Commit graph

325 commits

Author SHA1 Message Date
Frederik Hanghøj Iversen 57d7eab4cb Make sets a category according to HoTT 2018-02-21 13:37:07 +01:00
Frederik Hanghøj Iversen ed40824edc Cosmetics 2018-02-21 12:59:31 +01:00
Frederik Hanghøj Iversen edf552cb86 Do not define synonym for contractible 2018-02-20 18:15:30 +01:00
Frederik Hanghøj Iversen d2da84269f Move some more things into RawCategory 2018-02-20 18:14:42 +01:00
Frederik Hanghøj Iversen 0c861c4bde Factor univalence out to a seperate module 2018-02-20 18:13:06 +01:00
Frederik Hanghøj Iversen a4f8a37e36 Proove that IsCategory is a mere proposition! 2018-02-20 18:01:26 +01:00
Frederik Hanghøj Iversen 159bffa6ae Factor out more from IsCategory 2018-02-20 17:59:48 +01:00
Frederik Hanghøj Iversen a016c67b88 Succesfully apply path-induction.
Now all that's left to do is prove the original proposition in a
heterogenous equality
2018-02-20 17:46:32 +01:00
Frederik Hanghøj Iversen ff496aae09 Factor out a useful type-family 2018-02-20 17:33:02 +01:00
Frederik Hanghøj Iversen 860c91f913 Trim mess 2018-02-20 16:43:53 +01:00
Frederik Hanghøj Iversen 8ef61d9db0 Simplify Category 2018-02-20 16:26:40 +01:00
Frederik Hanghøj Iversen 10df9511a4 Move various type-synonyms to RawCategory 2018-02-20 16:24:14 +01:00
Frederik Hanghøj Iversen 38ec53d5c2 Cosmetics 2018-02-20 14:08:47 +01:00
Frederik Hanghøj Iversen 44eda0ced0 Stuff about propositionality of fields of IsCategory 2018-02-19 15:46:19 +01:00
Frederik Hanghøj Iversen bec5acdc59 Move proposition to wishlist 2018-02-19 11:25:16 +01:00
Frederik Hanghøj Iversen 89ad60ffef Stuff about the free category 2018-02-19 11:09:49 +01:00
Frederik Hanghøj Iversen 73ab4d1836 Proove identity laws for natural transformations 2018-02-16 12:46:25 +01:00
Frederik Hanghøj Iversen a64e2484e3 Prove associativity for natural transformations 2018-02-16 12:24:58 +01:00
Frederik Hanghøj Iversen 7dc7a5aee3 Prove that naturalTransformations are sets
Also adds a new module `Cat.Wishlist` of things I hope to put get from
upstream `cubical`.
2018-02-16 12:03:02 +01:00
Frederik Hanghøj Iversen 23c458983c Rely on global cubical again 2018-02-16 11:37:22 +01:00
Frederik Hanghøj Iversen ad84b15da5 [WIP] natural transformations are sets 2018-02-16 10:22:46 +01:00
Frederik Hanghøj Iversen 7d4aae4f49 Try to show that natural transformations are sets 2018-02-09 12:09:59 +01:00
Frederik Hanghøj Iversen 56d689fb4b Use arrowIsSet to simplify equality constructor for functors 2018-02-07 20:19:17 +01:00
Frederik Hanghøj Iversen 9349b37550 Refactor Functor - only in module Functor 2018-02-06 14:31:18 +01:00
Frederik Hanghøj Iversen a27292dd53 Stuff about the free category 2018-02-06 11:27:22 +01:00
Frederik Hanghøj Iversen 9f1e82168f Move the free category 2018-02-06 10:35:52 +01:00
Frederik Hanghøj Iversen 0688f5c372 Rename arrowIsSet 2018-02-06 10:34:43 +01:00
Frederik Hanghøj Iversen e8ac6786ff Changes to the category of categories 2018-02-05 16:35:33 +01:00
Frederik Hanghøj Iversen e8215b2c05 Move product, exponential, ... 2018-02-05 14:59:53 +01:00
Frederik Hanghøj Iversen 83ccde62e9 Use co-patterns 2018-02-05 14:47:15 +01:00
Frederik Hanghøj Iversen 20dc9d26ac Move product, exponential and cart closed to own file 2018-02-05 14:08:30 +01:00
Frederik Hanghøj Iversen 8022ed349d "re-delegate" projections in new module Category 2018-02-05 12:21:39 +01:00
Frederik Hanghøj Iversen 22a9a71870 Split Category into RawCategory and IsCategory 2018-02-05 11:43:38 +01:00
Frederik Hanghøj Iversen fecb4dc1ce Towards IsCategory-is-prop 2018-02-05 10:24:57 +01:00
Frederik Hanghøj Iversen e5f1fa018a Merge branch 'Saizan-master' into dev 2018-02-02 15:34:30 +01:00
Frederik Hanghøj Iversen 19987dd917 Add some stuff about the category of cubes
Also some feedback from Thierry
2018-02-02 14:47:51 +01:00
Andrea Vezzosi 8d5e992e48 changed IsCategory to follow the HoTT book definition. 2018-02-01 14:37:55 +00:00
