Jeremy Avigad
1eea75b6fc
fix(library/data/nat/div,tests/lean/run/ppbeta): make decidable for dvd transparent, name change in ppbeta
2014-12-26 16:44:43 -05:00
Jeremy Avigad
cecabbb401
refactor(library/data/int,library/algebra): make int an instnance of ordered ring, rename theorems
2014-12-26 16:25:05 -05:00
Jeremy Avigad
25394dddb7
refactor(library): change mul.left_id to mul_one, and similarly for mul.right_id, add.left_id, add.right_id
2014-12-23 21:14:36 -05:00
Jeremy Avigad
5bc6dd84cf
feat(library/data/nat): make nat an instance of comm_semiring
2014-12-23 21:14:35 -05:00
Jeremy Avigad
486bc321ff
refactor(library/data/nat): rename theorems
2014-12-23 21:14:35 -05:00
Jeremy Avigad
e587449a6d
refactor(library/data): remove folders with a single file
2014-12-23 21:14:35 -05:00
Jeremy Avigad
6ad091d7bf
refactor(library): clean up headers and markdown files
2014-12-22 15:33:42 -05:00
Jeremy Avigad
fe424add26
refactor(library/logic/axioms): rename theorems
2014-12-22 15:33:42 -05:00
Jeremy Avigad
0f0da64264
refactor(library/data/int): make int instance of integral domain
2014-12-22 15:33:42 -05:00
Jeremy Avigad
da7a403b6c
refactor(library/algebra/ring): make dvd a definition
2014-12-22 15:33:41 -05:00
Leonardo de Moura
d2958044fd
feat(frontends/lean): add multiple_instances command
...
After this commit, Lean "cuts" the search after the first instance is
computed. To obtain the previous behavior, we must use the new command
multiple_instances <class-name>
closes #370
2014-12-21 17:28:44 -08:00
Leonardo de Moura
1e2fc54f2f
refactor(library/init/sigma): rename sigma.dpair->sigma.mk, sigma.dpr1->sigma.pr1, sigma.dpr2->sigma.pr2
2014-12-19 18:23:08 -08:00
Leonardo de Moura
9eea32b076
refactor(library/init/datatypes): change implicit arguments of sum.inl and sum.inr
2014-12-19 18:07:13 -08:00
Leonardo de Moura
235894cec5
fix(data/int/basic): move decidable theorems
2014-12-17 18:27:39 -08:00
Jeremy Avigad
5a2f81e962
fix(library/data/int): define sub from algebra.sub
2014-12-17 18:02:55 -08:00
Jeremy Avigad
9d2587c79b
refactor(library/data/int/basic): make the integers an instance of ring
2014-12-17 13:32:38 -05:00
Jakob von Raumer
25a5e29b7c
chore(hott) delete old hott lib
2014-12-16 13:11:32 -08:00
Leonardo de Moura
8ad9b84c85
feat(init): reserve notation for "not in"
2014-12-15 19:22:17 -08:00
Leonardo de Moura
abe129aa4f
refactor(library): rename theorems "iff.flip_sign -> not_iff_not_of_iff" and "decidable_iff_equiv -> decidable_of_decidable_of_iff"
2014-12-15 19:17:51 -08:00
Leonardo de Moura
5cf8064269
refactor(library): rename exists_elim and exists_intro to exists.elim
...
and exists.intro
2014-12-15 19:07:38 -08:00
Jeremy Avigad
2b56a2b891
feat(library/init): create markdown directory file
2014-12-15 16:43:42 -05:00
Jeremy Avigad
da719e6ee4
refactor(library/logic): rename theorems
2014-12-15 16:13:04 -05:00
Jeremy Avigad
3e9a484851
refactor(library/logic/connectives): rename theorems
2014-12-15 15:05:44 -05:00
Leonardo de Moura
7c8ab81cc6
feat(library/logic/quantifiers): add decidable_forall_eq and decidable_exists_eq theorems
2014-12-13 15:48:04 -08:00
Leonardo de Moura
c6ebe9456e
feat(library/data/nat): add "bounded" quantifiers
...
