4 commits

Author	SHA1	Message	Date
Floris van Doorn	7e52c49dce	feat(hott): many changes is the HoTT library ... Prove that 'is_left_adjoint F' is a mere proposition, although this proof is commented out because it takes ~10 seconds	2015-09-01 15:17:46 -07:00
Floris van Doorn	c24fd508b6	feat(hott/types): add more about pathovers in type constructors, prove that double negation elimination doesn't hold universally	2015-09-01 15:17:46 -07:00
Floris van Doorn	cfddfdfa84	feat(hott/types): add characterization of lift, prove that Type.{u} is not an hset	2015-09-01 15:17:46 -07:00
Floris van Doorn	e51ba09a27	feat(hott): add types.sum, greatly expand types.prod, minor changes in types.sigma and types.pi	2015-08-07 13:34:41 -07:00