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is_O_fst_prod : f' =O[l] (λ x, (f' x, g' x))
is_O_with_fst_prod.is_O
lemma
asymptotics.is_O_fst_prod
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_snd_prod : g' =O[l] (λ x, (f' x, g' x))
is_O_with_snd_prod.is_O
lemma
asymptotics.is_O_snd_prod
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_fst_prod' {f' : α → E' × F'} : (λ x, (f' x).1) =O[l] f'
by simpa [is_O, is_O_with] using is_O_fst_prod
lemma
asymptotics.is_O_fst_prod'
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_snd_prod' {f' : α → E' × F'} : (λ x, (f' x).2) =O[l] f'
by simpa [is_O, is_O_with] using is_O_snd_prod
lemma
asymptotics.is_O_snd_prod'
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with.prod_rightl (h : is_O_with c l f g') (hc : 0 ≤ c) : is_O_with c l f (λ x, (g' x, k' x))
(h.trans is_O_with_fst_prod hc).congr_const (mul_one c)
lemma
asymptotics.is_O_with.prod_rightl
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "mul_one" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O.prod_rightl (h : f =O[l] g') : f =O[l] (λ x, (g' x, k' x))
let ⟨c, cnonneg, hc⟩ := h.exists_nonneg in (hc.prod_rightl k' cnonneg).is_O
lemma
asymptotics.is_O.prod_rightl
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o.prod_rightl (h : f =o[l] g') : f =o[l] (λ x, (g' x, k' x))
is_o.of_is_O_with $ λ c cpos, (h.forall_is_O_with cpos).prod_rightl k' cpos.le
lemma
asymptotics.is_o.prod_rightl
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with.prod_rightr (h : is_O_with c l f g') (hc : 0 ≤ c) : is_O_with c l f (λ x, (f' x, g' x))
(h.trans is_O_with_snd_prod hc).congr_const (mul_one c)
lemma
asymptotics.is_O_with.prod_rightr
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "mul_one" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O.prod_rightr (h : f =O[l] g') : f =O[l] (λ x, (f' x, g' x))
let ⟨c, cnonneg, hc⟩ := h.exists_nonneg in (hc.prod_rightr f' cnonneg).is_O
lemma
asymptotics.is_O.prod_rightr
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o.prod_rightr (h : f =o[l] g') : f =o[l] (λx, (f' x, g' x))
is_o.of_is_O_with $ λ c cpos, (h.forall_is_O_with cpos).prod_rightr f' cpos.le
lemma
asymptotics.is_o.prod_rightr
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with.prod_left_same (hf : is_O_with c l f' k') (hg : is_O_with c l g' k') : is_O_with c l (λ x, (f' x, g' x)) k'
by rw is_O_with_iff at *; filter_upwards [hf, hg] with x using max_le
lemma
asymptotics.is_O_with.prod_left_same
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with.prod_left (hf : is_O_with c l f' k') (hg : is_O_with c' l g' k') : is_O_with (max c c') l (λ x, (f' x, g' x)) k'
(hf.weaken $ le_max_left c c').prod_left_same (hg.weaken $ le_max_right c c')
lemma
asymptotics.is_O_with.prod_left
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with.prod_left_fst (h : is_O_with c l (λ x, (f' x, g' x)) k') : is_O_with c l f' k'
(is_O_with_fst_prod.trans h zero_le_one).congr_const $ one_mul c
lemma
asymptotics.is_O_with.prod_left_fst
