp [*]
l₁ l₂ : Lift n : Nat ⊢ Lift.liftVar (Lift.comp l₁ l₂) n = Lift.liftVar l₂ (Lift.liftVar l₁ n)
no goals
Please generate a tactic in lean4 to solve the state. STATE: l₁ l₂ : Lift n : Nat ⊢ Lift.liftVar (Lift.comp l₁ l₂) n = Lift.liftVar l₂ (Lift.liftVar l₁ n) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.liftVar_skipN
[583, 1]
[586, 52]
induction n generalizing i with | zero => rfl | succ _ ih => simp [ih, Nat.add_right_comm]; rfl
n i : Nat ⊢ Lift.liftVar (Lift.skipN n) i = i + n
no goals
Please generate a tactic in lean4 to solve the state. STATE: n i : Nat ⊢ Lift.liftVar (Lift.skipN n) i = i + n TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.liftVar_skipN
[583, 1]
[586, 52]
rfl
case zero i : Nat ⊢ Lift.liftVar (Lift.skipN Nat.zero) i = i + Nat.zero
no goals
Please generate a tactic in lean4 to solve the state. STATE: case zero i : Nat ⊢ Lift.liftVar (Lift.skipN Nat.zero) i = i + Nat.zero TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.liftVar_skipN
[583, 1]
[586, 52]
simp [ih, Nat.add_right_comm]
case succ n✝ : Nat ih : ∀ {i : Nat}, Lift.liftVar (Lift.skipN n✝) i = i + n✝ i : Nat ⊢ Lift.liftVar (Lift.skipN (Nat.succ n✝)) i = i + Nat.succ n✝
case succ n✝ : Nat ih : ∀ {i : Nat}, Lift.liftVar (Lift.skipN n✝) i = i + n✝ i : Nat ⊢ i + n✝ + 1 = i + Nat.succ n✝
Please generate a tactic in lean4 to solve the state. STATE: case succ n✝ : Nat ih : ∀ {i : Nat}, Lift.liftVar (Lift.skipN n✝) i = i + n✝ i : Nat ⊢ Lift.liftVar (Lift.skipN (Nat.succ n✝)) i = i + Nat.succ n✝ TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.liftVar_skipN
[583, 1]
[586, 52]
rfl
case succ n✝ : Nat ih : ∀ {i : Nat}, Lift.liftVar (Lift.skipN n✝) i = i + n✝ i : Nat ⊢ i + n✝ + 1 = i + Nat.succ n✝
no goals
Please generate a tactic in lean4 to solve the state. STATE: case succ n✝ : Nat ih : ∀ {i : Nat}, Lift.liftVar (Lift.skipN n✝) i = i + n✝ i : Nat ⊢ i + n✝ + 1 = i + Nat.succ n✝ TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.liftVar_consN_skipN
[588, 1]
[593, 30]
induction k generalizing i with | zero => simp [liftVar_skipN] | succ k ih => cases i with simp [liftVar, Nat.succ_lt_succ_iff, ih] | succ i => split <;> rfl
n k i : Nat ⊢ Lift.liftVar (Lift.consN (Lift.skipN n) k) i = liftVar n i k
no goals
Please generate a tactic in lean4 to solve the state. STATE: n k i : Nat ⊢ Lift.liftVar (Lift.consN (Lift.skipN n) k) i = liftVar n i k TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.liftVar_consN_skipN
[588, 1]
[593, 30]
simp [liftVar_skipN]
case zero n i : Nat ⊢ Lift.liftVar (Lift.consN (Lift.skipN n) Nat.zero) i = liftVar n i Nat.zero
no goals
Please generate a tactic in lean4 to solve the state. STATE: case zero n i : Nat ⊢ Lift.liftVar (Lift.consN (Lift.skipN n) Nat.zero) i = liftVar n i Nat.zero TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.liftVar_consN_skipN
[588, 1]
[593, 30]
cases i with simp [liftVar, Nat.succ_lt_succ_iff, ih] | succ i => split <;> rfl
case succ n k : Nat ih : ∀ {i : Nat}, Lift.liftVar (Lift.consN (Lift.skipN n) k) i = liftVar n i k i : Nat ⊢ Lift.liftVar (Lift.consN (Lift.skipN n) (Nat.succ k)) i = liftVar n i (Nat.succ k)
no goals
Please generate a tactic in lean4 to solve the state. STATE: case succ n k : Nat ih : ∀ {i : Nat}, Lift.liftVar (Lift.consN (Lift.skipN n) k) i = liftVar n i k i : Nat ⊢ Lift.liftVar (Lift.consN (Lift.skipN n) (Nat.succ k)) i = liftVar n i (Nat.succ k) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.liftVar_consN_skipN
[588, 1]
[593, 30]
split <;> rfl
case succ.succ n k : Nat ih : ∀ {i : Nat}, Lift.liftVar (Lift.consN (Lift.skipN n) k) i = liftVar n i k i : Nat ⊢ (if i < k then i else n + i) + 1 = if i < k then Nat.succ i else n + Nat.succ i
no goals
Please generate a tactic in lean4 to solve the state. STATE: case succ.succ n k : Nat ih : ∀ {i : Nat}, Lift.liftVar (Lift.consN (Lift.skipN n) k) i = liftVar n i k i : Nat ⊢ (if i < k then i else n + i) + 1 = if i < k then Nat.succ i else n + Nat.succ i TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.liftVar_depth_zero
[595, 1]
[596, 81]
induction l generalizing n <;> [skip; skip; cases n] <;> simp_all [Lift.depth]
l : Lift n : Nat H : Lift.depth l = 0 ⊢ Lift.liftVar l n = n
no goals
