Leonardo de Moura
3912bc24c8
feat(frontends/lean): nicer syntax for 'intros' 'reverts' and 'clears'
2015-04-30 11:00:39 -07:00
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
15c2ee289f
feat(hott): make some fibrations in path.hlean implicit, and a bit of renaming in init
2015-04-29 10:04:07 -07:00
Floris van Doorn
dbdb8e6050
feat(circle): prove the path computation rule for the circle
2015-04-29 10:04:07 -07:00
Floris van Doorn
c23e707874
feat(circle): define circle as sphere 1, remove all but 1 sorry
2015-04-29 10:04:07 -07:00
Floris van Doorn
6c061991cc
feat(hit): prove path computation rules for all hits except the circle
2015-04-29 10:04:07 -07:00
Floris van Doorn
70a2f6534c
feat(hit): derive path computation rule for elim and elim_type for every hit
...
also make argument of eq_of_rel implicit
also remove most sorry's for hits
path computation rule for rec still needs to be done for all hits
2015-04-29 10:04:07 -07:00
Floris van Doorn
48f1aff848
feat(hott): add hit-markdown file
2015-04-29 10:04:06 -07:00
Floris van Doorn
e769fdd9dc
feat(hott): make some arguments in init.path implicit and rename apD to apd
2015-04-29 10:04:06 -07:00
Leonardo de Moura
9d01868361
feat(frontends/lean): use rewrite tactic to implement unfold (it has a unfold step)
...
closes #502
2015-04-24 17:23:12 -07:00
Leonardo de Moura
8241863abe
feat(kernel/hits): add two builtin HITs: type_quotient and trunc
2015-04-23 15:32:31 -07:00
Floris van Doorn
591a563be3
feat(hit): For all hits, add the elimination to the universe (using ua)
2015-04-23 14:29:04 -07:00
Floris van Doorn
f41d92199a
feat(hit): make type quotient primitive instead of colimit
2015-04-23 14:29:04 -07:00
Floris van Doorn
1d9c17342a
feat(hit): define mapping cylinder, coequalizer and quotient in terms of colimit
2015-04-23 14:29:04 -07:00
Floris van Doorn
51e87213d0
feat(hit): define nondependent recursors for all hits, sequential colimit, and elaborate on spheres
...
squash
2015-04-23 14:29:04 -07:00
Floris van Doorn
ffe158f785
feat(hit.suspension): add definition of spheres and the circle
2015-04-23 14:29:04 -07:00
Floris van Doorn
2469b8a2f8
feat(hott): add primitive hits
2015-04-23 14:29:04 -07:00
