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Theorem subring.add_mem

Modification history

2022-04-10 01:48
src/ring_theory/subring/basic.lean
feat(group_theory): use generic `subobject_class` lemmas (#11758) …
Deleted subring.add_memView on Github →
2020-08-26 14:45
src/ring_theory/subring.lean
feat(ring_theory/bundled_subring): add bundled subrings (#3886)
Added subring.add_memView on Github →