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Theorem option.map_id'

Modification history

2022-09-26 05:32
src/data/option/basic.lean
feat(data/option/basic): `option.map` is injective (#16626) …
Deleted option.map_id'View on Github →
2018-04-16 19:39
data/option.lean
feat(data/option): more option stuff
Modified option.map_id'View on Github →
2018-03-21 19:31
data/option.lean
fix(*): update to lean
Added option.map_id'View on Github →