On Gevrais classes of certain self-adjoint differential operators with degeneration

Autor: E. V. Martynenko, I. G. Izvekov
Rok vydání: 1993
Předmět:
Zdroj: Ukrainian Mathematical Journal. 45:1825-1831
ISSN: 1573-9376
0041-5995
DOI: 10.1007/bf01061352
Popis: Classical spaces of ultradifferentiable functions on [−1,1] are compared with the Gevrais classes of a self-adjoint differential operator whose eigenfunctions are orthogonal Jacobi polynomials.
Databáze: OpenAIRE