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Theorem upper_set.mem_supr₂_iff

Modification history

2022-06-27 00:09
src/order/upper_lower.lean
refactor(order/upper_lower): Reverse the order on `upper_set` (#14982) …
Modified upper_set.mem_supr₂_iffView on Github →
2022-04-18 17:14
src/order/upper_lower.lean
feat(order/upper_lower): Principal upper/lower sets (#13069) …
Added upper_set.mem_supr₂_iffView on Github →