On convergence of certain cosine sums with twice quasi semi-convex coefficients.
Braha, N.L. (2010)
APPS. Applied Sciences
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Displaying similar documents to “On convergence of certain cosine sums.”
On convergence of certain cosine sums with twice quasi semi-convex coefficients.
On -convergence of certain cosine sums with third semi-convex coefficients.
Braha, Naim L. (2009)
International Journal of Open Problems in Computer Science and Mathematics. IJOPCM
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Sonin-type expansions for solutions to a generalized Bessel equation of order and their application.
Khriptun, M.D. (2001)
Sibirskij Matematicheskij Zhurnal
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A note on -convergence of the sine and cosine trigonometric series with semi-convex coefficients.
Krasniqi, Xhevat Z. (2009)
International Journal of Open Problems in Computer Science and Mathematics. IJOPCM
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On a positive sine sum
Stamatis Koumandos (1996)
Colloquium Mathematicae
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Some new modified cosine sums and -convergence of cosine trigonometric series
Xhevat Z. Krasniqi (2013)
Archivum Mathematicum
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In this paper we introduce some new modified cosine sums and then using these sums we study -convergence of trigonometric cosine series.
Convergence of generalized conjugate partial sums of Fourier series.
Per Sjölin (2004)
Collectanea Mathematica
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Generalized conjugate partial sums of Fourier series are used to find jumps of functions. The rate of convergence is studied and sharp results are obtained.