scientific article; zbMATH DE number 3026082

zbMath0016.30001MaRDI QIDQ5766194

N. Achyeser, M. G. Krejn

Publication date: 1937

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

trigonometric sumsbest approximation of periodic functions

Mathematics Subject Classification ID

Harmonic analysis in one variable (42Axx)

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