Mathlib v3 is deprecated. Go to Mathlib v4

Theorem filter.map_prod_map_coprod_le

Modification history

2022-08-09 21:53
src/order/filter/basic.lean
chore(order/filter): move `filter.prod` and `filter.coprod` to a new file (#15937) …
Deleted filter.map_prod_map_coprod_leView on Github →
2021-03-06 17:06
src/order/filter/basic.lean
feat(order/filter/*, topology/subset_properties): define "coproduct" of two filters (#6372) …
Added filter.map_prod_map_coprod_leView on Github →