Mathlib Changelog
v3
Changelog
About
Github
Mathlib v3 is deprecated.
Go to Mathlib v4
Theorem
int.eq_one_or_neg_one_of_mul_eq_neg_one'
Modification history
2022-11-13 23:50
src/data/int/basic.lean
refactor(data/int/basic): move material about units to new file (#17508)
Modified
int.eq_one_or_neg_one_of_mul_eq_neg_one'
View on Github →
2022-11-13 17:27
src/data/int/basic.lean
feat(data/int/basic): add lemmas for w*z = -1 (#17478) …
Added
int.eq_one_or_neg_one_of_mul_eq_neg_one'
View on Github →