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setTUA : setT :|: A = setT. Proof. by apply/setP => x; rewrite !inE orTb. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setTU
setUTA : A :|: setT = setT. Proof. by rewrite setUC setTU. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setUT
setUidA : A :|: A = A. Proof. by apply/setP=> x; rewrite inE orbb. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setUid
setUUlA B C : A :|: B :|: C = (A :|: C) :|: (B :|: C). Proof. by rewrite setUA !(setUAC _ C) -(setUA _ C) setUid. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setUUl
setUUrA B C : A :|: (B :|: C) = (A :|: B) :|: (A :|: C). Proof. by rewrite !(setUC A) setUUl. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setUUr
setIdPx pA pB : reflect (pA x /\ pB x) (x \in [set y | pA y & pB y]). Proof. by rewrite !inE; apply: andP. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setIdP
setId2Px pA pB pC : reflect [/\ pA x, pB x & pC x] (x \in [set y | pA y & pB y && pC y]). Proof. by rewrite !inE; apply: and3P. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setId2P
setIdEA pB : [set x in A | pB x] = A :&: [set x | pB x]. Proof. by apply/setP=> x; rewrite !inE. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setIdE
setIPx A B : reflect (x \in A /\ x \in B) (x \in A :&: B). Proof. exact: (iffP (@setIdP _ _ _)). Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setIP
in_setIx A B : (x \in A :&: B) = (x \in A) && (x \in B). Proof. exact: in_set. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
in_setI
setICA B : A :&: B = B :&: A. Proof. by apply/setP => x; rewrite !inE andbC. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setIC
setISA B C : A \subset B -> C :&: A \subset C :&: B. Proof. move=> sAB; apply/subsetP=> x; rewrite !inE. by case: (x \in C) => //; apply: (subsetP sAB). Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setIS
setSIA B C : A \subset B -> A :&: C \subset B :&: C. Proof. by move=> sAB; rewrite -!(setIC C) setIS. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setSI
setISSA B C D : A \subset C -> B \subset D -> A :&: B \subset C :&: D. Proof. by move=> /(setSI B) /subset_trans sAC /(setIS C) /sAC. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setISS
setTIA : setT :&: A = A. Proof. by apply/setP => x; rewrite !inE andTb. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setTI
setITA : A :&: setT = A. Proof. by rewrite setIC setTI. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setIT
set0IA : set0 :&: A = set0. Proof. by apply/setP => x; rewrite !inE andFb. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
set0I
setI0A : A :&: set0 = set0. Proof. by rewrite setIC set0I. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setI0
setIAA B C : A :&: (B :&: C) = A :&: B :&: C. Proof. by apply/setP=> x; rewrite !inE andbA. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setIA
setICAA B C : A :&: (B :&: C) = B :&: (A :&: C). Proof. by rewrite !setIA (setIC A). Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setICA
setIACA B C : A :&: B :&: C = A :&: C :&: B. Proof. by rewrite -!setIA (setIC B). Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setIAC
setIACAA B C D : (A :&: B) :&: (C :&: D) = (A :&: C) :&: (B :&: D). Proof. by rewrite -!setIA (setICA B). Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setIACA
setIidA : A :&: A = A. Proof. by apply/setP=> x; rewrite inE andbb. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setIid
setIIlA B C : A :&: B :&: C = (A :&: C) :&: (B :&: C). Proof. by rewrite setIA !(setIAC _ C) -(setIA _ C) setIid. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setIIl
setIIrA B C : A :&: (B :&: C) = (A :&: B) :&: (A :&: C). Proof. by rewrite !(setIC A) setIIl. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setIIr
setIUrA B C : A :&: (B :|: C) = (A :&: B) :|: (A :&: C). Proof. by apply/setP=> x; rewrite !inE andb_orr. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setIUr
setIUlA B C : (A :|: B) :&: C = (A :&: C) :|: (B :&: C). Proof. by apply/setP=> x; rewrite !inE andb_orl. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setIUl
setUIrA B C : A :|: (B :&: C) = (A :|: B) :&: (A :|: C). Proof. by apply/setP=> x; rewrite !inE orb_andr. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setUIr
setUIlA B C : (A :&: B) :|: C = (A :|: C) :&: (B :|: C). Proof. by apply/setP=> x; rewrite !inE orb_andl. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setUIl
setUKA B : (A :|: B) :&: A = A. Proof. by apply/setP=> x; rewrite !inE orbK. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setUK
setKUA B : A :&: (B :|: A) = A. Proof. by apply/setP=> x; rewrite !inE orKb. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setKU
setIKA B : (A :&: B) :|: A = A. Proof. by apply/setP=> x; rewrite !inE andbK. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setIK
setKIA B : A :|: (B :&: A) = A. Proof. by apply/setP=> x; rewrite !inE andKb. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setKI
