L' Approximation
By: par Serge Bernstein et C. de La Vallée Poussin.
Contributors: Bernshteĭn, S. N. 1880-; La Vallée Poussin, Charles Jean de, b. 1866.
Publisher: Chelsea Pub. Co.
Published: 1970
Place of publication: Bronx, N.Y
Language: fre
Number of pages: 204
Subjects: Analytic functions.; Least squares.; Functions of real variables.
Notes: Bibliographical footnotes.
"A reprint in one volume, of two books ...: Leçons sur les propriétés extrémales et la meilleure approximation des fonctions analytiques d'une variable réele, by Sergei Natanovich Bernshtein, first published in Paris in 1926; and Leçons sur l'approximation des fonctions d'une variable réele, by Charles de la Vallée Poussin, first published in Paris in 1919."