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Theorem sub_mul_action.neg_mem_iff

Modification history

2020-12-03 12:03
src/group_theory/group_action/sub_mul_action.lean
feat(group_theory/group_action/sub_mul_action): Add an object for bundled sets closed under a mul action (#4996) …
Added sub_mul_action.neg_mem_iffView on Github →