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Theorem subsemiring.smul_mem

Modification history

2020-06-28 22:51
src/ring_theory/subsemiring.lean
chore(group_theory/submonoid): split into 3 files (#3058) …
Deleted subsemiring.smul_memView on Github →
2020-05-29 06:50
src/ring_theory/subsemiring.lean
feat(ring_theory): define subsemirings (#2837) …
Added subsemiring.smul_memView on Github →