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Theorem Set.Union_singleton

Modification history

2022-07-19 03:29

src/set_theory/zfc.lean

refactor(set_theory/zfc): `Union` → `sUnion` (#15352) …

Deleted Set.Union_singleton View on Github →

2018-01-11 23:22

set_theory/zfc.lean

doc(*): blurbs galore …

Modified Set.Union_singleton View on Github →

2017-07-23 15:16

theories/set_theory.lean

refactor(*): import content from lean/library/data and library_dev

Added Set.Union_singleton View on Github →