Geodesic
Continuity of real valued subquadratic functions
Commentationes Mathematicae, Tome 51 (2011) no. 1, pp. 71-75.

Voir la notice de l'article provenant de la source Annales Societatis Mathematicae Polonae Series

The aim of this paper is to prove a regularity theorem for real valued subquadratic mappings that are solutions of the inequality \[ \varphi (x + y) + \varphi(x - y) \leq 2\varphi(x) + 2\varphi(y),\quad x, y \in X, where \(X = (X, +)\) is a topological group.
DOI : 10.14708/cm.v51i1.5309
Mots-clés : subquadratic functions, semicontinuity, functional inequalities 
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Zygfryd Kominek; Katarzyna Troczka-Pawelec. Continuity of real valued subquadratic functions. Commentationes Mathematicae, Tome 51 (2011) no. 1, pp.  71-75. doi : 10.14708/cm.v51i1.5309. http://geodesic.mathdoc.fr/articles/10.14708/cm.v51i1.5309/

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