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103 commits

Author SHA1 Message Date
Jakob von Raumer
7c81044a99 chore(library/hott) change is_pointed to structure 2014-11-28 22:50:43 -08:00
Jakob von Raumer
0417c21bbb chore(library/hott) change naming in equiv_precomp 2014-11-28 22:50:43 -08:00
Jakob von Raumer
4587e46c67 chore(library/hott) change naming to leo's naming proposal 2014-11-28 22:50:43 -08:00
Jakob von Raumer
7374149758 chore(library/hott) change equiv.lean to use structures and more typeclass inference 2014-11-28 22:50:43 -08:00
Leonardo de Moura
df51ba8b7c feat(library/definitional/projection): use strict implicit inference, closes #344 2014-11-25 18:04:06 -08:00
Jakob von Raumer
53d66c91fc chore(library/hott) made ua_implies_funext a class instance 2014-11-23 17:43:55 -08:00
Jakob von Raumer
757cdcb130 feat(library/hott) funext from ua now with arbitrary universe levels for funext! 2014-11-23 17:43:55 -08:00
Jakob von Raumer
228205634d chore(library/hott) make funext more general 2014-11-23 17:43:55 -08:00
Jakob von Raumer
12429c93c8 fix(library/hott) fix equiv_precomp, doesn't look nice now 2014-11-23 17:43:55 -08:00
Jakob von Raumer
1f6b6ff8e6 chore(library/hott) adjust funext_from_ua.lea to typeclass axioms 2014-11-23 17:43:55 -08:00
Jakob von Raumer
2d9621892b fix(library/hott) fill both gaps (I don't know why it works that way), change name from funext.apply to funext.ap, since apply seems to be a tactic name? 2014-11-23 17:43:55 -08:00
Jakob von Raumer
fd47a162de chore(library/hott) adapted theories to typeclass axioms 2014-11-23 17:43:55 -08:00
Jakob von Raumer
d8d2ea998d feat(library/hott) change axioms to Leo's axioms-as-typeclass proposal 2014-11-23 17:43:55 -08:00
Floris van Doorn
3523a70b4c fix(hott/path): make recursion-like definitions reducible 2014-11-22 17:44:13 -08:00
Floris van Doorn
e97b0b4e8e feat(hott/types): port more of the sigma library from Coq 
prove theorems about interaction of sigma types and n-types, including the fact that sigmas preserve n-types
 2014-11-22 17:44:12 -08:00
Floris van Doorn
24e35a9f2c fix(hott/trunc): comment out sorry 2014-11-22 17:44:12 -08:00
Floris van Doorn
bc807212ac feat(hott/path): add notation for higher and dependent transports 2014-11-22 17:44:12 -08:00
Floris van Doorn
e8b076e460 feat(hott/types/sigma): port large part of the sigma library from the hott library 
most importantly, prove the characterization of paths in sigma types
 2014-11-22 17:44:12 -08:00
Jakob von Raumer
19d0afe160 feat(library/hott) completed the funext_from_ua proof with a somewhat restricted generality on universe levels 2014-11-21 10:46:16 -08:00
Jakob von Raumer
bc33af9f51 feat(library/hott) add universe polymorphism to paths, truncation, etc... get stuck at ua to funext proof anyway 2014-11-21 10:46:16 -08:00
Jakob von Raumer
fdafb1c11f fix(library/hott) adapt trunc.lean to missing equiv coercion 2014-11-17 18:39:02 -08:00
Jakob von Raumer
59fbe8b53e chore(library/hott) fix universe issue. note: this should be fixed when contr is not bound to universe level 1 anymore 2014-11-17 18:39:02 -08:00
Jakob von Raumer
992aad9661 feat(library/hott) postcomposition from ua lemma is done up to the last gap 2014-11-17 18:39:02 -08:00
Jakob von Raumer
