Mathlib Changelog
v4
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2025-09-17 21:07
6a4c8968
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feat(Grp_):
η ≫ ι = η
(
#29736
) and another simple lemma. From Toric
Estimated changes
Modified
Mathlib/CategoryTheory/Monoidal/Cartesian/Grp_.lean
added
theorem
GrpObj.one_inv
added
theorem
Grp_.homMk_hom'