IJPAM: Volume 76, No. 2 (2012)
BELONGING TO DIFFERENT CLASSES
BY PRODUCT MEANS
Department of Mathematics
Faculty of Engineering and Technology
Mody Institute of Technology and Science (Deemed University)
Laxmangarh, 332311, Sikar (Rajasthan), INDIA
Abstract. In this paper, we introduce the concept of (C,1)(E,q) product summability and establish a quite new theorem on degree of approximation of conjugate of the function class by (C,1)(E,q) product summability means of conjugate Fourier series.
Received: March 10, 2012
AMS Subject Classification: 42B05, 42B08
Key Words and Phrases: degree of approximation, class of functions, summability, summability, product summability, conjugate Fourier series, Lebesgue integral
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Source: International Journal of Pure and Applied Mathematics
ISSN printed version: 1311-8080
ISSN on-line version: 1314-3395