KnowraWeierstrass theoremLinked fromLinked fromThe 6 pages that link to Weierstrass theorem, each with the reason it gives.All 6Broader topic 1Related 3Compared with 2Extreme value theoremBroader topic: This is the common name for the extreme value theorem in real analysis.Bolzano–Weierstrass theoremRelated: Sequential compactness yields convergent subsequences used in its extremum arguments.Heine–Borel theoremRelated: The interval case is a direct and frequently used consequence of Heine–Borel compactness.Karush–Kuhn–Tucker conditionsCompared with: It ensures existence, while KKT conditions characterize local candidates through derivatives.Hartogs's theorem on separate holomorphicityRelated: Approximation by holomorphic functions can establish the joint regularity conclusion.Interior extremum theoremCompared with: It concerns existence of global extrema, not the derivative condition at an interior extremum.