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "one_mul", "zero_le_one" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with.prod_left_snd (h : is_O_with c l (λ x, (f' x, g' x)) k') : is_O_with c l g' k'
(is_O_with_snd_prod.trans h zero_le_one).congr_const $ one_mul c
lemma
asymptotics.is_O_with.prod_left_snd
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "one_mul", "zero_le_one" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with_prod_left : is_O_with c l (λ x, (f' x, g' x)) k' ↔ is_O_with c l f' k' ∧ is_O_with c l g' k'
⟨λ h, ⟨h.prod_left_fst, h.prod_left_snd⟩, λ h, h.1.prod_left_same h.2⟩
lemma
asymptotics.is_O_with_prod_left
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O.prod_left (hf : f' =O[l] k') (hg : g' =O[l] k') : (λ x, (f' x, g' x)) =O[l] k'
let ⟨c, hf⟩ := hf.is_O_with, ⟨c', hg⟩ := hg.is_O_with in (hf.prod_left hg).is_O
lemma
asymptotics.is_O.prod_left
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O.prod_left_fst : (λ x, (f' x, g' x)) =O[l] k' → f' =O[l] k'
is_O.trans is_O_fst_prod
lemma
asymptotics.is_O.prod_left_fst
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O.prod_left_snd : (λ x, (f' x, g' x)) =O[l] k' → g' =O[l] k'
is_O.trans is_O_snd_prod
lemma
asymptotics.is_O.prod_left_snd
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_prod_left : (λ x, (f' x, g' x)) =O[l] k' ↔ f' =O[l] k' ∧ g' =O[l] k'
⟨λ h, ⟨h.prod_left_fst, h.prod_left_snd⟩, λ h, h.1.prod_left h.2⟩
lemma
asymptotics.is_O_prod_left
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o.prod_left (hf : f' =o[l] k') (hg : g' =o[l] k') : (λ x, (f' x, g' x)) =o[l] k'
is_o.of_is_O_with $ λ c hc, (hf.forall_is_O_with hc).prod_left_same (hg.forall_is_O_with hc)
lemma
asymptotics.is_o.prod_left
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o.prod_left_fst : (λ x, (f' x, g' x)) =o[l] k' → f' =o[l] k'
is_O.trans_is_o is_O_fst_prod
lemma
asymptotics.is_o.prod_left_fst
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o.prod_left_snd : (λ x, (f' x, g' x)) =o[l] k' → g' =o[l] k'
is_O.trans_is_o is_O_snd_prod
lemma
asymptotics.is_o.prod_left_snd
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o_prod_left : (λ x, (f' x, g' x)) =o[l] k' ↔ f' =o[l] k' ∧ g' =o[l] k'
⟨λ h, ⟨h.prod_left_fst, h.prod_left_snd⟩, λ h, h.1.prod_left h.2⟩
lemma
asymptotics.is_o_prod_left
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with.eq_zero_imp (h : is_O_with c l f'' g'') : ∀ᶠ x in l, g'' x = 0 → f'' x = 0
eventually.mono h.bound $ λ x hx hg, norm_le_zero_iff.1 $ by simpa [hg] using hx
lemma
asymptotics.is_O_with.eq_zero_imp
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O.eq_zero_imp (h : f'' =O[l] g'') : ∀ᶠ x in l, g'' x = 0 → f'' x = 0
let ⟨C, hC⟩ := h.is_O_with in hC.eq_zero_imp
lemma
asymptotics.is_O.eq_zero_imp
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with.add (h₁ : is_O_with c₁ l f₁ g) (h₂ : is_O_with c₂ l f₂ g) : is_O_with (c₁ + c₂) l (λ x, f₁ x + f₂ x) g
by rw is_O_with at *; filter_upwards [h₁, h₂] with x hx₁ hx₂ using calc ‖f₁ x + f₂ x‖ ≤ c₁ * ‖g x‖ + c₂ * ‖g x‖ : norm_add_le_of_le hx₁ hx₂ ... = (c₁ + c₂) * ‖g x‖ : (add_mul _ _ _).symm
theorem
asymptotics.is_O_with.add
