Variational principles for the spectrum of nonselfadjoint operators
Doklady Akademii Nauk, Tome 208 (1973) no. 6, pp. 1290-1292
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@article{DAN_1973_208_6_a7,
author = {P. V. Popov},
title = {Variational principles for the spectrum of nonselfadjoint operators},
journal = {Doklady Akademii Nauk},
pages = {1290--1292},
publisher = {mathdoc},
volume = {208},
number = {6},
year = {1973},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/DAN_1973_208_6_a7/}
}
P. V. Popov. Variational principles for the spectrum of nonselfadjoint operators. Doklady Akademii Nauk, Tome 208 (1973) no. 6, pp. 1290-1292. http://geodesic.mathdoc.fr/item/DAN_1973_208_6_a7/