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Theorem set.preimage_bool_indicator_eq_union

Modification history

2022-12-07 15:18
src/data/set/basic.lean
chore(data/set/bool_indicator): split to a new file (#17841) …
Modified set.preimage_bool_indicator_eq_unionView on Github →
2022-10-23 22:06
src/data/set/basic.lean
feat(data/set/basic, topology/{subset_properties, connected}): A space is preconnected iff every continuous map to a discrete space is constant (#17070) …
Added set.preimage_bool_indicator_eq_unionView on Github →