6 Commits (cad766d5534242fa8e77c2d59e6eabbd175b3d7e)

Author	SHA1	Message	Date
Jon Eugster	07b140acf7	levels	3 years ago
Jon Eugster	404f346920	set theory levels	3 years ago
Jon Eugster	d4c3d90e9b	level names	3 years ago
Jon Eugster	96ec872f49	levels.	3 years ago
Jon Eugster	d2be90a8a0	bump mathlib and use Even/Odd.	3 years ago
Jon Eugster	87f943a08c	levels: negation, nat-basics	4 years ago