Mathlib Changelog
v4
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2024-12-05 08:47
2a485022
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feat: left division by a nonzero element as a
Perm
(
#19458
)
Estimated changes
Modified
Mathlib/Algebra/GroupWithZero/Units/Equiv.lean
added
def
Equiv.divLeft₀
modified
def
Equiv.divRight₀
modified
def
unitsEquivNeZero