Mathlib v3 is deprecated. Go to Mathlib v4

Theorem set.preimage_const_mul_Ioo_of_neg

Modification history

2022-11-06 23:41
src/data/set/pointwise/interval.lean
refactor(*): supremum of several recent refactoring PRs (#17381) …
Modified set.preimage_const_mul_Ioo_of_negView on Github →
2020-08-13 14:29
src/data/set/intervals/image_preimage.lean
feat(intervals/image_preimage): preimage under multiplication (#3757) …
Added set.preimage_const_mul_Ioo_of_negView on Github →