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Theorem
RingSubgroupsBasis.mem_addGroupFilterBasis
Modification history
2023-04-17 14:54
Mathlib/Topology/Algebra/Nonarchimedean/Bases.lean
feat: port Topology.Algebra.Nonarchimedean.Bases (#3476)
Added
RingSubgroupsBasis.mem_addGroupFilterBasis
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