@article{105183,
author = {Karel Najzar},
title = {On the method of least squares of finding eigenvalues of some symmetric operators},
journal = {Commentationes Mathematicae Universitatis Carolinae},
volume = {009},
year = {1968},
pages = {311-323},
zbl = {0172.17501},
mrnumber = {0236740},
language = {en},
url = {http://dml.mathdoc.fr/item/105183}
}
Najzar, Karel. On the method of least squares of finding eigenvalues of some symmetric operators. Commentationes Mathematicae Universitatis Carolinae, Tome 009 (1968) pp. 311-323. http://gdmltest.u-ga.fr/item/105183/
Prjamyje metody v matematičeskoj fizike, 1950.
Theorie der linearen Operatoren im Hilbert-Raum, 1960.
Linear Operators, part II, 1963. (1963) | MR 0216303 | Zbl 0128.34803
Introduction to functional analysis, 1958. | MR 0098966 | Zbl 0654.46002
Methods of Hilbert spaces, 1967. | MR 0223910 | Zbl 0166.10203