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O.add (h₁ : f₁ =O[l] g) (h₂ : f₂ =O[l] g) : (λ x, f₁ x + f₂ x) =O[l] g
let ⟨c₁, hc₁⟩ := h₁.is_O_with, ⟨c₂, hc₂⟩ := h₂.is_O_with in (hc₁.add hc₂).is_O
theorem
asymptotics.is_O.add
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o.add (h₁ : f₁ =o[l] g) (h₂ : f₂ =o[l] g) : (λ x, f₁ x + f₂ x) =o[l] g
is_o.of_is_O_with $ λ c cpos, ((h₁.forall_is_O_with $ half_pos cpos).add (h₂.forall_is_O_with $ half_pos cpos)).congr_const (add_halves c)
theorem
asymptotics.is_o.add
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "add_halves", "half_pos" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o.add_add (h₁ : f₁ =o[l] g₁) (h₂ : f₂ =o[l] g₂) : (λ x, f₁ x + f₂ x) =o[l] (λ x, ‖g₁ x‖ + ‖g₂ x‖)
by refine (h₁.trans_le $ λ x, _).add (h₂.trans_le _); simp [abs_of_nonneg, add_nonneg]
theorem
asymptotics.is_o.add_add
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "abs_of_nonneg" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O.add_is_o (h₁ : f₁ =O[l] g) (h₂ : f₂ =o[l] g) : (λ x, f₁ x + f₂ x) =O[l] g
h₁.add h₂.is_O
theorem
asymptotics.is_O.add_is_o
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o.add_is_O (h₁ : f₁ =o[l] g) (h₂ : f₂ =O[l] g) : (λ x, f₁ x + f₂ x) =O[l] g
h₁.is_O.add h₂
theorem
asymptotics.is_o.add_is_O
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with.add_is_o (h₁ : is_O_with c₁ l f₁ g) (h₂ : f₂ =o[l] g) (hc : c₁ < c₂) : is_O_with c₂ l (λx, f₁ x + f₂ x) g
(h₁.add (h₂.forall_is_O_with (sub_pos.2 hc))).congr_const (add_sub_cancel'_right _ _)
theorem
asymptotics.is_O_with.add_is_o
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o.add_is_O_with (h₁ : f₁ =o[l] g) (h₂ : is_O_with c₁ l f₂ g) (hc : c₁ < c₂) : is_O_with c₂ l (λx, f₁ x + f₂ x) g
(h₂.add_is_o h₁ hc).congr_left $ λ _, add_comm _ _
theorem
asymptotics.is_o.add_is_O_with
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with.sub (h₁ : is_O_with c₁ l f₁ g) (h₂ : is_O_with c₂ l f₂ g) : is_O_with (c₁ + c₂) l (λ x, f₁ x - f₂ x) g
by simpa only [sub_eq_add_neg] using h₁.add h₂.neg_left
theorem
asymptotics.is_O_with.sub
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with.sub_is_o (h₁ : is_O_with c₁ l f₁ g) (h₂ : f₂ =o[l] g) (hc : c₁ < c₂) : is_O_with c₂ l (λ x, f₁ x - f₂ x) g
by simpa only [sub_eq_add_neg] using h₁.add_is_o h₂.neg_left hc
theorem
asymptotics.is_O_with.sub_is_o
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O.sub (h₁ : f₁ =O[l] g) (h₂ : f₂ =O[l] g) : (λ x, f₁ x - f₂ x) =O[l] g
by simpa only [sub_eq_add_neg] using h₁.add h₂.neg_left
theorem
asymptotics.is_O.sub
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o.sub (h₁ : f₁ =o[l] g) (h₂ : f₂ =o[l] g) : (λ x, f₁ x - f₂ x) =o[l] g
by simpa only [sub_eq_add_neg] using h₁.add h₂.neg_left
theorem
asymptotics.is_o.sub
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with.symm (h : is_O_with c l (λ x, f₁ x - f₂ x) g) : is_O_with c l (λ x, f₂ x - f₁ x) g
h.neg_left.congr_left $ λ x, neg_sub _ _
theorem
asymptotics.is_O_with.symm
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with_comm : is_O_with c l (λ x, f₁ x - f₂ x) g ↔ is_O_with c l (λ x, f₂ x - f₁ x) g
⟨is_O_with.symm, is_O_with.symm⟩
theorem
