A note on a theorem of V. V. Andrievskii
Zapiski Nauchnykh Seminarov POMI, Investigations on linear operators and function theory. Part XV, Tome 149 (1986), pp. 177-180
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We prove that an estimate of approximation given by V. V. Andrievskii cannot be improved.
@article{ZNSL_1986_149_a17,
author = {N. A. Shirokov},
title = {A note on a~theorem of {V.~V.~Andrievskii}},
journal = {Zapiski Nauchnykh Seminarov POMI},
pages = {177--180},
year = {1986},
volume = {149},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/ZNSL_1986_149_a17/}
}
N. A. Shirokov. A note on a theorem of V. V. Andrievskii. Zapiski Nauchnykh Seminarov POMI, Investigations on linear operators and function theory. Part XV, Tome 149 (1986), pp. 177-180. http://geodesic.mathdoc.fr/item/ZNSL_1986_149_a17/