A.h. SIDDIQI
On the Degree of Approximation to a Function by the Norlund Means of its Fourier Series
On the Degree of Approximation to a Function by the Norlund Means of its Fourier Series
Communications Faculty of Sciences University of Ankara Series A1 Mathematics and Statistics
1968-Cilt: 17
1-1
On the Degree,
Approximation,
Norlund Means
77
63