Los teoremas de Fréchet, Montel y Popoviciu y los grafos de los polinomios discontinuos
arXiv:1502.02962
Abstract
This paper is an introduction to the regularity theory of functional equations, motivated by the study of Fréchet's functional equation. Another main goal is to honor the work in functional equations of the Romanian mathematician Tiberiu Popoviciu.
Spanish, 30 pages, to appear in La Gaceta de la RSME