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Theorem
NonUnitalSubring.toAddSubgroup_strictMono
Modification history
2024-11-04 05:25
Mathlib/RingTheory/NonUnitalSubring/Basic.lean
chore(RingTheory/NonUnitalSubring): split Basic.lean (#18518) …
Modified
NonUnitalSubring.toAddSubgroup_strictMono
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2023-07-01 15:01
Mathlib/RingTheory/NonUnitalSubring/Basic.lean
feat: define `NonUnitalSubring`s (#5151) …
Added
NonUnitalSubring.toAddSubgroup_strictMono
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