Mathlib Changelog
v4
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Theorem
upperSemicontinuous_iff_IsClosed_hypograph
Modification history
2024-02-29 14:27
Mathlib/Topology/Semicontinuous.lean
feat: Equivalent characterizations of lower- and upper-semicontinuous functions (#7851) …
Added
upperSemicontinuous_iff_IsClosed_hypograph
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