Sur différentes généralisations de la méthode de W. Ritz
Subtitle: et sur certaines questions qui s'y rattachent.
Published: 1920
Place of publication: Simpheropol
Language: fre
Number of pages: 138
Subjects: Differential equations
Notes: Extract from "Proceedings of the Mathematical Laboratory of the Tauric University", ed. by N.M. Kryloff.