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On the dependence of uniform polyanalytic polynomial approximations on the order of polyanalyticity. / Carmona, J. J.; Fedorovskii, K. Yu.
в: Mathematical Notes, Том 83, № 1-2, 02.2008, стр. 31-36.Результаты исследований: Научные публикации в периодических изданиях › статья › Рецензирование
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TY - JOUR
T1 - On the dependence of uniform polyanalytic polynomial approximations on the order of polyanalyticity
AU - Carmona, J. J.
AU - Fedorovskii, K. Yu
N1 - Funding Information: The second author is partially supported by the Russian Foundation for Basic Research (grant no. 07-01-00503), by the program “Leading Scientific Schools” (grant no. NSh-9429.2006.01), and by INTAS (grant no. YSF 2001/2-16 Renewal). Funding Information: The first author is partially supported by Ministerio de Ciencia y Tecnologia (grant no. MTM 2005-08984-C02-01) and by Generalitat de Catalunya (grant no. 2005 SGR 00611).
PY - 2008/2
Y1 - 2008/2
N2 - In this paper, we construct, for each n ∈ ℕ, a compact set X ⊂ ℂ (depending on n) such that the set of all polyanalytic polynomials of order n is not dense in C(X), but the set of all polyanalytic polynomials of order 2n is already dense in C(X).
AB - In this paper, we construct, for each n ∈ ℕ, a compact set X ⊂ ℂ (depending on n) such that the set of all polyanalytic polynomials of order n is not dense in C(X), but the set of all polyanalytic polynomials of order 2n is already dense in C(X).
KW - Polyanalytic function
KW - Polyanalytic polynomial
KW - Schwartz function
KW - Uniform approximation
KW - Vandermonde matrix
UR - http://www.scopus.com/inward/record.url?scp=48849084173&partnerID=8YFLogxK
U2 - 10.1134/S0001434608010045
DO - 10.1134/S0001434608010045
M3 - Article
AN - SCOPUS:48849084173
VL - 83
SP - 31
EP - 36
JO - Mathematical Notes
JF - Mathematical Notes
SN - 0001-4346
IS - 1-2
ER -
ID: 86669819