asymptotics.is_O_with_comm
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O.symm (h : (λ x, f₁ x - f₂ x) =O[l] g) : (λ x, f₂ x - f₁ x) =O[l] g
h.neg_left.congr_left $ λ x, neg_sub _ _
theorem
asymptotics.is_O.symm
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_comm : (λ x, f₁ x - f₂ x) =O[l] g ↔ (λ x, f₂ x - f₁ x) =O[l] g
⟨is_O.symm, is_O.symm⟩
theorem
asymptotics.is_O_comm
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o.symm (h : (λ x, f₁ x - f₂ x) =o[l] g) : (λ x, f₂ x - f₁ x) =o[l] g
by simpa only [neg_sub] using h.neg_left
theorem
asymptotics.is_o.symm
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o_comm : (λ x, f₁ x - f₂ x) =o[l] g ↔ (λ x, f₂ x - f₁ x) =o[l] g
⟨is_o.symm, is_o.symm⟩
theorem
asymptotics.is_o_comm
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with.triangle (h₁ : is_O_with c l (λ x, f₁ x - f₂ x) g) (h₂ : is_O_with c' l (λ x, f₂ x - f₃ x) g) : is_O_with (c + c') l (λ x, f₁ x - f₃ x) g
(h₁.add h₂).congr_left $ λ x, sub_add_sub_cancel _ _ _
theorem
asymptotics.is_O_with.triangle
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O.triangle (h₁ : (λ x, f₁ x - f₂ x) =O[l] g) (h₂ : (λ x, f₂ x - f₃ x) =O[l] g) : (λ x, f₁ x - f₃ x) =O[l] g
(h₁.add h₂).congr_left $ λ x, sub_add_sub_cancel _ _ _
theorem
asymptotics.is_O.triangle
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o.triangle (h₁ : (λ x, f₁ x - f₂ x) =o[l] g) (h₂ : (λ x, f₂ x - f₃ x) =o[l] g) : (λ x, f₁ x - f₃ x) =o[l] g
(h₁.add h₂).congr_left $ λ x, sub_add_sub_cancel _ _ _
theorem
asymptotics.is_o.triangle
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O.congr_of_sub (h : (λ x, f₁ x - f₂ x) =O[l] g) : f₁ =O[l] g ↔ f₂ =O[l] g
⟨λ h', (h'.sub h).congr_left (λ x, sub_sub_cancel _ _), λ h', (h.add h').congr_left (λ x, sub_add_cancel _ _)⟩
theorem
asymptotics.is_O.congr_of_sub
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o.congr_of_sub (h : (λ x, f₁ x - f₂ x) =o[l] g) : f₁ =o[l] g ↔ f₂ =o[l] g
⟨λ h', (h'.sub h).congr_left (λ x, sub_sub_cancel _ _), λ h', (h.add h').congr_left (λ x, sub_add_cancel _ _)⟩
theorem
asymptotics.is_o.congr_of_sub
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o_zero : (λ x, (0 : E')) =o[l] g'
is_o.of_bound $ λ c hc, univ_mem' $ λ x, by simpa using mul_nonneg hc.le (norm_nonneg $ g' x)
theorem
asymptotics.is_o_zero
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with_zero (hc : 0 ≤ c) : is_O_with c l (λ x, (0 : E')) g'
is_O_with.of_bound $ univ_mem' $ λ x, by simpa using mul_nonneg hc (norm_nonneg $ g' x)
theorem
asymptotics.is_O_with_zero
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with_zero' : is_O_with 0 l (λ x, (0 : E')) g
is_O_with.of_bound $ univ_mem' $ λ x, by simp
theorem
asymptotics.is_O_with_zero'
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_zero : (λ x, (0 : E')) =O[l] g
is_O_iff_is_O_with.2 ⟨0, is_O_with_zero' _ _⟩
theorem
asymptotics.is_O_zero
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_refl_left : (λ x, f' x - f' x) =O[l] g'
(is_O_zero g' l).congr_left $ λ x, (sub_self _).symm
theorem
asymptotics.is_O_refl_left
