Commit graph

206 commits

Author SHA1 Message Date
c1a8e9d2e1 Add the top-level subject reduction theorem 2025-02-10 21:51:27 -05:00
c5de86339f Finish subject reduction 2025-02-10 21:50:23 -05:00
bccf6eb860 Add Coquand's algorithm 2025-02-10 18:40:42 -05:00
8105b5c410 Add admissible simple rules 2025-02-10 17:01:40 -05:00
8f8f428562 Finish preservation 2025-02-10 14:16:43 -05:00
5918fdf47e Prove all but 5 cases of regularity 2025-02-10 13:51:35 -05:00
Yiyun Liu
26e3c1c42a Add some cases for regularity 2025-02-10 01:15:44 -05:00
Yiyun Liu
c8e84ef93c Finish morphing 2025-02-10 00:17:01 -05:00
Yiyun Liu
2c47d78ad6 Add stub for morphing 2025-02-09 23:32:07 -05:00
Yiyun Liu
ea1fba8ae9 Finish syntactic renaming 2025-02-09 20:41:27 -05:00
881b2e3825 Add missing premise 2025-02-09 17:05:43 -05:00
df5c6bf0b1 Minor 2025-02-09 17:05:36 -05:00
20bf38a3ca Fix the fundamental theorem yet again 2025-02-09 16:46:17 -05:00
5b925e3fa1 Add beta and eta rules to syntactic typing 2025-02-09 16:33:43 -05:00
133968dd23 Add semantic eta laws for pair 2025-02-09 16:25:34 -05:00
ab1bd8eef8 Add semantic rules for function beta and eta 2025-02-09 16:12:57 -05:00
Yiyun Liu
4396786701 Reformulate renaming 2025-02-08 22:56:45 -05:00
Yiyun Liu
932662d5d9 Finish soundness proof 2025-02-08 22:52:50 -05:00
Yiyun Liu
0c83044d72 Update the typing rules with projections 2025-02-08 22:45:07 -05:00
Yiyun Liu
5996c45526 Finish the semantic projection rules 2025-02-08 22:38:28 -05:00
Yiyun Liu
02e6c9e025 Add pi and sig subtyping semantic rules 2025-02-08 22:15:04 -05:00
Yiyun Liu
916e0bcd75 Change the conversion rules to use Sub instead of Eq 2025-02-08 21:06:51 -05:00
Yiyun Liu
f483d63f01 Fix the definition of semleq 2025-02-08 20:37:46 -05:00
0746e9a354 Finish subtyping semantics 2025-02-07 16:45:58 -05:00
4bc08e1897 Add one interpuniv sub case 2025-02-07 01:19:19 -05:00
707483d401 Add injectivity for subtyping 2025-02-07 00:43:12 -05:00
2f4ea2c78b Add more noconfusion lemmas for untyped subtyping 2025-02-07 00:39:34 -05:00
cf2726be8d Add subtyping 2025-02-06 23:41:38 -05:00
0e5b82b162 Move projection axioms to the subtyping relation 2025-02-06 21:40:26 -05:00
2e2e41cbe6 Add missing Univ rule 2025-02-06 18:15:25 -05:00
6daa275ac8 Prove the fundamental theorem 2025-02-06 18:09:19 -05:00
399c97fa82 Add the semantic well-typedness rules to the hint db 2025-02-06 17:58:38 -05:00
8d92f19d74 Add all(?) typing rules 2025-02-06 17:47:34 -05:00
10f339c5b6 Add some syntactic typing rules 2025-02-06 17:00:04 -05:00
82e21196c2 Minor 2025-02-06 16:31:50 -05:00
e7a26e6bd6 Finish all Bind proj lemmas 2025-02-06 16:20:56 -05:00
c25bac311c Add the first-component inversion lemma for pi and sigma 2025-02-06 16:02:03 -05:00
aca7ebaf1e Finish all the semantic theory for the system with type-directed eq 2025-02-06 15:42:35 -05:00
733e86c611 Finish SE_Pair 2025-02-06 15:20:40 -05:00
435c0e037e Finish (simplified) SE_Bind 2025-02-06 14:37:56 -05:00
1258ac263c Add structural rule for ctx equivalence 2025-02-06 14:37:25 -05:00
db911cff36 Finish the context equality lemma 2025-02-06 14:31:42 -05:00
286ceeed39 Need to extend the notion of semwt to cover arbitrarily scoped terms 2025-02-06 13:53:01 -05:00
fecac84977 Set up interpretation for typed equality 2025-02-06 13:21:30 -05:00
c24cc7c9b0 Finish ST Conv 2025-02-06 00:08:02 -05:00
64bcf8e9c1 Finish Proj case 2025-02-05 23:56:47 -05:00
d6a96430f0 Add semantic typing 2025-02-05 21:44:35 -05:00
55ccc2bc1d Prove the enhanced interpuniv bind inversion principle 2025-02-05 21:28:39 -05:00
4134fbdada Finish InterpUniv_Join 2025-02-05 21:20:37 -05:00
76f8c32dad Finish the hard fun case for interpuniv_join 2025-02-05 21:14:31 -05:00