setCPx A : reflect (~ x \in A) (x \in ~: A). Proof. by rewrite !inE; apply: negP. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setCP
in_setCx A : (x \in ~: A) = (x \notin A). Proof. exact: in_set. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
in_setC
setCK: involutive (@setC T). Proof. by move=> A; apply/setP=> x; rewrite !inE negbK. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setCK
setC_inj: injective (@setC T). Proof. exact: can_inj setCK. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setC_inj
subsets_disjointA B : (A \subset B) = [disjoint A & ~: B]. Proof. by rewrite subset_disjoint; apply: eq_disjoint_r => x; rewrite !inE. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
subsets_disjoint
disjoints_subsetA B : [disjoint A & B] = (A \subset ~: B). Proof. by rewrite subsets_disjoint setCK. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
disjoints_subset
powersetCEA B : (A \in powerset (~: B)) = [disjoint A & B]. Proof. by rewrite inE disjoints_subset. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
powersetCE
setCSA B : (~: A \subset ~: B) = (B \subset A). Proof. by rewrite !subsets_disjoint setCK disjoint_sym. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setCS
setCUA B : ~: (A :|: B) = ~: A :&: ~: B. Proof. by apply/setP=> x; rewrite !inE negb_or. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setCU
setCIA B : ~: (A :&: B) = ~: A :|: ~: B. Proof. by apply/setP=> x; rewrite !inE negb_and. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setCI
setUCrA : A :|: ~: A = setT. Proof. by apply/setP=> x; rewrite !inE orbN. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setUCr
setICrA : A :&: ~: A = set0. Proof. by apply/setP=> x; rewrite !inE andbN. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setICr
setC0: ~: set0 = [set: T]. Proof. by apply/setP=> x; rewrite !inE. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setC0
setCT: ~: [set: T] = set0. Proof. by rewrite -setC0 setCK. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setCT
properCA B : (~: B \proper ~: A) = (A \proper B). Proof. by rewrite !properE !setCS. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
properC
setDPA B x : reflect (x \in A /\ x \notin B) (x \in A :\: B). Proof. by rewrite inE andbC; apply: andP. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setDP
in_setDA B x : (x \in A :\: B) = (x \notin B) && (x \in A). Proof. exact: in_set. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
in_setD
setDEA B : A :\: B = A :&: ~: B. Proof. by apply/setP => x; rewrite !inE andbC. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setDE
setSDA B C : A \subset B -> A :\: C \subset B :\: C. Proof. by rewrite !setDE; apply: setSI. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setSD
setDSA B C : A \subset B -> C :\: B \subset C :\: A. Proof. by rewrite !setDE -setCS; apply: setIS. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setDS
setDSSA B C D : A \subset C -> D \subset B -> A :\: B \subset C :\: D. Proof. by move=> /(setSD B) /subset_trans sAC /(setDS C) /sAC. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setDSS
setD0A : A :\: set0 = A. Proof. by apply/setP=> x; rewrite !inE. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setD0
set0DA : set0 :\: A = set0. Proof. by apply/setP=> x; rewrite !inE andbF. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
set0D
setDTA : A :\: setT = set0. Proof. by apply/setP=> x; rewrite !inE. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setDT
setTDA : setT :\: A = ~: A. Proof. by apply/setP=> x; rewrite !inE andbT. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setTD
setDvA : A :\: A = set0. Proof. by apply/setP=> x; rewrite !inE andNb. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setDv
setCDA B : ~: (A :\: B) = ~: A :|: B. Proof. by rewrite !setDE setCI setCK. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setCD
setIDA B : A :&: B :|: A :\: B = A. Proof. by rewrite setDE -setIUr setUCr setIT. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setID
setDUlA B C : (A :|: B) :\: C = (A :\: C) :|: (B :\: C). Proof. by rewrite !setDE setIUl. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setDUl
setDUrA B C : A :\: (B :|: C) = (A :\: B) :&: (A :\: C). Proof. by rewrite !setDE setCU setIIr. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setDUr
setDIlA B C : (A :&: B) :\: C = (A :\: C) :&: (B :\: C). Proof. by rewrite !setDE setIIl. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setDIl
setIDAA B C : A :&: (B :\: C) = (A :&: B) :\: C. Proof. by rewrite !setDE setIA. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setIDA
setIDACA B C : (A :\: B) :&: C = (A :&: C) :\: B. Proof. by rewrite !setDE setIAC. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setIDAC
setDIrA B C : A :\: (B :&: C) = (A :\: B) :|: (A :\: C). Proof. by rewrite !setDE setCI setIUr. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setDIr
setDDlA B C : (A :\: B) :\: C = A :\: (B :|: C). Proof. by rewrite !setDE setCU setIA. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setDDl