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o_refl_left : (λ x, f' x - f' x) =o[l] g'
(is_o_zero g' l).congr_left $ λ x, (sub_self _).symm
theorem
asymptotics.is_o_refl_left
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with_zero_right_iff : is_O_with c l f'' (λ x, (0 : F')) ↔ f'' =ᶠ[l] 0
by simp only [is_O_with, exists_prop, true_and, norm_zero, mul_zero, norm_le_zero_iff, eventually_eq, pi.zero_apply]
theorem
asymptotics.is_O_with_zero_right_iff
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "exists_prop", "mul_zero" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_zero_right_iff : f'' =O[l] (λ x, (0 : F')) ↔ f'' =ᶠ[l] 0
⟨λ h, let ⟨c, hc⟩ := h.is_O_with in is_O_with_zero_right_iff.1 hc, λ h, (is_O_with_zero_right_iff.2 h : is_O_with 1 _ _ _).is_O⟩
theorem
asymptotics.is_O_zero_right_iff
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o_zero_right_iff : f'' =o[l] (λ x, (0 : F')) ↔ f'' =ᶠ[l] 0
⟨λ h, is_O_zero_right_iff.1 h.is_O, λ h, is_o.of_is_O_with $ λ c hc, is_O_with_zero_right_iff.2 h⟩
theorem
asymptotics.is_o_zero_right_iff
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with_const_const (c : E) {c' : F''} (hc' : c' ≠ 0) (l : filter α) : is_O_with (‖c‖ / ‖c'‖) l (λ x : α, c) (λ x, c')
begin unfold is_O_with, apply univ_mem', intro x, rw [mem_set_of_eq, div_mul_cancel], rwa [ne.def, norm_eq_zero] end
theorem
asymptotics.is_O_with_const_const
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "div_mul_cancel", "filter", "norm_eq_zero" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_const_const (c : E) {c' : F''} (hc' : c' ≠ 0) (l : filter α) : (λ x : α, c) =O[l] (λ x, c')
(is_O_with_const_const c hc' l).is_O
theorem
asymptotics.is_O_const_const
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "filter" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_const_const_iff {c : E''} {c' : F''} (l : filter α) [l.ne_bot] : (λ x : α, c) =O[l] (λ x, c') ↔ (c' = 0 → c = 0)
begin rcases eq_or_ne c' 0 with rfl|hc', { simp [eventually_eq] }, { simp [hc', is_O_const_const _ hc'] } end
theorem
asymptotics.is_O_const_const_iff
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "eq_or_ne", "filter" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_pure {x} : f'' =O[pure x] g'' ↔ (g'' x = 0 → f'' x = 0)
calc f'' =O[pure x] g'' ↔ (λ y : α, f'' x) =O[pure x] (λ _, g'' x) : is_O_congr rfl rfl ... ↔ g'' x = 0 → f'' x = 0 : is_O_const_const_iff _
lemma
asymptotics.is_O_pure
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with_top : is_O_with c ⊤ f g ↔ ∀ x, ‖f x‖ ≤ c * ‖g x‖
by rw is_O_with; refl
lemma
asymptotics.is_O_with_top
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_top : f =O[⊤] g ↔ ∃ C, ∀ x, ‖f x‖ ≤ C * ‖g x‖
by rw is_O_iff; refl
lemma
asymptotics.is_O_top
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o_top : f'' =o[⊤] g'' ↔ ∀ x, f'' x = 0
begin refine ⟨_, λ h, (is_o_zero g'' ⊤).congr (λ x, (h x).symm) (λ x, rfl)⟩, simp only [is_o_iff, eventually_top], refine λ h x, norm_le_zero_iff.1 _, have : tendsto (λ c : ℝ, c * ‖g'' x‖) (𝓝[>] 0) (𝓝 0) := ((continuous_id.mul continuous_const).tendsto' _ _ (zero_mul _)).mono_left inf_le_left, exact le_...
