Geodesic
Some questions on approximation of functions of several variables by Fourier sums in the space $L_2((a,b)^n;p(x))$
Trudy Matematicheskogo Instituta imeni V.A. Steklova, Tome 59 (2004) no. 6, pp. 1205-1206 
M. V. Abilov; G. A. Aigunov. Some questions on approximation of functions of several variables by Fourier sums in the space $L_2((a,b)^n;p(x))$. Trudy Matematicheskogo Instituta imeni V.A. Steklova, Tome 59 (2004) no. 6, pp. 1205-1206. http://geodesic.mathdoc.fr/item/RM_2004_59_6_a10/
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Voir la notice de l'article provenant de la source Math-Net.Ru

[1] G. Sege, Ortogonalnye mnogochleny, Fizmatgiz, M., 1962

[2] V. A. Abilov, F. V. Abilova, Izv. vuzov. Matem., 1997, no. 3, 61–63 | MR | Zbl

[3] S. Z. Rafalson, Vestn. Leningr. un-ta. Mekh., matem. astron., 1969, no. 7, 68–79 | MR