Commit graph

7 commits

Author SHA1 Message Date
Floris van Doorn
297d50378d feat(hott): add definitions using truncations and theorems about them
define embedding, (split) surjection, retraction, existential quantifier, 'or' connective
also add a whole bunch of theorems about these definitions

still has two sorry's which can be solved after #564 is closed
2015-04-29 10:04:07 -07:00
Floris van Doorn
86012d841b fix(hott): make f explicit in is_equiv.mk and a bit of renaming in init 2015-04-29 10:04:06 -07:00
Floris van Doorn
f513538631 feat(hott): more cleanup of HoTT library
remove funext class,
remove a couple of sorry's,
add characterization of equality in trunctypes,
use Jeremy's format for headers everywhere in the HoTT library,
continue working on Yoneda embedding
2015-02-26 13:19:54 -05:00
Floris van Doorn
61901cff81 feat(hott): rename definition and cleanup in HoTT library
also add more definitions in types.pi, types.path, algebra.precategory

the (pre)category library still needs cleanup
authors of this commit: @avigad, @javra, @fpvandoorn
2015-02-20 21:40:42 -05:00
Leonardo de Moura
421a30d75c feat(library): export [reducible] annotations from function namespace to top-level
see issue #433
2015-02-16 18:52:41 -08:00
Jakob von Raumer
71cffd29a0 chore(hott) minor corrections 2014-12-16 13:11:32 -08:00
Jakob von Raumer
341a3d4411 chore(hott) add function.hlean to init 2014-12-16 13:11:32 -08:00