On the best approximation of functions of several variables by means of polynomials or trigonometric sums
Trudy Matematicheskogo Instituta imeni V.A. Steklova, Trudy Matematicheskogo Instituta imeni V. A. Steklova, Tome 38 (1951), pp. 24-29
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@article{TM_1951_38_a2,
author = {S. N. Bernshtein},
title = {On the best approximation of functions of several variables by means of polynomials or trigonometric sums},
journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
pages = {24--29},
year = {1951},
volume = {38},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/TM_1951_38_a2/}
}
TY - JOUR AU - S. N. Bernshtein TI - On the best approximation of functions of several variables by means of polynomials or trigonometric sums JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1951 SP - 24 EP - 29 VL - 38 UR - http://geodesic.mathdoc.fr/item/TM_1951_38_a2/ LA - ru ID - TM_1951_38_a2 ER -
S. N. Bernshtein. On the best approximation of functions of several variables by means of polynomials or trigonometric sums. Trudy Matematicheskogo Instituta imeni V.A. Steklova, Trudy Matematicheskogo Instituta imeni V. A. Steklova, Tome 38 (1951), pp. 24-29. http://geodesic.mathdoc.fr/item/TM_1951_38_a2/