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JOURNALS // Zhurnal Vychislitel'noi Matematiki i Matematicheskoi Fiziki // Archive

Zh. Vychisl. Mat. Mat. Fiz., 2006 Volume 46, Number 7, Pages 1211–1218 (Mi zvmmf439)

This article is cited in 3 papers

Cubature formulas for a disk that are invariant under groups of transformations of regular polygons into themselves

È. A. Shamsiev

Tashkent State Technical University, Universitetskaya ul. 2, Tashkent, 700095, Uzbekistan

Abstract: A method for constructing cubature formulas of different degrees of accuracy that are invariant under the groups of transformations of regular polygons into themselves is proposed. The cubature sum can contain powers of the Laplace operator applied to the integrand at the origin.

Key words: cubature formula for disk, invariant $m$-gon, transformation group of regular polygons, nodes calculation.

UDC: 519.644.7

Received: 27.10.2004
Revised: 16.01.2006


 English version:
Computational Mathematics and Mathematical Physics, 2006, 46:7, 1147–1154

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