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84 commits

Author SHA1 Message Date
Jeremy Avigad
41342f53df refactor(library/data/set/filter): get filters working with complete lattice notation 2016-02-22 11:25:23 -08:00
Jeremy Avigad
7fe71c972f feat(library/data/set/basic): add theorems for bounded unions and intersections 2016-02-22 11:25:23 -08:00
Jeremy Avigad
518a77587a refactor(library/data/{set,finset},library/*): use compl for set and finset complement 2016-02-22 11:25:23 -08:00
Jeremy Avigad
769ae6830d feat(library/data/set/function): add facts about preimages 2016-02-22 11:25:23 -08:00
Jeremy Avigad
a72f6666e8 feat(library/data/set/basic): add two theorems 2016-02-22 11:25:23 -08:00
Jeremy Avigad
b8d3f34d14 feat(library/data/set/basic): add a couple of theorems 2016-02-22 11:25:23 -08:00
Rob Lewis
68bc41b5fe feat(data/set): add missing set theorems 2016-02-12 11:50:11 -08:00
Rob Lewis
eb05741ce6 feat(data/set): add missing set membership theorems 2016-02-12 11:50:10 -08:00
Jeremy Avigad
53b2d90c90 feat(library/data/{set,finset}): add some useful facts 2016-01-24 16:26:57 -08:00
Johannes Hölzl
6d6a00f48b refactor(library/algebra): fix theorem names 2016-01-06 10:57:55 -08:00
Johannes Hölzl
9c28552afb feat(library/algebra): add lattice instances for Prop, fun, and set 
Adds weak_order, lattice and complete_lattice instances for Prop, fun, and set. Adds supporting
theorems to various other places.
 2016-01-06 10:57:32 -08:00
Jeremy Avigad
4289daddcb refactor(library/data/{set,finset}/basic,library/*): change notation for image to tick mark 2016-01-03 18:52:25 -08:00
Jeremy Avigad
17f6ab3a71 fix(library/data/set/basic): fix spacing in notation 2016-01-03 18:52:25 -08:00
Jeremy Avigad
173368801b fix(library/algebra/interval): rename namespace, and move a theorem 2016-01-03 18:52:25 -08:00
Jeremy Avigad
721f6c87bf feat(library/data/set/basic): add some theorems 2016-01-03 18:52:25 -08:00
Leonardo de Moura
4f1415174e refactor(library/data): "union." ==> "union_", "inter." ==> "inter_" 2016-01-01 16:13:44 -08:00
Jeremy Avigad
86b64cf43b feat(library/data/set/*,library/algebra/group_bigops): better finiteness lemmas, reindexing for big operations 2015-12-31 15:16:57 -08:00
Jeremy Avigad
549feb5d7f feat(library/data/set/basic): add notation and theorems for large unions and intersections 2015-12-26 08:02:04 -08:00
Jeremy Avigad
baf11d0018 feat(library/algebra/ring_bigops): make start on file with more properties of sums and products 2015-12-22 16:39:13 -05:00
Leonardo de Moura
ef546c5c5b refactor(library): use anonymous instance implicit arguments 2015-12-13 11:46:48 -08:00
Jacob Gross
ab91f8dd5f feat(library/data/set/basic): add sInter_insert 
add sInter supporting lemma
 2015-12-07 21:39:30 -08:00
Leonardo de Moura
b94e31a72c refactor(library): remove algebra namespace 2015-12-05 23:50:01 -08:00
Jacob Gross
dd6bed371a feat(library/data/set/basic): Added a supporting lemma for sUnion, which will be essential for proofs by induction on finite sets 2015-12-02 23:05:59 -08:00
Jeremy Avigad
2beb0030d6 refactor(library/*): protect sub in nat, div in nat and int 2015-11-08 14:04:59 -08:00
Leonardo de Moura
f14d0523ec refactor(library/data/set/filter): add missing [instance] attribute 2015-11-08 14:04:56 -08:00
