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Theorem ultrafilter.empty_not_mem

Modification history

2021-08-13 21:43
src/order/filter/ultrafilter.lean
feat(order/filter): change definition of inf (#8657) …
Modified ultrafilter.empty_not_memView on Github →
2020-12-10 13:58
src/order/filter/ultrafilter.lean
refactor(order/filter/ultrafilter): drop `filter.is_ultrafilter` (#5264) …
Added ultrafilter.empty_not_memView on Github →