Please generate a tactic in lean4 to solve the state. STATE: l : Lift n : Nat H : Lift.depth l = 0 ⊢ Lift.liftVar l n = n TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.lift'_consN_skipN
[608, 1]
[609, 70]
induction e generalizing k <;> simp [liftN, liftVar_consN_skipN, *]
n : Nat e : VExpr k : Nat ⊢ liftN n e k = lift' e (Lift.consN (Lift.skipN n) k)
no goals
Please generate a tactic in lean4 to solve the state. STATE: n : Nat e : VExpr k : Nat ⊢ liftN n e k = lift' e (Lift.consN (Lift.skipN n) k) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.lift'_comp
[611, 1]
[612, 60]
induction e generalizing l₁ l₂ <;> simp [liftVar_comp, *]
l₁ l₂ : Lift e : VExpr ⊢ lift' (lift' e l₁) l₂ = lift' e (Lift.comp l₁ l₂)
no goals
Please generate a tactic in lean4 to solve the state. STATE: l₁ l₂ : Lift e : VExpr ⊢ lift' (lift' e l₁) l₂ = lift' e (Lift.comp l₁ l₂) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/VExpr.lean
Lean4Lean.VExpr.lift'_depth_zero
[614, 1]
[615, 63]
induction e generalizing l <;> simp_all [liftVar_depth_zero]
l : Lift e : VExpr H : Lift.depth l = 0 ⊢ lift' e l = e
no goals
Please generate a tactic in lean4 to solve the state. STATE: l : Lift e : VExpr H : Lift.depth l = 0 ⊢ lift' e l = e TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/Typing/StratifiedUntyped.lean
Lean4Lean.VEnv.IsDefEq.inductionU1
[55, 1]
[97, 44]
have H' := H.strong henv hΓ
env : VEnv Γ : List VExpr U : Nat henv : Ordered env hΓ : OnCtx Γ (IsType env U) e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 H : IsDefEq env U Γ e1 e2 A ⊢ HasTypeU1 env U defEq Γ e1 A ∧ HasTypeU1 env U defEq Γ e2 A ∧ IsDefEqU1 env U hasType Γ e1 e2
env : VEnv Γ : List VExpr U : Nat henv : Ordered env hΓ : OnCtx Γ (IsType env U) e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 H : IsDefEq env U Γ e1 e2 A H' : IsDefEqStrong env U Γ e1 e2 A ⊢ HasTypeU1 env U defEq Γ e1 A ∧ HasTypeU1 env U defEq Γ e2 A ∧ IsDefEqU1 env U hasType Γ e1 e2
Please generate a tactic in lean4 to solve the state. STATE: env : VEnv Γ : List VExpr U : Nat henv : Ordered env hΓ : OnCtx Γ (IsType env U) e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 H : IsDefEq env U Γ e1 e2 A ⊢ HasTypeU1 env U defEq Γ e1 A ∧ HasTypeU1 env U defEq Γ e2 A ∧ IsDefEqU1 env U hasType Γ e1 e2 TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/Typing/StratifiedUntyped.lean
Lean4Lean.VEnv.IsDefEq.inductionU1
[55, 1]
[97, 44]
clear hΓ H
env : VEnv Γ : List VExpr U : Nat henv : Ordered env hΓ : OnCtx Γ (IsType env U) e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 H : IsDefEq env U Γ e1 e2 A H' : IsDefEqStrong env U Γ e1 e2 A ⊢ HasTypeU1 env U defEq Γ e1 A ∧ HasTypeU1 env U defEq Γ e2 A ∧ IsDefEqU1 env U hasType Γ e1 e2
env : VEnv Γ : List VExpr U : Nat henv : Ordered env e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 H' : IsDefEqStrong env U Γ e1 e2 A ⊢ HasTypeU1 env U defEq Γ e1 A ∧ HasTypeU1 env U defEq Γ e2 A ∧ IsDefEqU1 env U hasType Γ e1 e2
Please generate a tactic in lean4 to solve the state. STATE: env : VEnv Γ : List VExpr U : Nat henv : Ordered env hΓ : OnCtx Γ (IsType env U) e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 H : IsDefEq env U Γ e1 e2 A H' : IsDefEqStrong env U Γ e1 e2 A ⊢ HasTypeU1 env U defEq Γ e1 A ∧ HasTypeU1 env U defEq Γ e2 A ∧ IsDefEqU1 env U hasType Γ e1 e2 TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/Typing/StratifiedUntyped.lean
Lean4Lean.VEnv.IsDefEq.inductionU1
[55, 1]
[97, 44]
induction H' with | bvar h => exact ⟨.bvar h, .bvar h, .refl⟩ | symm _ ih => exact ⟨ih.2.1, ih.1, .symm ih.2.2⟩ | trans _ _ ih1 ih2 => exact ⟨ih1.1, ih2.2.1, .trans ih1.2.2 ih2.2.2⟩ | @constDF _ _ ls₁ ls₂ _ _ h1 h2 h3 h4 h5 => exact ⟨.const h1 h2 h4, .defeq sorry <| .const h1 h3 (h5.length_eq.symm.trans h4), .constDF h5⟩ | @sortDF l l' _ h1 h2 h3 => refine ⟨.sort h1, ?_, .sortDF h3⟩ exact .defeq (hdf (.sort (l := l'.succ) h2) (.sort (l := l.succ) h1) (.sortDF <| VLevel.succ_congr h3.symm)) (.sort h2) | appDF _ _ _ _ _ _ _ _ _ ihf iha ihBa => let ⟨hf, hf', ff⟩ := ihf; let ⟨ha, ha', aa⟩ := iha exact ⟨.app hf ha, .defeq (hdf ihBa.2.1 ihBa.1 (.symm ihBa.2.2)) (.app hf' ha'), .appDF ff aa⟩ | lamDF _ _ _ _ _ _ _ ihA ihB ihB' ihb ihb' => refine ⟨.lam ihA.1 ihb.1, .defeq ?