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v3
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Theorem
subsemiring.mem_coe
Modification history
2021-03-30 14:01
src/ring_theory/subsemiring.lean
feat(data/set_like): remove repeated boilerplate from subobjects (#6768) …
Deleted
subsemiring.mem_coe
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2020-05-29 06:50
src/ring_theory/subsemiring.lean
feat(ring_theory): define subsemirings (#2837) …
Added
subsemiring.mem_coe
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