lower semi-continuous
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upper semi-continuous — adjective a) Such that, for each fixed number, the subspace of points whose images are at least that number is closed. b) Such that for each fixed point x there is some neighborhood whose images limit superior is x<nowiki/>s image … Wiktionary
Semi-continuity — For the notion of upper or lower semicontinuous multivalued function see: Hemicontinuity In mathematical analysis, semi continuity (or semicontinuity) is a property of extended real valued functions that is weaker than continuity. A extended real … Wikipedia
Continuous reactor — Continuous reactors (alternatively referred to as flow reactors) carry material as a flowing stream. Reactants are continuously fed into the reactor and emerge as continuous stream of product. Continuous reactors are used for a wide variety of… … Wikipedia
Continuous casting — The macrostructure of continuously cast copper (99.95% pure), etched, ∅ ≈ 83 mm. Continuous casting, also called strand casting, is the process whereby molten metal is solidified into a semifinished billet, bloom, or slab for subsequent rolling… … Wikipedia
Semi-submersible — For semi submersible boats used for drug smuggling, see Narco submarine. Deepsea Delta semi submersible drilling rig in North Sea … Wikipedia
Semi-automatic transmission — Transmission types Manual Sequential manual Non synchronous Preselector Automatic Manumatic Semi automatic Electrohydraulic … Wikipedia
List of cities by time of continuous habitation — This is a list of present day cities by the time period over which they have been continuously inhabited. The age claims listed are generally disputed and may indeed be obsolete. Differences in opinion can result from different definitions of… … Wikipedia
Direct method in the calculus of variations — In the calculus of variations, a topic in mathematics, the direct method is a general method for constructing a proof of the existence of a minimizer for a given functional,[1] introduced by Zaremba and David Hilbert around 1900. The method… … Wikipedia
Extreme value theorem — This article is about continuous functions in analysis. For statistical theorems about the largest observation in a sequence of random variables, see extreme value theory. A continuous function ƒ(x) on the closed interval [a,b] showing the… … Wikipedia
Bounded variation — In mathematical analysis, a function of bounded variation refers to a real valued function whose total variation is bounded (finite): the graph of a function having this property is well behaved in a precise sense. For a continuous function of a… … Wikipedia
