Mathlib Changelog
v4
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Commit
2024-08-20 21:16
03f82cb0
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feat:
Prod.fst
and
Prod.snd
are quotient maps (
#15956
)
Estimated changes
Modified
Mathlib/Topology/Constructions.lean
added
theorem
quotientMap_fst
added
theorem
quotientMap_snd