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Theorem finset.union_idempotent

Modification history

2022-02-12 19:33
src/data/finset/basic.lean
chore(data/finset/basic): Golf and compress (#11987) …
Modified finset.union_idempotentView on Github →
2018-10-08 14:30
data/finset.lean
refactor(*): making mathlib faster again
Modified finset.union_idempotentView on Github →
2017-11-22 05:33
data/finset/basic.lean
refactor(data/finset): redefine finsets as subtype of multisets
Modified finset.union_idempotentView on Github →
2017-09-05 14:15
data/finset/basic.lean
feat(topology): introduce infinite sums on topological monoids
Added finset.union_idempotentView on Github →