Mathlib v3 is deprecated. Go to Mathlib v4

Theorem lt_or_lt_of_add_lt_add

Modification history

2022-04-07 14:25
src/algebra/order/monoid.lean
feat(algebra/order/monoid): generalize, convert to `to_additive` and iff of `lt_or_lt_of_mul_lt_mul` (#13192) …
Deleted lt_or_lt_of_add_lt_addView on Github →
2021-10-28 20:48
src/algebra/order/monoid.lean
feat(archive/imo): IMO 2021 Q1 (#8432) …
Added lt_or_lt_of_add_lt_addView on Github →