Approximation of a function by solutions of an underdetermined nonhomogeneous heat equation

DOI10.1006/JMAA.1999.6561zbMath0938.41011OpenAlexW1976045126MaRDI QIDQ1961039

Sergey Lvin

Publication date: 15 June 2000

Published in: Journal of Mathematical Analysis and Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1006/jmaa.1999.6561

zbMATH Keywords

heat equationFourier serieseigenfunctionboundary value

Mathematics Subject Classification ID

Initial-boundary value problems for second-order parabolic equations (35K20) Best approximation, Chebyshev systems (41A50) Approximation by other special function classes (41A30) (Generalized) eigenfunction expansions of linear operators; rigged Hilbert spaces (47A70)

Cites Work

• Approximation by analytic and harmonic functions, incompressible vector fields, and temperature distributions
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