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Theorem
Subsemiring.op_top
Modification history
2024-08-27 20:26
Mathlib/Algebra/Ring/Subsemiring/MulOpposite.lean
feat(Subgroup/MulOpposite): add Normal instance (#15497) …
Modified
Subsemiring.op_top
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2024-06-18 00:39
Mathlib/Algebra/Ring/Subsemiring/MulOpposite.lean
feat: add definition of opposite of subsemirings, subrings, and subalgebras (#12846) …
Added
Subsemiring.op_top
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