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Theorem equiv.subsingleton_iff

Modification history

2021-05-18 04:50
src/data/equiv/basic.lean
feat(logic/is_empty): Add is_empty typeclass (#7606) …
Deleted equiv.subsingleton_iffView on Github →
2021-02-14 23:17
src/data/equiv/basic.lean
feat(analysis/calculus/inverse): a function with onto strict derivative is locally onto (#6229) …
Added equiv.subsingleton_iffView on Github →