A spatially compact system of eigenvectors forms a Riesz basis if
Doklady Akademii Nauk, Tome 288 (1986) no. 2, pp. 308-312
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@article{DAN_1986_288_2_a11,
author = {S. R. Treil'},
title = {A spatially compact system of eigenvectors forms a {Riesz} basis if},
journal = {Doklady Akademii Nauk},
pages = {308--312},
year = {1986},
volume = {288},
number = {2},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/DAN_1986_288_2_a11/}
}
S. R. Treil'. A spatially compact system of eigenvectors forms a Riesz basis if. Doklady Akademii Nauk, Tome 288 (1986) no. 2, pp. 308-312. http://geodesic.mathdoc.fr/item/DAN_1986_288_2_a11/