Best approximation of unbounded by bounded operators, and allied problems
Matematičeskie zametki, Tome 40 (1986) no. 2, pp. 269-285
@article{MZM_1986_40_2_a11,
author = {V. V. Arestov},
title = {Best approximation of unbounded by bounded operators, and allied problems},
journal = {Matemati\v{c}eskie zametki},
pages = {269--285},
year = {1986},
volume = {40},
number = {2},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/MZM_1986_40_2_a11/}
}
V. V. Arestov. Best approximation of unbounded by bounded operators, and allied problems. Matematičeskie zametki, Tome 40 (1986) no. 2, pp. 269-285. http://geodesic.mathdoc.fr/item/MZM_1986_40_2_a11/