Mathlib v3 is deprecated. Go to Mathlib v4

Theorem set.Union_of_singleton

Modification history

2021-12-15 18:06
src/data/set/lattice.lean
feat(data/set/lattice): new lemma Union_singleton_eq_range (#10819)
Modified set.Union_of_singletonView on Github →
2021-08-11 02:38
src/data/set/lattice.lean
docs(data/set/lattice): add module docstring (#8250) …
Modified set.Union_of_singletonView on Github →
2021-08-01 19:11
src/data/set/lattice.lean
refactor(data/set/lattice): add congr lemmas for `Prop`-indexed `Union` and `Inter` (#8260) …
Modified set.Union_of_singletonView on Github →
2021-03-09 16:22
src/data/set/lattice.lean
feat(measure/pi): prove extensionality for `measure.pi` (#6304) …
Modified set.Union_of_singletonView on Github →
2019-04-20 20:07
src/data/set/lattice.lean
feat(data/[fin]set): add some more basic properties of (finite) sets (#948) …
Added set.Union_of_singletonView on Github →