lemma
asymptotics.is_o_top
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "continuous_const", "inf_le_left", "le_of_tendsto_of_tendsto", "tendsto_const_nhds", "zero_mul" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with_principal {s : set α} : is_O_with c (𝓟 s) f g ↔ ∀ x ∈ s, ‖f x‖ ≤ c * ‖g x‖
by rw is_O_with; refl
lemma
asymptotics.is_O_with_principal
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_principal {s : set α} : f =O[𝓟 s] g ↔ ∃ c, ∀ x ∈ s, ‖f x‖ ≤ c * ‖g x‖
by rw is_O_iff; refl
lemma
asymptotics.is_O_principal
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with_const_one (c : E) (l : filter α) : is_O_with ‖c‖ l (λ x : α, c) (λ x, (1 : F))
by simp [is_O_with_iff]
theorem
asymptotics.is_O_with_const_one
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "filter" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_const_one (c : E) (l : filter α) : (λ x : α, c) =O[l] (λ x, (1 : F))
(is_O_with_const_one F c l).is_O
theorem
asymptotics.is_O_const_one
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "filter" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o_const_iff_is_o_one {c : F''} (hc : c ≠ 0) : f =o[l] (λ x, c) ↔ f =o[l] (λ x, (1 : F))
⟨λ h, h.trans_is_O_with (is_O_with_const_one _ _ _) (norm_pos_iff.2 hc), λ h, h.trans_is_O $ is_O_const_const _ hc _⟩
theorem
asymptotics.is_o_const_iff_is_o_one
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o_one_iff : f' =o[l] (λ x, 1 : α → F) ↔ tendsto f' l (𝓝 0)
by simp only [is_o_iff, norm_one, mul_one, metric.nhds_basis_closed_ball.tendsto_right_iff, metric.mem_closed_ball, dist_zero_right]
theorem
asymptotics.is_o_one_iff
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "metric.mem_closed_ball", "mul_one" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_one_iff : f =O[l] (λ x, 1 : α → F) ↔ is_bounded_under (≤) l (λ x, ‖f x‖)
by { simp only [is_O_iff, norm_one, mul_one], refl }
theorem
asymptotics.is_O_one_iff
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "mul_one" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o_one_left_iff : (λ x, 1 : α → F) =o[l] f ↔ tendsto (λ x, ‖f x‖) l at_top
calc (λ x, 1 : α → F) =o[l] f ↔ ∀ n : ℕ, ∀ᶠ x in l, ↑n * ‖(1 : F)‖ ≤ ‖f x‖ : is_o_iff_nat_mul_le_aux $ or.inl $ λ x, by simp only [norm_one, zero_le_one] ... ↔ ∀ n : ℕ, true → ∀ᶠ x in l, ‖f x‖ ∈ Ici (n : ℝ) : by simp only [norm_one, mul_one, true_implies_iff, mem_Ici] ... ↔ tendsto (λ x, ‖f x‖) l at_top : at_top_co...
theorem
asymptotics.is_o_one_left_iff
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "mul_one", "zero_le_one" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
_root_.filter.tendsto.is_O_one {c : E'} (h : tendsto f' l (𝓝 c)) : f' =O[l] (λ x, 1 : α → F)
h.norm.is_bounded_under_le.is_O_one F
theorem
filter.tendsto.is_O_one
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O.trans_tendsto_nhds (hfg : f =O[l] g') {y : F'} (hg : tendsto g' l (𝓝 y)) : f =O[l] (λ x, 1 : α → F)
hfg.trans $ hg.is_O_one F
theorem
asymptotics.is_O.trans_tendsto_nhds
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o_const_iff {c : F''} (hc : c ≠ 0) : f'' =o[l] (λ x, c) ↔ tendsto f'' l (𝓝 0)
(is_o_const_iff_is_o_one ℝ hc).trans (is_o_one_iff _)
theorem
asymptotics.is_o_const_iff
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o_id_const {c : F''} (hc : c ≠ 0) : (λ (x : E''), x) =o[𝓝 0] (λ x, c)
(is_o_const_iff hc).mpr (continuous_id.tendsto 0)
lemma
asymptotics.is_o_id_const
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
_root_.filter.is_bounded_under.is_O_const (h : is_bounded_under (≤) l (norm ∘ f)) {c : F''} (hc : c ≠ 0) : f =O[l] (λ x, c)
(h.is_O_one ℝ).trans (is_O_const_const _ hc _)
theorem
filter.is_bounded_under.is_O_const
