Commit graph

119 commits

Author SHA1 Message Date
Leonardo de Moura
d5bb7d45ec fix(library/unifier): constraint priority in the unifier, and remove hack from if.lean
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-08-04 13:58:47 -07:00
Leonardo de Moura
47d49643b0 feat(library/standard/logic/connectives/if): add more general if_congr theorem
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-08-04 13:58:47 -07:00
Leonardo de Moura
94efd51fc5 chore(library/standard/logic/connectives/if): cleanup
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-08-03 23:11:52 -07:00
Leonardo de Moura
c3f57cdb1c feat(library/standard/logic/classes): add 'by_contradiction' theorem for decidable propositions
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-08-03 22:58:12 -07:00
Leonardo de Moura
ae2e0fd3dc feat(library/standard/logic/connectives/if): add 'if-then-else' congruence theorem
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-08-03 21:41:01 -07:00
Leonardo de Moura
f3cb5f2f84 feat(library/standard/logic/connectives/quantifiers): add some theorems for simplifier
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-08-03 20:03:49 -07:00
Leonardo de Moura
aeebd942f2 refactor(library/standard): use relative paths in some files in the standard library
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-08-02 20:04:27 -07:00
Leonardo de Moura
700c911cf7 chore(library/standard/logic/class/decidable): add missing 'end'
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-08-02 17:00:01 -07:00
Leonardo de Moura
148836d14b feat(library/standard/data/option): add basic theorems for option types
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-08-02 16:59:01 -07:00
Jeremy Avigad
b832b2e33e refactor(library/standard/data/nat): stylistic changes 2014-08-01 21:22:54 -07:00
Jeremy Avigad
b5db9a4797 feat(library/standard/data/nat): port most recent nat to lean 0.2 2014-08-01 21:22:53 -07:00
Jeremy Avigad
4b05e70762 feat(library/standard/logic/axioms): add import default 2014-08-01 21:22:53 -07:00
Jeremy Avigad
77931f2af8 feat(library/standard): add markdown documentation 2014-08-01 21:22:53 -07:00
Leonardo de Moura
f75beb8087 fix(library/standard/data/list/basic): remove 'sorry'
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-08-01 09:15:30 -07:00
Jeremy Avigad
b2c2d1dd44 refactor(library/standard): organize files into a hierarchy 2014-08-01 09:11:51 -07:00
Jeremy Avigad
fbaf8b7e77 refactor(library/standard): begin reorganization into hierarchy 2014-08-01 09:11:51 -07:00
Jeremy Avigad
df84c4c2ca refactor(library/standard): clean up logic, reorder arguments to elim rules 2014-08-01 09:11:51 -07:00
Jeremy Avigad
c89c96b913 feat(library/standard/list.lean): add facts about lists 2014-08-01 09:11:51 -07:00
Jeremy Avigad
e846c8c76b index on master: 9dc1baa feat(library/standard/congruence.lean): finish congruence classes for propositional logic 2014-08-01 09:11:51 -07:00
Jeremy Avigad
5847743573 feat(library/standard/congruence.lean): finish congruence classes for propositional logic 2014-08-01 09:11:51 -07:00
Jeremy Avigad
8ea5dad4c0 feat(library/standard/congruence.lean): add class to infer that a function is a congruence with respect to two relations 2014-08-01 09:11:51 -07:00
Jeremy Avigad
09d5d074ec feat(library/standard/list.lean): begin to port lists from lean 0.1 2014-08-01 09:11:51 -07:00
Leonardo de Moura
105c29b51e refactor(library/standard): use new coding style, rename bool.b0 and bool.b1 to bool.ff and bool.tt
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-28 19:59:38 -07:00
Leonardo de Moura
8ad6d7a98b doc(doc/lean): update Lean tutorial to Lean 0.2, and use org-mode
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-28 10:52:09 -07:00
Leonardo de Moura
864fdd37da refactor(library/aliases): aliases are from name to names
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-27 21:01:59 -07:00
Leonardo de Moura
5555d620cf feat(library/standard): add or_inl and or_inr as short-hands for the commonly used 'or_intro_left _' and 'or_intro_right _'
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-27 17:25:57 -07:00
Leonardo de Moura
99a1966fd6 refactor(library/standard/set): use the same style for mem_inter and mem_union
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-27 13:32:59 -07:00
Leonardo de Moura
88130f339e feat(library/standard): add basic set theory that does not rely on classical axioms
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-27 13:18:33 -07:00
Leonardo de Moura
3a77226b92 feat(library/standard/bool): add bor_to_or theorem
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-27 13:17:55 -07:00
Leonardo de Moura
25f7929ea3 feat(library/standard/bool): add band_assoc and bor_assoc theorems
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-27 12:50:57 -07:00
Leonardo de Moura
abe1dbd7e0 refactor(library/standard): cleanup notation
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-25 11:36:28 -07:00
Leonardo de Moura
a450ad5a95 feat(frontends/lean/inductive_cmd): improve notation for declaring 'empty' inductive datatypes
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-25 11:24:01 -07:00
Leonardo de Moura
a5b9a7b296 fix(frontends/lean/decl_cmds): support for section declarations with implicit parameters, they must be tagged with '@' when creating aliases
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-25 11:10:45 -07:00
Leonardo de Moura
62483b793f feat(library/standard): add notation for symm, trans and subst
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-24 22:49:12 -07:00
Leonardo de Moura
ebf34f2fe9 refactor(library/standard): mark 'not' as transparent
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-24 22:14:15 -07:00
Leonardo de Moura
d84a4bea5f chore(library/standard): port (an older version of) Floris's nat library to Lean 0.2
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-24 20:31:28 -07:00
Leonardo de Moura
fd0deb4555 feat(library/standard): add basic properties of binary functions
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-24 17:48:30 -07:00
Leonardo de Moura
bfdf187ce7 refactor(library/standard): rename rec to rec_on
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-24 17:01:51 -07:00
Leonardo de Moura
5529ef1056 feat(library/standard): add function 'helper' module
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-24 16:29:39 -07:00
Leonardo de Moura
5296275c41 feat(library/standard/logic): add imp_or theorems
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-24 12:29:23 -07:00
Leonardo de Moura
08174f904b feat(library/standard/logic): mark 'not equal' as an abbreviation
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-24 12:01:09 -07:00
Leonardo de Moura
8adf6e25ef refactor(library/standard/unit): make unit type similar to the one in the hott library
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-22 09:56:05 -07:00
Leonardo de Moura
c5cbe1cc2c refactor(library/standard): rename bool_decidable to prop_decidable
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-22 09:53:05 -07:00
Leonardo de Moura
b522ea6f2d refactor(library/standard): rename bit to bool
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-22 09:49:54 -07:00
Leonardo de Moura
5eaf04518b refactor(*): rename Bool to Prop
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-22 09:43:18 -07:00
Leonardo de Moura
b7838f5db7 feat(library/standard/cast): add dcongr2 theorem
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-22 05:58:58 -07:00
Leonardo de Moura
1e595e8027 feat(library/standard/decidable): decidable is proof irrelevant
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-22 03:54:28 -07:00
Leonardo de Moura
c0f862d88a feat(library/standard): add Diaconescu's theorem
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-20 21:15:48 -07:00
Leonardo de Moura
13804f75f9 feat(library/standard/logic): iff is refl, trans, and symm
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-20 21:10:30 -07:00
Leonardo de Moura
29b6d1081c feat(library/standard/bool_decidable): cleanup bool_decidable, and remove the artificial dependency to bit
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-21 02:42:11 +01:00