Later, we will add support for arbitrary well-founded relations
2014-12-13 15:42:38 -08:00
Leonardo de Moura
6e84696960
fix(library/init/logic): expose inhabited basic instances
2014-12-13 14:26:44 -08:00
Leonardo de Moura
628faa10eb
refactor(library/algebra/ordered_ring): add workarounds to improve performance
2014-12-13 13:12:25 -08:00
Jeremy Avigad
6f775be1b6
feat(library/algebra/ordered_ring): start on ordered_ring, and minor changes elsewhere
2014-12-13 11:35:35 -08:00
Leonardo de Moura
477d79ae47
refactor(library/init): move more theorems to logic
2014-12-12 13:50:53 -08:00
Leonardo de Moura
d6c8e23b03
refactor(library/init/logic): move theorems to library/logic
2014-12-12 13:24:17 -08:00
Leonardo de Moura
d50b7a8ba1
refactor(library/init/logic): move theorems to logic/cast
2014-12-12 12:39:16 -08:00
Leonardo de Moura
b900e9171d
refactor(library/init/sigma): simplify lex.accessible proof using 'cases' tactic
2014-12-12 12:36:51 -08:00
Leonardo de Moura
b01cf73a91
feat(library/init/logic): add is_true and is_false
2014-12-11 18:14:03 -08:00
Leonardo de Moura
97552a8cfe
refactor(library/sigma): fix/use sigma notation
2014-12-11 15:50:44 -08:00
Floris van Doorn
fec45abda5
feat(library/hott): multiple changes in the HoTT library
...
Jakob accidentally undid some of my changes in commit aad4592
, reverted that;
made style changes in multiple files;
in types/sigma: finished porting Coq-HoTT, and finished unfinished proof;
in axioms/funext: rename path_forall, make arguments implicit and make instance visible
2014-12-09 21:32:35 -05:00
Jakob von Raumer
5278f70dea
feat(library/lean) add one types as instances of groupoids
2014-12-09 19:12:54 -05:00
Jakob von Raumer
86a38c6c3d
feat(library/hott) prove that each group is a contractible groupoid
2014-12-09 19:12:54 -05:00
Jakob von Raumer
f023e4999c
feat(library/hott) prove that a groupoid on contractible object type is a group
2014-12-09 19:12:54 -05:00
Jakob von Raumer
7bfd897f9d
feat(library/hott) add groupoid definition
2014-12-09 19:12:54 -05:00
Leonardo de Moura
05f27b8f0e
feat(frontends/lean/structure): add option for controlling whether we automatically generate eta and projection-over-intro theorems for structures
...
It seems most of the time these theorems are not used at all.
They are just polluting the namespace.
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-12-09 12:40:09 -08:00
Jakob von Raumer
116e7ff82e
feat(library/hott) port Jeremy's group file to use path equality
2014-12-09 10:00:37 -08:00
Jeremy Avigad
057615532e
feat(library/data/int): replace int definition with structure and better computational behavior
2014-12-05 22:24:42 -08:00
Jakob von Raumer
133f935fce
fix(library/hott): issues resulting from merge
2014-12-05 22:21:49 -08:00
Jakob von Raumer
7c1b75c818
feat(library/hott): add proof that the type of nat trafos is a set
...
The characteriszation of nat trafo by sigma types up to equivalence is still to be done (two unsuccessful proof attempts included)
2014-12-05 22:21:36 -08:00
Jakob von Raumer
cc2de8a8d9
feat(library/hott): complete proof that object types of proper hott categories are one truncated
2014-12-05 22:21:31 -08:00
Jakob von Raumer
aad4592cad
feat(library/hott): complete theorems about truncatedness of isomorphism sets
2014-12-05 22:21:26 -08:00
Jakob von Raumer
5923392395
chore(library/hott): make precategory use the isomorphic structure
2014-12-05 22:21:21 -08:00
Jakob von Raumer
63afac301c
chore(library/hott): turn isomorphic into structure
2014-12-05 22:21:16 -08:00
Jakob von Raumer
dbce41114a
feat(library/hott): add definition of category
2014-12-05 22:21:12 -08:00
Jakob von Raumer
39ba9429f5
chore(library/hott): make constructions.lean compile, still lots of work to do
2014-12-05 22:21:06 -08:00