55 commits

Author	SHA1	Message	Date
Yiyun Liu	5ac2bf1c40	Minor	2025-02-12 15:56:35 -05:00
Yiyun Liu	823f61d89f	Finish most cases of the soundness proof	2025-02-12 15:54:42 -05:00
Yiyun Liu	15f8a9c687	Try a few cases of soundness	2025-02-11 19:15:06 -05:00
Yiyun Liu	c5de86339f	Finish subject reduction	2025-02-10 21:50:23 -05:00
Yiyun Liu	bccf6eb860	Add Coquand's algorithm	2025-02-10 18:40:42 -05:00