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Theorem canonically_ordered_semiring.mul_le_mul_left'

Modification history

2021-07-14 18:22
src/algebra/ordered_ring.lean
refactor(algebra/ordered_ring): use `mul_le_mul'` for `canonically_ordered_comm_semiring` (#8284) …
Deleted canonically_ordered_semiring.mul_le_mul_left'View on Github →
2020-08-26 18:55
src/algebra/ordered_ring.lean
feat(algebra/big_operators): sum of two products (#3944)
Added canonically_ordered_semiring.mul_le_mul_left'View on Github →