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Theorem filter.hyperfilter_le_cofinite

Modification history

2020-12-10 13:58
src/order/filter/ultrafilter.lean
refactor(order/filter/ultrafilter): drop `filter.is_ultrafilter` (#5264) …
Modified filter.hyperfilter_le_cofiniteView on Github →
2020-06-17 12:07
src/order/filter/basic.lean
chore(order/filter/basic): move some parts to new files (#3087) …
Modified filter.hyperfilter_le_cofiniteView on Github →
2020-01-22 00:57
src/order/filter/basic.lean
feat(order/filter/basic): prove `@cofinite ℕ = at_top` (#1888) …
Modified filter.hyperfilter_le_cofiniteView on Github →
2019-05-16 07:24
src/order/filter/basic.lean
chore(*): reduce imports (#1033) …
Modified filter.hyperfilter_le_cofiniteView on Github →
2019-03-17 09:07
src/order/filter/basic.lean
feat(order/filter/filter_product): build hyperreals (#801) …
Added filter.hyperfilter_le_cofiniteView on Github →