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_const_of_tendsto {y : E''} (h : tendsto f'' l (𝓝 y)) {c : F''} (hc : c ≠ 0) : f'' =O[l] (λ x, c)
h.norm.is_bounded_under_le.is_O_const hc
theorem
asymptotics.is_O_const_of_tendsto
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O.is_bounded_under_le {c : F} (h : f =O[l] (λ x, c)) : is_bounded_under (≤) l (norm ∘ f)
let ⟨c', hc'⟩ := h.bound in ⟨c' * ‖c‖, eventually_map.2 hc'⟩
lemma
asymptotics.is_O.is_bounded_under_le
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_const_of_ne {c : F''} (hc : c ≠ 0) : f =O[l] (λ x, c) ↔ is_bounded_under (≤) l (norm ∘ f)
⟨λ h, h.is_bounded_under_le, λ h, h.is_O_const hc⟩
theorem
asymptotics.is_O_const_of_ne
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_const_iff {c : F''} : f'' =O[l] (λ x, c) ↔ (c = 0 → f'' =ᶠ[l] 0) ∧ is_bounded_under (≤) l (λ x, ‖f'' x‖)
begin refine ⟨λ h, ⟨λ hc, is_O_zero_right_iff.1 (by rwa ← hc), h.is_bounded_under_le⟩, _⟩, rintro ⟨hcf, hf⟩, rcases eq_or_ne c 0 with hc|hc, exacts [(hcf hc).trans_is_O (is_O_zero _ _), hf.is_O_const hc] end
theorem
asymptotics.is_O_const_iff
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "eq_or_ne" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_iff_is_bounded_under_le_div (h : ∀ᶠ x in l, g'' x ≠ 0) : f =O[l] g'' ↔ is_bounded_under (≤) l (λ x, ‖f x‖ / ‖g'' x‖)
begin simp only [is_O_iff, is_bounded_under, is_bounded, eventually_map], exact exists_congr (λ c, eventually_congr $ h.mono $ λ x hx, (div_le_iff $ norm_pos_iff.2 hx).symm) end
theorem
asymptotics.is_O_iff_is_bounded_under_le_div
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "div_le_iff" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_const_left_iff_pos_le_norm {c : E''} (hc : c ≠ 0) : (λ x, c) =O[l] f' ↔ ∃ b, 0 < b ∧ ∀ᶠ x in l, b ≤ ‖f' x‖
begin split, { intro h, rcases h.exists_pos with ⟨C, hC₀, hC⟩, refine ⟨‖c‖ / C, div_pos (norm_pos_iff.2 hc) hC₀, _⟩, exact hC.bound.mono (λ x, (div_le_iff' hC₀).2) }, { rintro ⟨b, hb₀, hb⟩, refine is_O.of_bound (‖c‖ / b) (hb.mono $ λ x hx, _), rw [div_mul_eq_mul_div, mul_div_assoc], exact ...
lemma
asymptotics.is_O_const_left_iff_pos_le_norm
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "div_le_iff'", "div_mul_eq_mul_div", "div_pos", "le_mul_of_one_le_right", "mul_div_assoc", "one_le_div" ]
`(λ x, c) =O[l] f` if and only if `f` is bounded away from zero.
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O.trans_tendsto (hfg : f'' =O[l] g'') (hg : tendsto g'' l (𝓝 0)) : tendsto f'' l (𝓝 0)
(is_o_one_iff ℝ).1 $ hfg.trans_is_o $ (is_o_one_iff ℝ).2 hg
theorem
asymptotics.is_O.trans_tendsto
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o.trans_tendsto (hfg : f'' =o[l] g'') (hg : tendsto g'' l (𝓝 0)) : tendsto f'' l (𝓝 0)
hfg.is_O.trans_tendsto hg
theorem
asymptotics.is_o.trans_tendsto
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with_const_mul_self (c : R) (f : α → R) (l : filter α) : is_O_with ‖c‖ l (λ x, c * f x) f
is_O_with_of_le' _ $ λ x, norm_mul_le _ _
theorem
asymptotics.is_O_with_const_mul_self
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "filter", "norm_mul_le" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_const_mul_self (c : R) (f : α → R) (l : filter α) : (λ x, c * f x) =O[l] f
(is_O_with_const_mul_self c f l).is_O
theorem
asymptotics.is_O_const_mul_self
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "filter" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with.const_mul_left {f : α → R} (h : is_O_with c l f g) (c' : R) : is_O_with (‖c'‖ * c) l (λ x, c' * f x) g
(is_O_with_const_mul_self c' f l).trans h (norm_nonneg c')
theorem
asymptotics.is_O_with.const_mul_left
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O.const_mul_left {f : α → R} (h : f =O[l] g) (c' : R) : (λ x, c' * f x) =O[l] g
