Mathlib v3 is deprecated. Go to Mathlib v4

Def set.unique_empty

Modification history

2022-06-08 09:31
src/data/set/basic.lean
feat(topology/algebra/order/basic): in a second-countable linear order, only countably many points are isolated to the right (#14564) …
Deleted set.unique_emptyView on Github →
2021-07-01 16:37
src/data/set/basic.lean
feat(logic/is_empty): add some simp lemmas and unique instances (#7832) …
Added set.unique_emptyView on Github →