setDDrA B C : A :\: (B :\: C) = (A :\: B) :|: (A :&: C). Proof. by rewrite !setDE setCI setIUr setCK. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setDDr
powersetEA B : (A \in powerset B) = (A \subset B). Proof. by rewrite inE. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
powersetE
powersetSA B : (powerset A \subset powerset B) = (A \subset B). Proof. apply/subsetP/idP=> [sAB | sAB C /[!inE]/subset_trans->//]. by rewrite -powersetE sAB // inE. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
powersetS
powerset0: powerset set0 = [set set0] :> {set {set T}}. Proof. by apply/setP=> A; rewrite set1.unlock !inE subset0. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
powerset0
powersetT: powerset [set: T] = [set: {set T}]. Proof. by apply/setP=> A; rewrite !inE subsetT. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
powersetT
setI_powersetP A : P :&: powerset A = P ::&: A. Proof. by apply/setP=> B; rewrite !inE. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
setI_powerset
cardsEpA : #|[set x in pA]| = #|pA|. Proof. exact/eq_card/in_set. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
cardsE
sum1dep_cardpA : \sum_(x | pA x) 1 = #|[set x | pA x]|. Proof. by rewrite sum1_card cardsE. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
sum1dep_card
sum_nat_cond_constpA n : \sum_(x | pA x) n = #|[set x | pA x]| * n. Proof. by rewrite sum_nat_const cardsE. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
sum_nat_cond_const
cards0: #|@set0 T| = 0. Proof. by rewrite cardsE card0. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
cards0
cards_eq0A : (#|A| == 0) = (A == set0). Proof. by rewrite (eq_sym A) eqEcard sub0set cards0 leqn0. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
cards_eq0
set0PnA : reflect (exists x, x \in A) (A != set0). Proof. by rewrite -cards_eq0; apply: existsP. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
set0Pn
set0_NexistsA : (A == set0) = ~~ [exists x, x \in A]. Proof. by rewrite -(sameP (set0Pn _) existsP) negbK. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
set0_Nexists
card_gt0A : (0 < #|A|) = (A != set0). Proof. by rewrite lt0n cards_eq0. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
card_gt0
cards0_eqA : #|A| = 0 -> A = set0. Proof. by move=> A_0; apply/setP=> x; rewrite inE (card0_eq A_0). Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
cards0_eq
cards1x : #|[set x]| = 1. Proof. by rewrite set1.unlock cardsE card1. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
cards1
cardsUIA B : #|A :|: B| + #|A :&: B| = #|A| + #|B|. Proof. by rewrite !cardsE cardUI. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
cardsUI
cardsUA B : #|A :|: B| = #|A| + #|B| - #|A :&: B|. Proof. by rewrite -cardsUI addnK. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
cardsU
cardsIA B : #|A :&: B| = #|A| + #|B| - #|A :|: B|. Proof. by rewrite -cardsUI addKn. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
cardsI
cardsT: #|[set: T]| = #|T|. Proof. by rewrite cardsE. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
cardsT
cardsIDB A : #|A :&: B| + #|A :\: B| = #|A|. Proof. by rewrite !cardsE cardID. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
cardsID
cardsDA B : #|A :\: B| = #|A| - #|A :&: B|. Proof. by rewrite -(cardsID B A) addKn. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
cardsD
cardsCA : #|A| + #|~: A| = #|T|. Proof. by rewrite cardsE cardC. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
cardsC
cardsCsA : #|A| = #|T| - #|~: A|. Proof. by rewrite -(cardsC A) addnK. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
cardsCs
cardsU1a A : #|a |: A| = (a \notin A) + #|A|. Proof. by rewrite -cardU1; apply: eq_card=> x; rewrite !inE. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
cardsU1
cards2a b : #|[set a; b]| = (a != b).+1. Proof. by rewrite -card2; apply: eq_card=> x; rewrite !inE. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
cards2
cardsC1a : #|[set~ a]| = #|T|.-1. Proof. by rewrite -(cardC1 a); apply: eq_card=> x; rewrite !inE. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
cardsC1
cardsD1a A : #|A| = (a \in A) + #|A :\ a|. Proof. by rewrite (cardD1 a); congr (_ + _); apply: eq_card => x; rewrite !inE. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
cardsD1
subsetIlA B : A :&: B \subset A. Proof. by apply/subsetP=> x /[!inE] /andP[]. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
subsetIl
subsetIrA B : A :&: B \subset B. Proof. by apply/subsetP=> x /[!inE] /andP[]. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
subsetIr
subsetUlA B : A \subset A :|: B. Proof. by apply/subsetP=> x /[!inE] ->. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
subsetUl
subsetUrA B : B \subset A :|: B. Proof. by apply/subsetP=> x; rewrite inE orbC => ->. Qed.
Lemma
boot
[ "From HB Require Import structures", "From mathcomp Require Import ssreflect ssrbool ssrfun eqtype ssrnat div seq", "From mathcomp Require Import choice fintype finfun bigop" ]
boot/finset.v
subsetUr