8db4676c46
Add more theorems about mapping cylinders, fibers, truncated 2-quotient, truncated univalence, pre/postcomposition with an iso in a precategory. renamings: equiv.refl -> equiv.rfl and equiv_eq <-> equiv_eq' |
||
---|---|---|
.. | ||
algebra | ||
data | ||
examples | ||
init | ||
logic | ||
theories | ||
tools | ||
.gitignore | ||
.project | ||
library.md | ||
standard.lean |