Dictionnaire anglais - français

sciences naturelles et appliquées - techdico
Multiplying a positive upper semi-continuous function with a negative number turns it into a lower semi-continuous function.

Le produit d'une fonction semi-continue supérieurement par un réel négatif est une fonction semi-continue inférieurement.

général - CCMatrix (Wikipedia + CommonCrawl)
Show that an indicator function is upper semi-continuous if and only if is closed, and lower semi-continuous if and only if is open.

Plus généralement, la fonction caractéristique d'une partie A d'un espace topologique est semi-continue supérieurement si et seulement si A est fermé et semi-continue inférieurement si et seulement si A est ouvert.

général - CCMatrix (Wikipedia + CommonCrawl)

Publications scientifiques

A partial characterization of upper semi-continuous decompositionsThe goal of this paper is to characterize, at least partially, upper semi-continuous decompositions of topological spaces and the role that upper semi-continuity plays in preserving certain topological properties under decomposition mappings....
général - core.ac.uk - PDF: digital.library.unt.edu
Upper semi-continuous interval-valued... The purpose of this paper is to extend this result to interval-valued multifunctions on R as follows: For an interval-valued multifunction f on R, f is an upper semi-continuous multiho-momorphism on (R,+) if and only if f has one of the following forms
général - core.ac.uk - PDF: www.m-hikari.com
Inverse limits with upper semi-continuous bonding functions... In their recent work on inverse limits with upper semi-continuous bonding functions, Ingram and Mahavier give various sufficient conditions for such an inverse limit space, lim← − f, to be a continuum....
général - core.ac.uk - PDF: www.math.uh.edu
Inverse limits of upper semi-continuous set valued functions... where each Xi is a compact Hausdorff space and each fi is an upper semi-continuous function from Xi+1 into 2 X i....
général - core.ac.uk - PDF: citeseerx.ist.psu.edu
Computability on continuous, lower semi-continuous and upper semi-continuous real functions AbstractIn this paper we extend computability theory to the spaces of continuous, upper semi-continuous and lower semi-continuous real functions....
général - core.ac.uk -

Synonymes et termes associés anglais

Exemples anglais - français

sciences naturelles et appliquées - techdico

Traductions en contexte anglais - français

If both functions are non-negative, then the product function fg will also be upper semi-continuous at x0.

Si de plus les deux fonctions sont à valeurs positives ou nulles, leur produit fg est également semi-continu supérieurement (resp. inférieurement) en x0.

général - CCMatrix (Wikipedia + CommonCrawl)
If f and g are two real-valued functions which are both upper semi-continuous at x0, then so is f + g.

Si f et g sont deux fonctions semi-continues supérieurement (resp. inférieurement) en x0, alors f + g l'est aussi.

général - CCMatrix (Wikipedia + CommonCrawl)


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