Theorem zero_lt_mul_left

Modification history

2023-12-26 07:50
Mathlib/Algebra/Order/Ring/Lemmas.lean
feat: `0 ≤ a * b ↔ (0 < a → 0 ≤ b) ∧ (0 < b → 0 ≤ a)` (#9219) …
Deleted zero_lt_mul_leftView on Github →
2022-11-23 19:15
Mathlib/Algebra/Order/Ring/Lemmas.lean
feat: port Algebra.Order.Ring.Lemmas (#482) …
Added zero_lt_mul_leftView on Github →