_ <| .lam ihA.2.1 ihb'.2.1, .lamDF ihA.2.2 ihb.2.2⟩ exact hdf (.forallE ihA.2.1 ihB'.1) (.forallE ihA.1 ihB.1) <| .symm <| .forallEDF ihA.2.2 ihB.2.2 | forallEDF _ _ _ _ _ ih1 ih2 ih3 => exact ⟨.forallE ih1.1 ih2.1, .forallE ih1.2.1 ih3.2.1, .forallEDF ih1.2.2 ih2.2.2⟩ | defeqDF _ _ _ ih1 ih2 => have h := hdf ih1.1 ih1.2.1 ih1.2.2; exact ⟨.defeq h ih2.1, .defeq h ih2.2.1, ih2.2.2⟩ | beta _ _ _ _ _ _ _ _ ihA _ ihe ihe' _ ihee => exact ⟨.app (.lam ihA.1 ihe.1) ihe'.1, ihee.1, .beta (hty ihe.1) (hty ihe'.1)⟩ | eta _ _ _ _ _ _ _ ihA _ _ ihe ihe' => have := HasTypeU1.app ihe'.1 (.bvar .zero) rw [instN_bvar0] at this exact ⟨.lam ihA.1 this, ihe.1, .eta⟩ | proofIrrel _ _ _ ih1 ih2 ih3 => exact ⟨ih2.1, ih3.1, .proofIrrel (hty ih1.1) (hty ih2.1) (hty ih3.1)⟩ | extra h1 h2 h3 _ _ _ _ _ _ _ _ _ ihl' ihr' => exact ⟨ihl'.1, ihr'.1, .extra h1 h2 h3⟩
env : VEnv Γ : List VExpr U : Nat henv : Ordered env e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 H' : IsDefEqStrong env U Γ e1 e2 A ⊢ HasTypeU1 env U defEq Γ e1 A ∧ HasTypeU1 env U defEq Γ e2 A ∧ IsDefEqU1 env U hasType Γ e1 e2
no goals
Please generate a tactic in lean4 to solve the state. STATE: env : VEnv Γ : List VExpr U : Nat henv : Ordered env e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 H' : IsDefEqStrong env U Γ e1 e2 A ⊢ HasTypeU1 env U defEq Γ e1 A ∧ HasTypeU1 env U defEq Γ e2 A ∧ IsDefEqU1 env U hasType Γ e1 e2 TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/Typing/StratifiedUntyped.lean
Lean4Lean.VEnv.IsDefEq.inductionU1
[55, 1]
[97, 44]
exact ⟨.bvar h, .bvar h, .refl⟩
case bvar env : VEnv Γ : List VExpr U : Nat henv : Ordered env e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 Γ✝ : List VExpr i✝ : Nat A✝ : VExpr u✝ : VLevel h : Lookup Γ✝ i✝ A✝ a✝¹ : VLevel.WF U u✝ a✝ : IsDefEqStrong env U Γ✝ A✝ A✝ (VExpr.sort u✝) a_ih✝ : HasTypeU1 env U defEq Γ✝ A✝ (VExpr.sort u✝) ∧ HasTypeU1 env U defEq Γ✝ A✝ (VExpr.sort u✝) ∧ IsDefEqU1 env U hasType Γ✝ A✝ A✝ ⊢ HasTypeU1 env U defEq Γ✝ (VExpr.bvar i✝) A✝ ∧ HasTypeU1 env U defEq Γ✝ (VExpr.bvar i✝) A✝ ∧ IsDefEqU1 env U hasType Γ✝ (VExpr.bvar i✝) (VExpr.bvar i✝)
no goals
Please generate a tactic in lean4 to solve the state. STATE: case bvar env : VEnv Γ : List VExpr U : Nat henv : Ordered env e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 Γ✝ : List VExpr i✝ : Nat A✝ : VExpr u✝ : VLevel h : Lookup Γ✝ i✝ A✝ a✝¹ : VLevel.WF U u✝ a✝ : IsDefEqStrong env U Γ✝ A✝ A✝ (VExpr.sort u✝) a_ih✝ : HasTypeU1 env U defEq Γ✝ A✝ (VExpr.sort u✝) ∧ HasTypeU1 env U defEq Γ✝ A✝ (VExpr.sort u✝) ∧ IsDefEqU1 env U hasType Γ✝ A✝ A✝ ⊢ HasTypeU1 env U defEq Γ✝ (VExpr.bvar i✝) A✝ ∧ HasTypeU1 env U defEq Γ✝ (VExpr.bvar i✝) A✝ ∧ IsDefEqU1 env U hasType Γ✝ (VExpr.bvar i✝) (VExpr.bvar i✝) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/Typing/StratifiedUntyped.lean
Lean4Lean.VEnv.IsDefEq.inductionU1
[55, 1]
[97, 44]
exact ⟨ih.2.1, ih.1, .symm ih.2.2⟩
case symm env : VEnv Γ : List VExpr U : Nat henv : Ordered env e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 Γ✝ : List VExpr e✝ e'✝ A✝ : VExpr a✝ : IsDefEqStrong env U Γ✝ e✝ e'✝ A✝ ih : HasTypeU1 env U defEq Γ✝ e✝ A✝ ∧ HasTypeU1 env U defEq Γ✝ e'✝ A✝ ∧ IsDefEqU1 env U hasType Γ✝ e✝ e'✝ ⊢ HasTypeU1 env U defEq Γ✝ e'✝ A✝ ∧ HasTypeU1 env U defEq Γ✝ e✝ A✝ ∧ IsDefEqU1 env U hasType Γ✝ e'✝ e✝
no goals
Please generate a tactic in lean4 to solve the state. STATE: case symm env : VEnv Γ : List VExpr U : Nat henv : Ordered env e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 Γ✝ : List VExpr e✝ e'✝ A✝ : VExpr a✝ : IsDefEqStrong env U Γ✝ e✝ e'✝ A✝ ih : HasTypeU1 env U defEq Γ✝ e✝ A✝ ∧ HasTypeU1 env U defEq Γ✝ e'✝ A✝ ∧ IsDefEqU1 env U hasType Γ✝ e✝ e'✝ ⊢ HasTypeU1 env U defEq Γ✝ e'✝ A✝ ∧ HasTypeU1 env U defEq Γ✝ e✝ A✝ ∧ IsDefEqU1 env U hasType Γ✝ e'✝ e✝ TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/Typing/StratifiedUntyped.lean
Lean4Lean.VEnv.IsDefEq.inductionU1
[55, 1]
[97, 44]
exact ⟨ih1.1, ih2.2.1, .trans ih1.2.2 ih2.2.2⟩
