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Theorem set.surj_on_bUnion_bUnion

Modification history

2022-01-24 12:47
src/data/set/lattice.lean
chore(data/set/lattice): Generalize more `⋃`/`⋂` lemmas to dependent families (#11516) …
Deleted set.surj_on_bUnion_bUnionView on Github →
2020-08-02 10:18
src/data/set/lattice.lean
feat(dynamics/periodic_pts): definition and basic properties (#3660) …
Added set.surj_on_bUnion_bUnionView on Github →