let ⟨c, hc⟩ := h.is_O_with in (hc.const_mul_left c').is_O
theorem
asymptotics.is_O.const_mul_left
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with_self_const_mul' (u : Rˣ) (f : α → R) (l : filter α) : is_O_with ‖(↑u⁻¹:R)‖ l f (λ x, ↑u * f x)
(is_O_with_const_mul_self ↑u⁻¹ _ l).congr_left $ λ x, u.inv_mul_cancel_left (f x)
theorem
asymptotics.is_O_with_self_const_mul'
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "filter" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with_self_const_mul (c : 𝕜) (hc : c ≠ 0) (f : α → 𝕜) (l : filter α) : is_O_with ‖c‖⁻¹ l f (λ x, c * f x)
(is_O_with_self_const_mul' (units.mk0 c hc) f l).congr_const $ norm_inv c
theorem
asymptotics.is_O_with_self_const_mul
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "filter", "norm_inv", "units.mk0" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_self_const_mul' {c : R} (hc : is_unit c) (f : α → R) (l : filter α) : f =O[l] (λ x, c * f x)
let ⟨u, hu⟩ := hc in hu ▸ (is_O_with_self_const_mul' u f l).is_O
theorem
asymptotics.is_O_self_const_mul'
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "filter", "is_unit" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_self_const_mul (c : 𝕜) (hc : c ≠ 0) (f : α → 𝕜) (l : filter α) : f =O[l] (λ x, c * f x)
is_O_self_const_mul' (is_unit.mk0 c hc) f l
theorem
asymptotics.is_O_self_const_mul
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "filter", "is_unit.mk0" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_const_mul_left_iff' {f : α → R} {c : R} (hc : is_unit c) : (λ x, c * f x) =O[l] g ↔ f =O[l] g
⟨(is_O_self_const_mul' hc f l).trans, λ h, h.const_mul_left c⟩
theorem
asymptotics.is_O_const_mul_left_iff'
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "is_unit" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_const_mul_left_iff {f : α → 𝕜} {c : 𝕜} (hc : c ≠ 0) : (λ x, c * f x) =O[l] g ↔ f =O[l] g
is_O_const_mul_left_iff' $ is_unit.mk0 c hc
theorem
asymptotics.is_O_const_mul_left_iff
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "is_unit.mk0" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o.const_mul_left {f : α → R} (h : f =o[l] g) (c : R) : (λ x, c * f x) =o[l] g
(is_O_const_mul_self c f l).trans_is_o h
theorem
asymptotics.is_o.const_mul_left
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o_const_mul_left_iff' {f : α → R} {c : R} (hc : is_unit c) : (λ x, c * f x) =o[l] g ↔ f =o[l] g
⟨(is_O_self_const_mul' hc f l).trans_is_o, λ h, h.const_mul_left c⟩
theorem
asymptotics.is_o_const_mul_left_iff'
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "is_unit" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_o_const_mul_left_iff {f : α → 𝕜} {c : 𝕜} (hc : c ≠ 0) : (λ x, c * f x) =o[l] g ↔ f =o[l] g
is_o_const_mul_left_iff' $ is_unit.mk0 c hc
theorem
asymptotics.is_o_const_mul_left_iff
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[ "is_unit.mk0" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O_with.of_const_mul_right {g : α → R} {c : R} (hc' : 0 ≤ c') (h : is_O_with c' l f (λ x, c * g x)) : is_O_with (c' * ‖c‖) l f g
h.trans (is_O_with_const_mul_self c g l) hc'
theorem
asymptotics.is_O_with.of_const_mul_right
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_O.of_const_mul_right {g : α → R} {c : R} (h : f =O[l] (λ x, c * g x)) : f =O[l] g
let ⟨c, cnonneg, hc⟩ := h.exists_nonneg in (hc.of_const_mul_right cnonneg).is_O
theorem
asymptotics.is_O.of_const_mul_right
analysis.asymptotics
src/analysis/asymptotics/asymptotics.lean
[ "analysis.normed.group.infinite_sum", "analysis.normed_space.basic", "topology.algebra.order.liminf_limsup", "topology.local_homeomorph" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83