case trans env : VEnv Γ : List VExpr U : Nat henv : Ordered env e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 Γ✝ : List VExpr e₁✝ e₂✝ A✝ e₃✝ : VExpr a✝¹ : IsDefEqStrong env U Γ✝ e₁✝ e₂✝ A✝ a✝ : IsDefEqStrong env U Γ✝ e₂✝ e₃✝ A✝ ih1 : HasTypeU1 env U defEq Γ✝ e₁✝ A✝ ∧ HasTypeU1 env U defEq Γ✝ e₂✝ A✝ ∧ IsDefEqU1 env U hasType Γ✝ e₁✝ e₂✝ ih2 : HasTypeU1 env U defEq Γ✝ e₂✝ A✝ ∧ HasTypeU1 env U defEq Γ✝ e₃✝ A✝ ∧ IsDefEqU1 env U hasType Γ✝ e₂✝ e₃✝ ⊢ HasTypeU1 env U defEq Γ✝ e₁✝ A✝ ∧ HasTypeU1 env U defEq Γ✝ e₃✝ A✝ ∧ IsDefEqU1 env U hasType Γ✝ e₁✝ e₃✝
no goals
Please generate a tactic in lean4 to solve the state. STATE: case trans env : VEnv Γ : List VExpr U : Nat henv : Ordered env e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 Γ✝ : List VExpr e₁✝ e₂✝ A✝ e₃✝ : VExpr a✝¹ : IsDefEqStrong env U Γ✝ e₁✝ e₂✝ A✝ a✝ : IsDefEqStrong env U Γ✝ e₂✝ e₃✝ A✝ ih1 : HasTypeU1 env U defEq Γ✝ e₁✝ A✝ ∧ HasTypeU1 env U defEq Γ✝ e₂✝ A✝ ∧ IsDefEqU1 env U hasType Γ✝ e₁✝ e₂✝ ih2 : HasTypeU1 env U defEq Γ✝ e₂✝ A✝ ∧ HasTypeU1 env U defEq Γ✝ e₃✝ A✝ ∧ IsDefEqU1 env U hasType Γ✝ e₂✝ e₃✝ ⊢ HasTypeU1 env U defEq Γ✝ e₁✝ A✝ ∧ HasTypeU1 env U defEq Γ✝ e₃✝ A✝ ∧ IsDefEqU1 env U hasType Γ✝ e₁✝ e₃✝ TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/Typing/StratifiedUntyped.lean
Lean4Lean.VEnv.IsDefEq.inductionU1
[55, 1]
[97, 44]
exact ⟨.const h1 h2 h4, .defeq sorry <| .const h1 h3 (h5.length_eq.symm.trans h4), .constDF h5⟩
case constDF env : VEnv Γ : List VExpr U : Nat henv : Ordered env e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 c✝ : Name ci✝ : VConstant ls₁ ls₂ : List VLevel u✝ : VLevel Γ✝ : List VExpr h1 : env.constants c✝ = some (some ci✝) h2 : ∀ (l : VLevel), l ∈ ls₁ → VLevel.WF U l h3 : ∀ (l : VLevel), l ∈ ls₂ → VLevel.WF U l h4 : List.length ls₁ = ci✝.uvars h5 : List.Forall₂ (fun x x_1 => x ≈ x_1) ls₁ ls₂ a✝⁴ : VLevel.WF U u✝ a✝³ : IsDefEqStrong env U [] (VExpr.instL ls₁ ci✝.type) (VExpr.instL ls₁ ci✝.type) (VExpr.sort u✝) a✝² : IsDefEqStrong env U [] (VExpr.instL ls₂ ci✝.type) (VExpr.instL ls₂ ci✝.type) (VExpr.sort u✝) a✝¹ : IsDefEqStrong env U Γ✝ (VExpr.instL ls₁ ci✝.type) (VExpr.instL ls₁ ci✝.type) (VExpr.sort u✝) a✝ : IsDefEqStrong env U Γ✝ (VExpr.instL ls₂ ci✝.type) (VExpr.instL ls₂ ci✝.type) (VExpr.sort u✝) a_ih✝³ : HasTypeU1 env U defEq [] (VExpr.instL ls₁ ci✝.type) (VExpr.sort u✝) ∧ HasTypeU1 env U defEq [] (VExpr.instL ls₁ ci✝.type) (VExpr.sort u✝) ∧ IsDefEqU1 env U hasType [] (VExpr.instL ls₁ ci✝.type) (VExpr.instL ls₁ ci✝.type) a_ih✝² : HasTypeU1 env U defEq [] (VExpr.instL ls₂ ci✝.type) (VExpr.sort u✝) ∧ HasTypeU1 env U defEq [] (VExpr.instL ls₂ ci✝.type) (VExpr.sort u✝) ∧ IsDefEqU1 env U hasType [] (VExpr.instL ls₂ ci✝.type) (VExpr.instL ls₂ ci✝.type) a_ih✝¹ : HasTypeU1 env U defEq Γ✝ (VExpr.instL ls₁ ci✝.type) (VExpr.sort u✝) ∧ HasTypeU1 env U defEq Γ✝ (VExpr.instL ls₁ ci✝.type) (VExpr.sort u✝) ∧ IsDefEqU1 env U hasType Γ✝ (VExpr.instL ls₁ ci✝.type) (VExpr.instL ls₁ ci✝.type) a_ih✝ : HasTypeU1 env U defEq Γ✝ (VExpr.instL ls₂ ci✝.type) (VExpr.sort u✝) ∧ HasTypeU1 env U defEq Γ✝ (VExpr.instL ls₂ ci✝.type) (VExpr.sort u✝) ∧ IsDefEqU1 env U hasType Γ✝ (VExpr.instL ls₂ ci✝.type) (VExpr.instL ls₂ ci✝.type) ⊢ HasTypeU1 env U defEq Γ✝ (VExpr.const c✝ ls₁) (VExpr.instL ls₁ ci✝.type) ∧ HasTypeU1 env U defEq Γ✝ (VExpr.const c✝ ls₂) (VExpr.instL ls₁ ci✝.type) ∧ IsDefEqU1 env U hasType Γ✝ (VExpr.const c✝ ls₁) (VExpr.const c✝ ls₂)
no goals
Please generate a tactic in lean4 to solve the state. STATE: case constDF env : VEnv Γ : List VExpr U : Nat henv : Ordered env e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 c✝ : Name ci✝ : VConstant ls₁ ls₂ : List VLevel u✝ : VLevel Γ✝ : List VExpr h1 : env.constants c✝ = some (some ci✝) h2 : ∀ (l : VLevel), l ∈ ls₁ → VLevel.WF U l h3 : ∀ (l : VLevel), l ∈ ls₂ → VLevel.WF U l h4 : List.length ls₁ = ci✝.uvars h5 : List.Forall₂ (fun x x_1 => x ≈ x_1) ls₁ ls₂ a✝⁴ : VLevel.WF U u✝ a✝³ : IsDefEqStrong env U [] (VExpr.instL ls₁ ci✝.type) (VExpr.instL ls₁ ci✝.type) (VExpr.sort u✝) a✝² : IsDefEqStrong env U [] (VExpr.instL ls₂ ci✝.type) (VExpr.instL ls₂ ci✝.type) (VExpr.sort u✝) a✝¹ : IsDefEqStrong env U Γ✝ (VExpr.instL ls₁ ci✝.type) (VExpr.instL ls₁ ci✝.type) (VExpr.sort u✝) a✝ : IsDefEqStrong env U Γ✝ (VExpr.instL ls₂ ci✝.type) (VExpr.instL ls₂ ci✝.type) (VExpr.sort u✝) a_ih✝³ : HasTypeU1 env U defEq [] (VExpr.instL ls₁ ci✝.type) (VExpr.sort u✝) ∧ HasTypeU1 env U defEq [] (VExpr.instL ls₁ ci✝.type) (VExpr.sort