Leonardo de Moura
08c061e1fa refactor(library/data/set): remove [reducible] annotation from set operations 2015-11-08 14:04:56 -08:00
Leonardo de Moura
fbe80d48dc chore(library): remove "set_option pp.*" commands 2015-11-08 14:04:55 -08:00
Leonardo de Moura
26eb6fa849 feat(*): new numeral encoding 2015-11-08 14:04:55 -08:00
Leonardo de Moura
ede23a3267 feat(hott,library): add additional spacing hints 2015-09-30 17:41:44 -07:00
Sebastian Ullrich
d1b5031dbd feat(library): add some spacing hints 2015-09-30 17:36:32 -07:00
Jeremy Avigad
719e9043cd feat(library/data/set/equinumerosity): add Cantor's theorem, Schroeder-Bernstein theorem 2015-09-25 09:32:28 -07:00
Jeremy Avigad
2c7526e1fc feat(library/*): add various theorems 2015-09-25 09:32:28 -07:00
Jeremy Avigad
9561e379c7 fix(library/data/set/basic): make set_of reducible 2015-09-20 19:54:46 -04:00
Jeremy Avigad
2ab7928257 refactor(library/data/set/basic): standardize intro and elim theorem names 2015-09-03 15:38:27 -07:00
Jeremy Avigad
072971f3bb feat(library/data/finset/comb,library/data/set/basic): define set complement 2015-09-01 14:47:19 -07:00
Leonardo de Moura
63b93cf762 refactor(library/data/set/finite): make proof more robust 2015-08-31 17:26:24 -10:00
Leonardo de Moura
a06b288deb fix(library/data/set/finite): the powerset notation has already been fixed 2015-08-16 18:47:20 -07:00
Leonardo de Moura
f4a81fdd73 fix(library/data): powerset notation 2015-08-13 09:04:00 -07:00
Leonardo de Moura
d2eb99bf11 refactor(library/logic): move logic/choice.lean to init/classical.lean 
choice axiom is now in the classical namespace.
 2015-08-12 18:37:33 -07:00
Leonardo de Moura
cb9830beaf refactor(library/logic/choice): move prop_decidable instance into namespace 'classical' 2015-08-12 17:06:15 -07:00
Leonardo de Moura
f9b2b93f7a refactor(library/algebra/complete_lattice): add alternative definitions of complete_lattice and convertions between them 2015-08-09 20:40:07 -07:00
Jeremy Avigad
d17f72eb7c fix(library/data/set/filter): adapt to change in complete_lattice structure 2015-08-09 22:36:04 -04:00
Jeremy Avigad
b130a144c8 feat(library/data/set/filter): add filters, show they form a complete lattice 2015-08-09 22:14:25 -04:00
Jeremy Avigad
244052b413 refactor(library/data/set/*): rename setext to ext 2015-08-09 22:14:25 -04:00
Jeremy Avigad
209d7b07aa feat(library/data/set/basic): add a few theorems 2015-08-09 22:13:18 -04:00
Leonardo de Moura
b2415f7b4b feat(library/data/set/basic): add basic 'set' theorems 2015-08-08 23:18:20 -07:00
Jeremy Avigad
8f815cabc0 refactor(library/data/finset/comb,library/data/set/basic,library/*): rename 'filter' to 'sep' to free up 'set.filter' 2015-08-08 18:10:44 -04:00
Jeremy Avigad
f97298394b feat(library/data/nat/bigops,library/data/set/card,library/*): add set versions of bigops for nat 
This required splitting data/set/card.lean from data/set/finite.lean, to avoid dependencies
 2015-08-08 17:20:23 -04:00
Jeremy Avigad
eaf886cb5a refactor(library/algebra/group_bigops,library/*): put group_bigops in 'finset' namespace, in preparation for set versions 2015-08-08 04:23:52 -07:00
Jeremy Avigad
31eed7faea feat(library/data/set,finset): finish porting properties of card to sets 2015-08-08 04:23:52 -07:00