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Diff — Convex set

Revision #1120 → #2742 · back to history

addedEpigraph of a function848b489752d4
addedHahn–Banach theorem758c56fa2eed
modifiedConvex spacee2addff85df2
FieldFrom #1120To #2742
mathlib.declConvexity.ConvexSpace
mathlib.match_kindexact
mathlib.moduleMathlib.Geometry.Convex.ConvexSpace.Defs
note`Convexity.ConvexSpace` axiomatizes spaces supporting (finite) convex combinations of points.Abstract convex spaces (the algebraic structure of taking convex combinations) are not axiomatized in Mathlib; the prior `Convexity.ConvexSpace` mapping does not exist.
provenanceaiai-moderated
statusformalizednot_formalized