u✝) ∧ IsDefEqU1 env U hasType [] (VExpr.instL ls₁ ci✝.type) (VExpr.instL ls₁ ci✝.type) a_ih✝² : HasTypeU1 env U defEq [] (VExpr.instL ls₂ ci✝.type) (VExpr.sort u✝) ∧ HasTypeU1 env U defEq [] (VExpr.instL ls₂ ci✝.type) (VExpr.sort u✝) ∧ IsDefEqU1 env U hasType [] (VExpr.instL ls₂ ci✝.type) (VExpr.instL ls₂ ci✝.type) a_ih✝¹ : HasTypeU1 env U defEq Γ✝ (VExpr.instL ls₁ ci✝.type) (VExpr.sort u✝) ∧ HasTypeU1 env U defEq Γ✝ (VExpr.instL ls₁ ci✝.type) (VExpr.sort u✝) ∧ IsDefEqU1 env U hasType Γ✝ (VExpr.instL ls₁ ci✝.type) (VExpr.instL ls₁ ci✝.type) a_ih✝ : HasTypeU1 env U defEq Γ✝ (VExpr.instL ls₂ ci✝.type) (VExpr.sort u✝) ∧ HasTypeU1 env U defEq Γ✝ (VExpr.instL ls₂ ci✝.type) (VExpr.sort u✝) ∧ IsDefEqU1 env U hasType Γ✝ (VExpr.instL ls₂ ci✝.type) (VExpr.instL ls₂ ci✝.type) ⊢ HasTypeU1 env U defEq Γ✝ (VExpr.const c✝ ls₁) (VExpr.instL ls₁ ci✝.type) ∧ HasTypeU1 env U defEq Γ✝ (VExpr.const c✝ ls₂) (VExpr.instL ls₁ ci✝.type) ∧ IsDefEqU1 env U hasType Γ✝ (VExpr.const c✝ ls₁) (VExpr.const c✝ ls₂) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/Typing/StratifiedUntyped.lean
Lean4Lean.VEnv.IsDefEq.inductionU1
[55, 1]
[97, 44]
refine ⟨.sort h1, ?_, .sortDF h3⟩
case sortDF env : VEnv Γ : List VExpr U : Nat henv : Ordered env e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 l l' : VLevel Γ✝ : List VExpr h1 : VLevel.WF U l h2 : VLevel.WF U l' h3 : l ≈ l' ⊢ HasTypeU1 env U defEq Γ✝ (VExpr.sort l) (VExpr.sort (VLevel.succ l)) ∧ HasTypeU1 env U defEq Γ✝ (VExpr.sort l') (VExpr.sort (VLevel.succ l)) ∧ IsDefEqU1 env U hasType Γ✝ (VExpr.sort l) (VExpr.sort l')
case sortDF env : VEnv Γ : List VExpr U : Nat henv : Ordered env e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 l l' : VLevel Γ✝ : List VExpr h1 : VLevel.WF U l h2 : VLevel.WF U l' h3 : l ≈ l' ⊢ HasTypeU1 env U defEq Γ✝ (VExpr.sort l') (VExpr.sort (VLevel.succ l))
Please generate a tactic in lean4 to solve the state. STATE: case sortDF env : VEnv Γ : List VExpr U : Nat henv : Ordered env e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 l l' : VLevel Γ✝ : List VExpr h1 : VLevel.WF U l h2 : VLevel.WF U l' h3 : l ≈ l' ⊢ HasTypeU1 env U defEq Γ✝ (VExpr.sort l) (VExpr.sort (VLevel.succ l)) ∧ HasTypeU1 env U defEq Γ✝ (VExpr.sort l') (VExpr.sort (VLevel.succ l)) ∧ IsDefEqU1 env U hasType Γ✝ (VExpr.sort l) (VExpr.sort l') TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/Typing/StratifiedUntyped.lean
Lean4Lean.VEnv.IsDefEq.inductionU1
[55, 1]
[97, 44]
exact .defeq (hdf (.sort (l := l'.succ) h2) (.sort (l := l.succ) h1) (.sortDF <| VLevel.succ_congr h3.symm)) (.sort h2)
case sortDF env : VEnv Γ : List VExpr U : Nat henv : Ordered env e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 l l' : VLevel Γ✝ : List VExpr h1 : VLevel.WF U l h2 : VLevel.WF U l' h3 : l ≈ l' ⊢ HasTypeU1 env U defEq Γ✝ (VExpr.sort l') (VExpr.sort (VLevel.succ l))
no goals
Please generate a tactic in lean4 to solve the state. STATE: case sortDF env : VEnv Γ : List VExpr U : Nat henv : Ordered env e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 l l' : VLevel Γ✝ : List VExpr h1 : VLevel.WF U l h2 : VLevel.WF U l' h3 : l ≈ l' ⊢ HasTypeU1 env U defEq Γ✝ (VExpr.sort l') (VExpr.sort (VLevel.succ l)) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/Typing/StratifiedUntyped.lean
Lean4Lean.VEnv.IsDefEq.inductionU1
[55, 1]
[97, 44]
let ⟨hf, hf', ff⟩ := ihf
case appDF env : VEnv Γ : List VExpr U : Nat henv : Ordered env e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 Γ✝ : List VExpr A✝ : VExpr u✝ : VLevel B✝ : VExpr v✝ : VLevel f✝ f'✝ a✝⁷ a'✝ : VExpr a✝⁶ : VLevel.WF U u✝ a✝⁵ : VLevel.WF U v✝ a✝⁴ : IsDefEqStrong env U Γ✝ A✝ A✝ (VExpr.sort u✝) a✝³ : IsDefEqStrong env U (A✝ :: Γ✝) B✝ B✝ (VExpr.sort v✝) a✝² : IsDefEqStrong env U Γ✝ f✝ f'✝ (VExpr.forallE A✝ B✝) a✝¹ : IsDefEqStrong env U Γ✝ a✝⁷ a'✝ A✝ a✝ : IsDefEqStrong env U Γ✝ (inst B✝ a✝⁷) (inst B✝ a'✝) (VExpr.sort v✝) a_ih✝¹ : HasTypeU1 env U defEq Γ✝ A✝ (VExpr.sort u✝) ∧ HasTypeU1 env U defEq Γ✝ A✝ (VExpr.sort u✝) ∧ IsDefEqU1 env U hasType Γ✝ A✝ A✝ a_ih✝ : HasTypeU1 env U defEq (A✝ :: Γ✝) B✝ (VExpr.sort v✝) ∧ HasTypeU1 env U defEq (A✝ :: Γ✝) B✝ (VExpr.sort v✝) ∧ IsDefEqU1 env U hasType (A✝ :: Γ✝) B✝ B✝ ihf : HasTypeU1 env U defEq Γ✝ f✝ (VExpr.forallE A✝ B✝) ∧ HasTypeU1 env U defEq Γ✝ f'✝ (VExpr.forallE A✝ B✝) ∧ IsDefEqU1 env U hasType Γ✝ f✝ f'✝ iha : HasTypeU1 env U defEq Γ✝ a✝⁷ A✝ ∧ HasTypeU1 env U defEq Γ✝ a'✝ A✝ ∧ IsDefEqU1 env U hasType Γ✝ a✝⁷ a'✝ ihBa : HasTypeU1 env U defEq Γ✝ (inst B✝ a✝⁷) (VExpr.sort v✝) ∧ HasTypeU1 env U defEq Γ✝ (inst B✝ a'✝) (VExpr.sort v✝) ∧ IsDefEqU1 env U hasType Γ✝ (inst B✝ a✝⁷) (inst B✝ a'✝) ⊢ HasTypeU1 env U defEq Γ✝ (app f✝ a✝⁷) (inst B✝ a✝⁷) ∧ HasTypeU1 env U defEq Γ✝ (app f'✝ a'✝) (inst B✝ a✝⁷) ∧ IsDefEqU1 env U hasType Γ✝ (app f✝ a✝⁷) (app f'✝ a'✝)
