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scientific article; zbMATH DE number 3798374 - MaRDI portal

scientific article; zbMATH DE number 3798374

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Publication:4743239

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zbMath0506.42008MaRDI QIDQ4743239

Z. U. Ahmad, S. Zahid Ali Zaini

Publication date: 1981

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

zbMATH Keywords

difference operator class S(delta)delta- quasi-monotone null-quasi-convex sequence

Mathematics Subject Classification ID

Convergence and absolute convergence of Fourier and trigonometric series (42A20) Trigonometric series of special types (positive coefficients, monotonic coefficients, etc.) (42A32)

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