Optimal truncations for multivariate Fourier and Chebyshev series: mysteries of the hyperbolic cross. I: bivariate case

DOI10.1007/s10915-020-01131-1zbMath1465.42004OpenAlexW3003861246MaRDI QIDQ2302379

Yanyan Li

Publication date: 26 February 2020

Published in: Journal of Scientific Computing (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s10915-020-01131-1

zbMATH Keywords

Chebyshev polynomialssparse gridpseudospectralhyperbolic crosshyperbolic coordinates

Mathematics Subject Classification ID

Trigonometric approximation (42A10) Best approximation, Chebyshev systems (41A50) Numerical approximation and evaluation of special functions (33F05)

Related Items (1)

Exact solutions to a nonlinear partial differential equation: the Product-of-Curvatures Poisson \((u_{x x} u_{y y} = 1)\)

Uses Software

• mctoolbox
• DLMF

Cites Work

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