International Journal of Mathematics and Mathematical Sciences
Volume 2012 (2012), Article ID 104592, 15 pages
Research Article

On Double Summability of Double Conjugate Fourier Series

Department of Mathematics, Faculty of Engineering and Technology, Mody Institute of Technology and Science, Deemed University, Laxmangarh 332311, Sikar, Rajasthan, India

Received 20 January 2012; Accepted 1 March 2012

Academic Editor: Ram U. Verma

Copyright © 2012 H. K. Nigam and Kusum Sharma. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


For the first time, a theorem on double matrix summability of double conjugate Fourier series is established.