e740fbe8c4 chore(library/hott) remove hott.axoims.ua from imports of funext_from_ua.lean 2014-11-13 20:43:46 -08:00
Jakob von Raumer
b514a978b2 fix(library/hott) changed pointed.lean to use trunc.lean correctly 2014-11-13 20:43:46 -08:00
Jakob von Raumer
8dfa78e070 feat(library/hott) almost completed portin UnivalenceImpliesFunext.v 2014-11-13 20:43:46 -08:00
Jakob von Raumer
df4a8db23d feat(library/hott) add to trunc.lean: contractible types are equivalent to unit 2014-11-13 20:43:46 -08:00
Jakob von Raumer
3ee703f5d5 feat(library/hott) Ported part of UnivalenceImpliesFunext.v 2014-11-13 20:43:46 -08:00
Jakob von Raumer
2ed7032997 chore(library/hott) cleaned up the proof a bit 2014-11-13 20:43:46 -08:00
Jakob von Raumer
b5d564431a feat(library/hott) port the rest of Funext_Varieties.v 2014-11-13 20:43:46 -08:00
Jakob von Raumer
6296f8e092 feat(library/hott) port a good portion of FunextVarieties.v 2014-11-13 20:43:46 -08:00
Jakob von Raumer
be8c758be1 feat(library/hott) ported Pointed.v 2014-11-13 20:43:45 -08:00
Floris van Doorn
107a9cf8e4 feat(library): port more of truncation library from Coq HoTT 
Everything directly about truncations in the basic truncation library is ported.
Some theorems about other structures still need to be ported.
Also made some minor changes in hott.equiv
 2014-11-08 19:12:54 -08:00
Floris van Doorn
cd33d2e96d refactor(typeof): move typeof to general_notation 2014-11-08 19:12:54 -08:00
Floris van Doorn
74779dd855 feat(hott/trunc): clean up some theorems, prove some basic theorems 2014-11-08 19:12:54 -08:00
Floris van Doorn
08c56188b6 feat(library/hott/trunc): prove that n-types are (n+1)-types. 2014-11-08 19:12:54 -08:00
Jeremy Avigad
05ec76185d fix(library/hott/fibrant): set arguments for type class resolution 2014-11-07 10:23:37 -08:00
Jakob von Raumer
754901cf64 fix(library/hott) make universe index in ua.lean variable 2014-11-06 20:02:10 -05:00
Jakob von Raumer
b8ec1a1649 chore(library/hott) cleanup 2014-11-06 19:41:08 -05:00
Jakob von Raumer
f1cc0c4bd8 chore(library/hott) add note referring to missing substitution lemma 2014-11-06 19:27:27 -05:00
Jakob von Raumer
7dbd7b31f6 Added substitution lemma for equivalence calculations 2014-11-06 19:22:57 -05:00
Jakob von Raumer
fa9cbb1f6a chore(library/hott) adapted univalence axiom to suit notation in book and def in Coq. 2014-11-06 19:22:57 -05:00
Jakob von Raumer
d842be9c52 feat(library/hott) add univalence axiom 2014-11-06 19:22:57 -05:00
Jakob von Raumer
28d1c6c5e4 chore(library/hott) move function extensionality into new axioms folder, adjust file(s) using it 2014-11-06 19:22:57 -05:00
Jakob von Raumer
9ad75108a3 chore(library/hott) clean up file and add class inference 2014-11-06 15:57:30 -08:00
Jakob von Raumer
1f5be44f51 chore(library/hott) clean up Equiv namespace 2014-11-06 15:57:30 -08:00
Jakob von Raumer
8e1949e9aa feat(library/hott) add calc environment for equivalences 2014-11-06 15:57:29 -08:00
Jakob von Raumer
c50db9899d feat(library/hott) add thm: to give a section of a fibration it suffices to provide it for the image of an equivalence 2014-11-06 15:57:29 -08:00
Jakob von Raumer
09b533a965 fix(library/hott) rename IsEquiv.ap to IsEquiv.ap_closed to avoid name clashes 2014-11-05 15:14:14 -08:00
Jakob von Raumer
02abc5c2ad chore(library/hott) fixed the copyright in equiv_precomp.lean 2014-11-05 15:14:14 -08:00