case appDF env : VEnv Γ : List VExpr U : Nat henv : Ordered env e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 Γ✝ : List VExpr A✝ : VExpr u✝ : VLevel B✝ : VExpr v✝ : VLevel f✝ f'✝ a✝⁷ a'✝ : VExpr a✝⁶ : VLevel.WF U u✝ a✝⁵ : VLevel.WF U v✝ a✝⁴ : IsDefEqStrong env U Γ✝ A✝ A✝ (VExpr.sort u✝) a✝³ : IsDefEqStrong env U (A✝ :: Γ✝) B✝ B✝ (VExpr.sort v✝) a✝² : IsDefEqStrong env U Γ✝ f✝ f'✝ (VExpr.forallE A✝ B✝) a✝¹ : IsDefEqStrong env U Γ✝ a✝⁷ a'✝ A✝ a✝ : IsDefEqStrong env U Γ✝ (inst B✝ a✝⁷) (inst B✝ a'✝) (VExpr.sort v✝) a_ih✝¹ : HasTypeU1 env U defEq Γ✝ A✝ (VExpr.sort u✝) ∧ HasTypeU1 env U defEq Γ✝ A✝ (VExpr.sort u✝) ∧ IsDefEqU1 env U hasType Γ✝ A✝ A✝ a_ih✝ : HasTypeU1 env U defEq (A✝ :: Γ✝) B✝ (VExpr.sort v✝) ∧ HasTypeU1 env U defEq (A✝ :: Γ✝) B✝ (VExpr.sort v✝) ∧ IsDefEqU1 env U hasType (A✝ :: Γ✝) B✝ B✝ ihf : HasTypeU1 env U defEq Γ✝ f✝ (VExpr.forallE A✝ B✝) ∧ HasTypeU1 env U defEq Γ✝ f'✝ (VExpr.forallE A✝ B✝) ∧ IsDefEqU1 env U hasType Γ✝ f✝ f'✝ iha : HasTypeU1 env U defEq Γ✝ a✝⁷ A✝ ∧ HasTypeU1 env U defEq Γ✝ a'✝ A✝ ∧ IsDefEqU1 env U hasType Γ✝ a✝⁷ a'✝ ihBa : HasTypeU1 env U defEq Γ✝ (inst B✝ a✝⁷) (VExpr.sort v✝) ∧ HasTypeU1 env U defEq Γ✝ (inst B✝ a'✝) (VExpr.sort v✝) ∧ IsDefEqU1 env U hasType Γ✝ (inst B✝ a✝⁷) (inst B✝ a'✝) hf : HasTypeU1 env U defEq Γ✝ f✝ (VExpr.forallE A✝ B✝) hf' : HasTypeU1 env U defEq Γ✝ f'✝ (VExpr.forallE A✝ B✝) ff : IsDefEqU1 env U hasType Γ✝ f✝ f'✝ ⊢ HasTypeU1 env U defEq Γ✝ (app f✝ a✝⁷) (inst B✝ a✝⁷) ∧ HasTypeU1 env U defEq Γ✝ (app f'✝ a'✝) (inst B✝ a✝⁷) ∧ IsDefEqU1 env U hasType Γ✝ (app f✝ a✝⁷) (app f'✝ a'✝)
Please generate a tactic in lean4 to solve the state. STATE: case appDF env : VEnv Γ : List VExpr U : Nat henv : Ordered env e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 Γ✝ : List VExpr A✝ : VExpr u✝ : VLevel B✝ : VExpr v✝ : VLevel f✝ f'✝ a✝⁷ a'✝ : VExpr a✝⁶ : VLevel.WF U u✝ a✝⁵ : VLevel.WF U v✝ a✝⁴ : IsDefEqStrong env U Γ✝ A✝ A✝ (VExpr.sort u✝) a✝³ : IsDefEqStrong env U (A✝ :: Γ✝) B✝ B✝ (VExpr.sort v✝) a✝² : IsDefEqStrong env U Γ✝ f✝ f'✝ (VExpr.forallE A✝ B✝) a✝¹ : IsDefEqStrong env U Γ✝ a✝⁷ a'✝ A✝ a✝ : IsDefEqStrong env U Γ✝ (inst B✝ a✝⁷) (inst B✝ a'✝) (VExpr.sort v✝) a_ih✝¹ : HasTypeU1 env U defEq Γ✝ A✝ (VExpr.sort u✝) ∧ HasTypeU1 env U defEq Γ✝ A✝ (VExpr.sort u✝) ∧ IsDefEqU1 env U hasType Γ✝ A✝ A✝ a_ih✝ : HasTypeU1 env U defEq (A✝ :: Γ✝) B✝ (VExpr.sort v✝) ∧ HasTypeU1 env U defEq (A✝ :: Γ✝) B✝ (VExpr.sort v✝) ∧ IsDefEqU1 env U hasType (A✝ :: Γ✝) B✝ B✝ ihf : HasTypeU1 env U defEq Γ✝ f✝ (VExpr.forallE A✝ B✝) ∧ HasTypeU1 env U defEq Γ✝ f'✝ (VExpr.forallE A✝ B✝) ∧ IsDefEqU1 env U hasType Γ✝ f✝ f'✝ iha : HasTypeU1 env U defEq Γ✝ a✝⁷ A✝ ∧ HasTypeU1 env U defEq Γ✝ a'✝ A✝ ∧ IsDefEqU1 env U hasType Γ✝ a✝⁷ a'✝ ihBa : HasTypeU1 env U defEq Γ✝ (inst B✝ a✝⁷) (VExpr.sort v✝) ∧ HasTypeU1 env U defEq Γ✝ (inst B✝ a'✝) (VExpr.sort v✝) ∧ IsDefEqU1 env U hasType Γ✝ (inst B✝ a✝⁷) (inst B✝ a'✝) ⊢ HasTypeU1 env U defEq Γ✝ (app f✝ a✝⁷) (inst B✝ a✝⁷) ∧ HasTypeU1 env U defEq Γ✝ (app f'✝ a'✝) (inst B✝ a✝⁷) ∧ IsDefEqU1 env U hasType Γ✝ (app f✝ a✝⁷) (app f'✝ a'✝) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/Typing/StratifiedUntyped.lean
Lean4Lean.VEnv.IsDefEq.inductionU1
[55, 1]
[97, 44]
let ⟨ha, ha', aa⟩ := iha
