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Publication:2732696
zbMath1008.42010MaRDI QIDQ2732696
Publication date: 9 August 2001
Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Lebesgue spacedouble Fourier seriesmodulus of smoothnessbest approximationmeansbivariate periodic functions
Singular and oscillatory integrals (Calderón-Zygmund, etc.) (42B20) Best approximation, Chebyshev systems (41A50) Rate of convergence, degree of approximation (41A25) Summability in several variables (42B08)
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