Commit graph

7 commits

Author SHA1 Message Date
Jeremy Avigad
148d475421 feat(library/standard): port int, and reorganize a lot 2014-08-20 18:03:24 -07:00
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
Jeremy Avigad
fbaf8b7e77 refactor(library/standard): begin reorganization into hierarchy 2014-08-01 09:11:51 -07:00
Renamed from library/standard/if.lean (Browse further)