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Theorem mul_nonneg_iff_right_nonneg_of_pos

Modification history

2021-11-20 11:30
src/algebra/order/ring.lean
feat(analysis/special_functions/complex/arg): review, golf, lemmas (#10365) …
Modified mul_nonneg_iff_right_nonneg_of_posView on Github →
2021-05-07 09:30
src/algebra/ordered_ring.lean
refactor(*): more choice-free proofs (#7455) …
Modified mul_nonneg_iff_right_nonneg_of_posView on Github →
2020-05-18 13:38
src/algebra/ordered_ring.lean
refactor(algebra): merge init_.algebra into algebra (#2707) …
Modified mul_nonneg_iff_right_nonneg_of_posView on Github →
2017-10-24 22:31
algebra/ordered_ring.lean
feat(data/num,data/nat/cast,...): nat,num,int,rat.cast, list stuff
Modified mul_nonneg_iff_right_nonneg_of_posView on Github →
2017-07-23 18:29
data/rat.lean
refactor(*): use 'lemma' iff statement is private
Modified mul_nonneg_iff_right_nonneg_of_posView on Github →
2017-07-23 15:16
data/rat.lean
refactor(*): import content from lean/library/data and library_dev
Added mul_nonneg_iff_right_nonneg_of_posView on Github →