Mathlib v3 is deprecated. Go to Mathlib v4

Theorem set.surj_on.subset_range

Modification history

2020-07-12 03:42
src/data/set/function.lean
feat(data/set/finite): add a version of `prod_preimage` for `inj_on` (#3342) …
Added set.surj_on.subset_rangeView on Github →