Frederik Hanghøj Iversen 6bb8ba3927 Move the category of families 2018-01-31 15:15:00 +01:00
Frederik Hanghøj Iversen 92f0f8e0f0 Rename stuff 2018-01-31 14:39:54 +01:00
Frederik Hanghøj Iversen 86d3d7368e Use equality construction principle
Also update submodules
2018-01-30 22:41:18 +01:00
Frederik Hanghøj Iversen 255b0236f9 Use alternative syntax for arrow composition 2018-01-30 19:19:16 +01:00
Frederik Hanghøj Iversen e33911ad9e Use alternate syntax for arrow-composition 2018-01-30 18:26:11 +01:00
Frederik Hanghøj Iversen c87a6fb469 Make IsFunctor a seperate record 2018-01-30 16:24:16 +01:00
Frederik Hanghøj Iversen 4db19b6420 Do not use PathPrelude directly 2018-01-30 11:19:48 +01:00
Frederik Hanghøj Iversen 53816aeb74 One step closer to yoneda 2018-01-30 10:57:24 +01:00
Andrea Vezzosi 2295022619 used presheaf as first component of yoneda 2018-01-25 17:04:00 +00:00
Frederik Hanghøj Iversen ee2e84edfe Remove unused bindings 2018-01-25 14:11:28 +01:00
Frederik Hanghøj Iversen 6e25083a47 Comments in yoneda 2018-01-25 13:58:56 +01:00
Frederik Hanghøj Iversen 812662bda3 Rename some variables 2018-01-25 12:47:32 +01:00
Frederik Hanghøj Iversen 7a77ba230c Move functor-equality to functor module 2018-01-25 12:11:50 +01:00
Frederik Hanghøj Iversen a480fca956 Clean up some stuff 2018-01-25 12:01:37 +01:00
Frederik Hanghøj Iversen c5a3673d9b Prove that Cat is cartesian closed
WIP
2018-01-24 16:38:28 +01:00
Frederik Hanghøj Iversen 6a25a4c3ff Fix typo, rename implicit variables, implement presheaf 2018-01-22 15:03:04 +01:00
Frederik Hanghøj Iversen dd3415a69d Some stuff about CwF's 2018-01-22 14:44:50 +01:00
Frederik Hanghøj Iversen fd03049c92 Move the category of functors 2018-01-22 14:44:25 +01:00
Frederik Hanghøj Iversen 9fdf6b589b Use TDNR in Functor 2018-01-22 11:35:37 +01:00
Frederik Hanghøj Iversen bf1d1566af Naturality; category of functors and natural transformations
WIP
2018-01-22 00:07:44 +01:00
Frederik Hanghøj Iversen 3fcdf828d8 Implement exponentials 2018-01-21 21:29:15 +01:00
Frederik Hanghøj Iversen 922570a5bd Make some names more explicit 2018-01-21 19:23:24 +01:00
Frederik Hanghøj Iversen 26d210dcc3 Rename the category of categories 2018-01-21 15:23:40 +01:00
Frederik Hanghøj Iversen b21c9b7a89 Choose new name for functor composition 2018-01-21 15:21:50 +01:00
Frederik Hanghøj Iversen b158b1d420 Use TDNR 2018-01-21 15:19:15 +01:00
Frederik Hanghøj Iversen ea3e14af96 Re-add eqpair 2018-01-21 15:03:00 +01:00
Frederik Hanghøj Iversen 793fc30534 Move properties of categories to Cat.Category.Properties 2018-01-21 15:01:01 +01:00
Frederik Hanghøj Iversen 316de7e4f9 Remove undefined 2018-01-21 14:32:27 +01:00
Frederik Hanghøj Iversen 4c13334277 Make properties of a category an instance argument 2018-01-21 14:31:37 +01:00
Frederik Hanghøj Iversen 07e4269399 Make level-parameters to Category explicit 2018-01-21 01:11:08 +01:00
Frederik Hanghøj Iversen 0990a3778f Use EqReasoning and clean up some stuff 2018-01-21 01:03:40 +01:00
Frederik Hanghøj Iversen 5fd7dcae9d Notes from Andrea and some stuff about products 2018-01-21 00:21:25 +01:00
Frederik Hanghøj Iversen da10e63cc8 Fix import-statements. Make file that checks everything 2018-01-17 23:00:27 +01:00
Frederik Hanghøj Iversen acacfac31c Type-synonyms for Representable functors and Presheafs 2018-01-17 12:16:07 +01:00
Frederik Hanghøj Iversen 902b953ad0 Implement representable functors 2018-01-17 12:10:18 +01:00
Frederik Hanghøj Iversen 26d449771a Unfinished stuff about HOM-sets and exponentials 2018-01-15 16:13:23 +01:00
Frederik Hanghøj Iversen 0cd75e6e31 Move functor-stuff to own module 2018-01-08 22:54:53 +01:00
Frederik Hanghøj Iversen 7d6db415a1 Move modules around again.
Henceforth all modules shall be placed under the top-level module-name
`Cat` (at least until I've come up with a better name)

Also fixes an issue caused by https://github.com/Saizan/cubical-demo/ redefining Sigma.
2018-01-08 22:48:59 +01:00