case appDF env : VEnv Γ : List VExpr U : Nat henv : Ordered env e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 Γ✝ : List VExpr A✝ : VExpr u✝ : VLevel B✝ : VExpr v✝ : VLevel f✝ f'✝ a✝⁷ a'✝ : VExpr a✝⁶ : VLevel.WF U u✝ a✝⁵ : VLevel.WF U v✝ a✝⁴ : IsDefEqStrong env U Γ✝ A✝ A✝ (VExpr.sort u✝) a✝³ : IsDefEqStrong env U (A✝ :: Γ✝) B✝ B✝ (VExpr.sort v✝) a✝² : IsDefEqStrong env U Γ✝ f✝ f'✝ (VExpr.forallE A✝ B✝) a✝¹ : IsDefEqStrong env U Γ✝ a✝⁷ a'✝ A✝ a✝ : IsDefEqStrong env U Γ✝ (inst B✝ a✝⁷) (inst B✝ a'✝) (VExpr.sort v✝) a_ih✝¹ : HasTypeU1 env U defEq Γ✝ A✝ (VExpr.sort u✝) ∧ HasTypeU1 env U defEq Γ✝ A✝ (VExpr.sort u✝) ∧ IsDefEqU1 env U hasType Γ✝ A✝ A✝ a_ih✝ : HasTypeU1 env U defEq (A✝ :: Γ✝) B✝ (VExpr.sort v✝) ∧ HasTypeU1 env U defEq (A✝ :: Γ✝) B✝ (VExpr.sort v✝) ∧ IsDefEqU1 env U hasType (A✝ :: Γ✝) B✝ B✝ ihf : HasTypeU1 env U defEq Γ✝ f✝ (VExpr.forallE A✝ B✝) ∧ HasTypeU1 env U defEq Γ✝ f'✝ (VExpr.forallE A✝ B✝) ∧ IsDefEqU1 env U hasType Γ✝ f✝ f'✝ iha : HasTypeU1 env U defEq Γ✝ a✝⁷ A✝ ∧ HasTypeU1 env U defEq Γ✝ a'✝ A✝ ∧ IsDefEqU1 env U hasType Γ✝ a✝⁷ a'✝ ihBa : HasTypeU1 env U defEq Γ✝ (inst B✝ a✝⁷) (VExpr.sort v✝) ∧ HasTypeU1 env U defEq Γ✝ (inst B✝ a'✝) (VExpr.sort v✝) ∧ IsDefEqU1 env U hasType Γ✝ (inst B✝ a✝⁷) (inst B✝ a'✝) hf : HasTypeU1 env U defEq Γ✝ f✝ (VExpr.forallE A✝ B✝) hf' : HasTypeU1 env U defEq Γ✝ f'✝ (VExpr.forallE A✝ B✝) ff : IsDefEqU1 env U hasType Γ✝ f✝ f'✝ ⊢ HasTypeU1 env U defEq Γ✝ (app f✝ a✝⁷) (inst B✝ a✝⁷) ∧ HasTypeU1 env U defEq Γ✝ (app f'✝ a'✝) (inst B✝ a✝⁷) ∧ IsDefEqU1 env U hasType Γ✝ (app f✝ a✝⁷) (app f'✝ a'✝)
case appDF env : VEnv Γ : List VExpr U : Nat henv : Ordered env e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 Γ✝ : List VExpr A✝ : VExpr u✝ : VLevel B✝ : VExpr v✝ : VLevel f✝ f'✝ a✝⁷ a'✝ : VExpr a✝⁶ : VLevel.WF U u✝ a✝⁵ : VLevel.WF U v✝ a✝⁴ : IsDefEqStrong env U Γ✝ A✝ A✝ (VExpr.sort u✝) a✝³ : IsDefEqStrong env U (A✝ :: Γ✝) B✝ B✝ (VExpr.sort v✝) a✝² : IsDefEqStrong env U Γ✝ f✝ f'✝ (VExpr.forallE A✝ B✝) a✝¹ : IsDefEqStrong env U Γ✝ a✝⁷ a'✝ A✝ a✝ : IsDefEqStrong env U Γ✝ (inst B✝ a✝⁷) (inst B✝ a'✝) (VExpr.sort v✝) a_ih✝¹ : HasTypeU1 env U defEq Γ✝ A✝ (VExpr.sort u✝) ∧ HasTypeU1 env U defEq Γ✝ A✝ (VExpr.sort u✝) ∧ IsDefEqU1 env U hasType Γ✝ A✝ A✝ a_ih✝ : HasTypeU1 env U defEq (A✝ :: Γ✝) B✝ (VExpr.sort v✝) ∧ HasTypeU1 env U defEq (A✝ :: Γ✝) B✝ (VExpr.sort v✝) ∧ IsDefEqU1 env U hasType (A✝ :: Γ✝) B✝ B✝ ihf : HasTypeU1 env U defEq Γ✝ f✝ (VExpr.forallE A✝ B✝) ∧ HasTypeU1 env U defEq Γ✝ f'✝ (VExpr.forallE A✝ B✝) ∧ IsDefEqU1 env U hasType Γ✝ f✝ f'✝ iha : HasTypeU1 env U defEq Γ✝ a✝⁷ A✝ ∧ HasTypeU1 env U defEq Γ✝ a'✝ A✝ ∧ IsDefEqU1 env U hasType Γ✝ a✝⁷ a'✝ ihBa : HasTypeU1 env U defEq Γ✝ (inst B✝ a✝⁷) (VExpr.sort v✝) ∧ HasTypeU1 env U defEq Γ✝ (inst B✝ a'✝) (VExpr.sort v✝) ∧ IsDefEqU1 env U hasType Γ✝ (inst B✝ a✝⁷) (inst B✝ a'✝) hf : HasTypeU1 env U defEq Γ✝ f✝ (VExpr.forallE A✝ B✝) hf' : HasTypeU1 env U defEq Γ✝ f'✝ (VExpr.forallE A✝ B✝) ff : IsDefEqU1 env U hasType Γ✝ f✝ f'✝ ha : HasTypeU1 env U defEq Γ✝ a✝⁷ A✝ ha' : HasTypeU1 env U defEq Γ✝ a'✝ A✝ aa : IsDefEqU1 env U hasType Γ✝ a✝⁷ a'✝ ⊢ HasTypeU1 env U defEq Γ✝ (app f✝ a✝⁷) (inst B✝ a✝⁷) ∧ HasTypeU1 env U defEq Γ✝ (app f'✝ a'✝) (inst B✝ a✝⁷) ∧ IsDefEqU1 env U hasType Γ✝ (app f✝ a✝⁷) (app f'✝ a'✝)
Please generate a tactic in lean4 to solve the state. STATE: case appDF env : VEnv Γ : List VExpr U : Nat henv : Ordered env e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 Γ✝ : List VExpr A✝ : VExpr u✝ : VLevel B✝ : VExpr v✝ : VLevel f✝ f'✝ a✝⁷ a'✝ : VExpr a✝⁶ : VLevel.WF U u✝ a✝⁵ : VLevel.WF U v✝ a✝⁴ : IsDefEqStrong env U Γ✝ A✝ A✝ (VExpr.sort u✝) a✝³ : IsDefEqStrong env U (A✝ :: Γ✝) B✝ B✝ (VExpr.sort v✝) a✝² : IsDefEqStrong env U Γ✝ f✝ f'✝ (VExpr.forallE A✝ B✝) a✝¹ : IsDefEqStrong env U Γ✝ a✝⁷ a'✝ A✝ a✝ : IsDefEqStrong env U Γ✝ (inst B✝ a✝⁷) (inst B✝ a'✝) (VExpr.sort v✝) a_ih✝¹ : HasTypeU1 env U defEq Γ✝ A✝ (VExpr.sort u✝) ∧ HasTypeU1 env U defEq Γ✝ A✝ (VExpr.sort u✝) ∧ IsDefEqU1 env U hasType Γ✝ A✝ A✝ a_ih✝ : HasTypeU1 env U defEq (A✝ :: Γ✝) B✝ (VExpr.sort v✝) ∧ HasTypeU1 env U defEq (A✝ :: Γ✝) B✝ (VExpr.sort v✝) ∧ IsDefEqU1 env U hasType (A✝ :: Γ✝) B✝ B✝ ihf : HasTypeU1 env U defEq Γ✝ f✝ (VExpr.forallE A✝ B✝) ∧ HasTypeU1 env U defEq Γ✝ f'✝ (VExpr.forallE A✝ B✝) ∧ IsDefEqU1 env U hasType Γ✝ f✝ f'✝ iha : HasTypeU1 env U defEq Γ✝ a✝⁷ A✝ ∧ HasTypeU1 env U defEq Γ✝ a'✝ A✝ ∧ IsDefEqU1 env U hasType Γ✝ a✝⁷ a'✝ ihBa : HasTypeU1 env U defEq Γ✝ (inst B✝ a✝⁷) (VExpr.sort v✝) ∧ HasTypeU1 env U defEq Γ✝ (inst B✝ a'✝) (VExpr.sort v✝) ∧ IsDefEqU1 env U hasType Γ✝ (inst B✝ a✝⁷) (inst B✝ a'✝) hf : HasTypeU1 env U defEq Γ✝ f✝ (VExpr.forallE A✝ B✝) hf' : HasTypeU1 env U defEq Γ✝ f'✝ (VExpr.forallE A✝ B✝) ff : IsDefEqU1 env U hasType Γ✝ f✝ f'✝ ⊢ HasTypeU1 env U defEq Γ✝ (app f✝ a✝⁷) (inst B✝ a✝⁷) ∧ HasTypeU1 env U defEq Γ✝ (app f'✝ a'✝) (inst B✝ a✝⁷) ∧ IsDefEqU1 env U hasType Γ✝ (app f✝ a✝⁷) (app f'✝ a'✝) TACTIC:
