Mathlib v3 is deprecated. Go to Mathlib v4

Theorem set.inj_on_iff_injective

Modification history

2022-03-14 13:59
src/data/set/function.lean
refactor(data/set): generalize `set.restrict` and take set argument first in both `set.restrict` and `subtype.restrict` (#12510) …
Modified set.inj_on_iff_injectiveView on Github →
2020-02-13 22:27
src/data/set/function.lean
refactor(data/set/function): use dot notation (#1934)
Modified set.inj_on_iff_injectiveView on Github →
2018-07-17 00:30
data/set/function.lean
refactor(data/set/countable): define countable in terms of encodable
Added set.inj_on_iff_injectiveView on Github →