Theorem smul_nonneg_of_nonpos_of_nonpos

Modification history

2023-12-26 22:33
Mathlib/Algebra/Order/Module.lean
chore: Generalise monotonicity of `•` lemmas in modules (#9241) …
Modified smul_nonneg_of_nonpos_of_nonposView on Github →
2023-02-11 06:32
Mathlib/Algebra/Order/Module.lean
feat: port Algebra.Order.Module (#1573)
Added smul_nonneg_of_nonpos_of_nonposView on Github →