https://github.com/digama0/lean4lean.git
c534f13d8d25f5e1891b6d18cc76b601ee87aa66
Lean4Lean/Theory/Typing/StratifiedUntyped.lean
Lean4Lean.VEnv.IsDefEq.inductionU1
[55, 1]
[97, 44]
exact ⟨.app hf ha, .defeq (hdf ihBa.2.1 ihBa.1 (.symm ihBa.2.2)) (.app hf' ha'), .appDF ff aa⟩
case appDF env : VEnv Γ : List VExpr U : Nat henv : Ordered env e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 Γ✝ : List VExpr A✝ : VExpr u✝ : VLevel B✝ : VExpr v✝ : VLevel f✝ f'✝ a✝⁷ a'✝ : VExpr a✝⁶ : VLevel.WF U u✝ a✝⁵ : VLevel.WF U v✝ a✝⁴ : IsDefEqStrong env U Γ✝ A✝ A✝ (VExpr.sort u✝) a✝³ : IsDefEqStrong env U (A✝ :: Γ✝) B✝ B✝ (VExpr.sort v✝) a✝² : IsDefEqStrong env U Γ✝ f✝ f'✝ (VExpr.forallE A✝ B✝) a✝¹ : IsDefEqStrong env U Γ✝ a✝⁷ a'✝ A✝ a✝ : IsDefEqStrong env U Γ✝ (inst B✝ a✝⁷) (inst B✝ a'✝) (VExpr.sort v✝) a_ih✝¹ : HasTypeU1 env U defEq Γ✝ A✝ (VExpr.sort u✝) ∧ HasTypeU1 env U defEq Γ✝ A✝ (VExpr.sort u✝) ∧ IsDefEqU1 env U hasType Γ✝ A✝ A✝ a_ih✝ : HasTypeU1 env U defEq (A✝ :: Γ✝) B✝ (VExpr.sort v✝) ∧ HasTypeU1 env U defEq (A✝ :: Γ✝) B✝ (VExpr.sort v✝) ∧ IsDefEqU1 env U hasType (A✝ :: Γ✝) B✝ B✝ ihf : HasTypeU1 env U defEq Γ✝ f✝ (VExpr.forallE A✝ B✝) ∧ HasTypeU1 env U defEq Γ✝ f'✝ (VExpr.forallE A✝ B✝) ∧ IsDefEqU1 env U hasType Γ✝ f✝ f'✝ iha : HasTypeU1 env U defEq Γ✝ a✝⁷ A✝ ∧ HasTypeU1 env U defEq Γ✝ a'✝ A✝ ∧ IsDefEqU1 env U hasType Γ✝ a✝⁷ a'✝ ihBa : HasTypeU1 env U defEq Γ✝ (inst B✝ a✝⁷) (VExpr.sort v✝) ∧ HasTypeU1 env U defEq Γ✝ (inst B✝ a'✝) (VExpr.sort v✝) ∧ IsDefEqU1 env U hasType Γ✝ (inst B✝ a✝⁷) (inst B✝ a'✝) hf : HasTypeU1 env U defEq Γ✝ f✝ (VExpr.forallE A✝ B✝) hf' : HasTypeU1 env U defEq Γ✝ f'✝ (VExpr.forallE A✝ B✝) ff : IsDefEqU1 env U hasType Γ✝ f✝ f'✝ ha : HasTypeU1 env U defEq Γ✝ a✝⁷ A✝ ha' : HasTypeU1 env U defEq Γ✝ a'✝ A✝ aa : IsDefEqU1 env U hasType Γ✝ a✝⁷ a'✝ ⊢ HasTypeU1 env U defEq Γ✝ (app f✝ a✝⁷) (inst B✝ a✝⁷) ∧ HasTypeU1 env U defEq Γ✝ (app f'✝ a'✝) (inst B✝ a✝⁷) ∧ IsDefEqU1 env U hasType Γ✝ (app f✝ a✝⁷) (app f'✝ a'✝)
no goals
Please generate a tactic in lean4 to solve the state. STATE: case appDF env : VEnv Γ : List VExpr U : Nat henv : Ordered env e1 e2 A : VExpr defEq hasType : List VExpr → VExpr → VExpr → Prop hty : ∀ {Γ : List VExpr} {e A : VExpr}, HasTypeU1 env U defEq Γ e A → hasType Γ e A hdf : ∀ {Γ : List VExpr} {e1 e2 A1 A2 : VExpr}, HasTypeU1 env U defEq Γ e1 A1 → HasTypeU1 env U defEq Γ e2 A2 → IsDefEqU1 env U hasType Γ e1 e2 → defEq Γ e1 e2 Γ✝ : List VExpr A✝ : VExpr u✝ : VLevel B✝ : VExpr v✝ : VLevel f✝ f'✝ a✝⁷ a'✝ : VExpr a✝⁶ : VLevel.WF U u✝ a✝⁵ : VLevel.WF U v✝ a✝⁴ : IsDefEqStrong env U Γ✝ A✝ A✝ (VExpr.sort u✝) a✝³ : IsDefEqStrong env U (A✝ :: Γ✝) B✝ B✝ (VExpr.sort v✝) a✝² : IsDefEqStrong env U Γ✝ f✝ f'✝ (VExpr.forallE A✝ B✝) a✝¹ : IsDefEqStrong env U Γ✝ a✝⁷ a'✝ A✝ a✝ : IsDefEqStrong env U Γ✝ (inst B✝ a✝⁷) (inst B✝ a'✝) (VExpr.sort v✝) a_ih✝¹ : HasTypeU1 env U defEq Γ✝ A✝ (VExpr.sort u✝) ∧ HasTypeU1 env U defEq Γ✝ A✝ (VExpr.sort u✝) ∧ IsDefEqU1 env U hasType Γ✝ A✝ A✝ a_ih✝ : HasTypeU1 env U defEq (A✝ :: Γ✝) B✝ (VExpr.sort v✝) ∧ HasTypeU1 env U defEq (A✝ :: Γ✝) B✝ (VExpr.sort v✝) ∧ IsDefEqU1 env U hasType (A✝ :: Γ✝) B✝ B✝ ihf : HasTypeU1 env U defEq Γ✝ f✝ (VExpr.forallE A✝ B✝) ∧ HasTypeU1 env U defEq Γ✝ f'✝ (VExpr.forallE A✝ B✝) ∧ IsDefEqU1 env U hasType Γ✝ f✝ f'✝ iha : HasTypeU1 env U defEq Γ✝ a✝⁷ A✝ ∧ HasTypeU1 env U defEq Γ✝ a'✝ A✝ ∧ IsDefEqU1 env U hasType Γ✝ a✝⁷ a'✝ ihBa : HasTypeU1 env U defEq Γ✝ (inst B✝ a✝⁷) (VExpr.sort v✝) ∧ HasTypeU1 env U defEq Γ✝ (inst B✝ a'✝) (VExpr.sort v✝) ∧ IsDefEqU1 env U hasType Γ✝ (inst B✝ a✝⁷) (inst B✝ a'✝) hf : HasTypeU1 env U defEq Γ✝ f✝ (VExpr.forallE A✝ B✝) hf' : HasTypeU1 env U defEq Γ✝ f'✝ (VExpr.forallE A✝ B✝) ff : IsDefEqU1 env U hasType Γ✝ f✝ f'✝ ha : HasTypeU1 env U defEq Γ✝ a✝⁷ A✝ ha' : HasTypeU1 env U defEq Γ✝ a'✝ A✝ aa : IsDefEqU1 env U hasType Γ✝ a✝⁷ a'✝ ⊢ HasTypeU1 env U defEq Γ✝ (app f✝ a✝⁷) (inst B✝ a✝⁷) ∧ HasTypeU1 env U defEq Γ✝ (app f'✝ a'✝) (inst B✝ a✝⁷) ∧ IsDefEqU1 env U hasType Γ✝ (app f✝ a✝⁷) (app f'✝ a'✝) TACTIC: