Lal, Shyam; Yadav, Purnima Uniform matrix summability of Legendre series. (English) Zbl 1088.42502 Ranchi Univ. Math. J. 32(2001), 121-133 (2004). MSC: 42C10 42A24 40C05 PDFBibTeX XMLCite \textit{S. Lal} and \textit{P. Yadav}, Ranchi Univ. Math. J. 32, 121--133 (2004; Zbl 1088.42502)
Mishra, U. K.; Jena, Subas Chandra; Rath, Rinarani Absolute matrix summability of the conjugate series. I. (English) Zbl 1095.42004 Ranchi Univ. Math. J. 32(2001), 99-107 (2004). Reviewer: Alexander Ulanovskii (Stavanger) MSC: 42A24 42A50 40C05 40F05 PDFBibTeX XMLCite \textit{U. K. Mishra} et al., Ranchi Univ. Math. J. 32, 99--107 (2004; Zbl 1095.42004)
Mishra, U. K.; Sahoo, N. C. On the indexed absolute Nörlund summability factors of infinite series. (English) Zbl 1095.42005 Ranchi Univ. Math. J. 32(2001), 41-53 (2004). Reviewer: Alexander Ulanovskii (Stavanger) MSC: 42A24 40G05 40F05 PDFBibTeX XMLCite \textit{U. K. Mishra} and \textit{N. C. Sahoo}, Ranchi Univ. Math. J. 32, 41--53 (2004; Zbl 1095.42005)
Lal, Shyam; Srivastava, Anjalee Study of conjugate series of a Fourier series by \(K^\lambda\)-summability method. (English) Zbl 1088.42500 Ranchi Univ. Math. J. 32(2001), 29-40 (2004). MSC: 42A24 42A50 PDFBibTeX XMLCite \textit{S. Lal} and \textit{A. Srivastava}, Ranchi Univ. Math. J. 32, 29--40 (2004; Zbl 1088.42500)
Lal, Shyam; Singh, Gopal Krishna Almost matrix summability of Fourier series. (English) Zbl 1073.42004 Ranchi Univ. Math. J. 33(2002), 67-77 (2003). MSC: 42A24 PDFBibTeX XMLCite \textit{S. Lal} and \textit{G. K. Singh}, Ranchi Univ. Math. J. 33, 67--77 (2003; Zbl 1073.42004)
Lal, Shyam; Tripathi, Virendra Nath On degree of approximation of Lipschitz function by \((N,p_n) (C,1)\) means of its Fourier series. (English) Zbl 1057.42500 Ranchi Univ. Math. J. 31(2000), 79-85 (2001). MSC: 42A10 42A24 PDFBibTeX XMLCite \textit{S. Lal} and \textit{V. N. Tripathi}, Ranchi Univ. Math. J. 31, 79--85 (2000; Zbl 1057.42500)
Lal, Shyam; Yadava, Purnima On \((N, p_m, q_n)\) summability of double Fourier series. (English) Zbl 1057.42501 Ranchi Univ. Math. J. 31(2000), 29-42 (2001). MSC: 42B08 PDFBibTeX XMLCite \textit{S. Lal} and \textit{P. Yadava}, Ranchi Univ. Math. J. 31, 29--42 (2000; Zbl 1057.42501)
Mishra, U. K.; Sahu, J. K. On absolute matrix summability of the conjugate series. (English) Zbl 1017.42003 Ranchi Univ. Math. J. 24(1993), 45-51 (2000). Reviewer: Prem Chandra (Ujjain) MSC: 42A24 42A50 PDFBibTeX XMLCite \textit{U. K. Mishra} and \textit{J. K. Sahu}, Ranchi Univ. Math. J. 24, 45--51 (2000; Zbl 1017.42003)
Chandra, Prem Absolute Riesz summability and a criterion for the absolute convergence of a Fourier series. (English) Zbl 0995.42004 Ranchi Univ. Math. J. 25(1994), 9-18 (2000). MSC: 42A20 42A24 PDFBibTeX XMLCite \textit{P. Chandra}, Ranchi Univ. Math. J. 25, 9--18 (2000; Zbl 0995.42004)
Jena, S. C.; Mishra, U. K.; Sahoo, N. C. Absolute summability factors of conjugate series. (English) Zbl 0970.42007 Ranchi Univ. Math. J. 30(1999), 63-75 (2000). Reviewer: P.Chandra (Ujjain) MSC: 42A24 40G05 42A45 42A50 PDFBibTeX XMLCite \textit{S. C. Jena} et al., Ranchi Univ. Math. J. 30, 63--75 (1999; Zbl 0970.42007)
Gupta, S. K. On the absolute Nörlund summability of a series related to Fourier series. (English) Zbl 0980.40006 Ranchi Univ. Math. J. 27, 5-9 (1996). Reviewer: Sushil Sharma (Ujjain) MSC: 40F05 40G05 42A24 PDFBibTeX XMLCite \textit{S. K. Gupta}, Ranchi Univ. Math. J. 27, 5--9 (1996; Zbl 0980.40006)
Misra, U. K. Absolute matrix summability of a factored Fourier series. (English) Zbl 0937.42500 Ranchi Univ. Math. J. 20(1989), 68-82 (1996). MSC: 42A24 PDFBibTeX XMLCite \textit{U. K. Misra}, Ranchi Univ. Math. J. 20, 68--82 (1996; Zbl 0937.42500)
Srivastava, R. S. L. Summability—a perspective. (English) Zbl 0963.40500 Ranchi Univ. Math. J. 21(1990), 63-72 (2000). MSC: 40C05 42A24 40E05 40G05 PDFBibTeX XMLCite \textit{R. S. L. Srivastava}, Ranchi Univ. Math. J. 21, 63--72 (1990; Zbl 0963.40500)
Shrivastava, S. K. On the Hausdorff summability of Fourier series. (English) Zbl 0643.42009 Ranchi Univ. Math. J. 17, 42-48 (1986). Reviewer: S.K.Shrivastava MSC: 42A24 40G05 PDFBibTeX XMLCite \textit{S. K. Shrivastava}, Ranchi Univ. Math. J. 17, 42--48 (1986; Zbl 0643.42009)
Misra, U. K.; Panigrahi, C. D. Absolute matrix summability of a Fourier series. (English) Zbl 0637.42006 Ranchi Univ. Math. J. 16, 61-70 (1985). Reviewer: Z.Wong MSC: 42A20 40C05 PDFBibTeX XMLCite \textit{U. K. Misra} and \textit{C. D. Panigrahi}, Ranchi Univ. Math. J. 16, 61--70 (1985; Zbl 0637.42006)
Qureshi, K. Error bounds in the approximation of functions. (English) Zbl 0635.42003 Ranchi Univ. Math. J. 16, 71-78 (1985). Reviewer: N.A.Watson MSC: 42A10 PDFBibTeX XMLCite \textit{K. Qureshi}, Ranchi Univ. Math. J. 16, 71--78 (1985; Zbl 0635.42003)
Qureshi, K. On the degree of approximation of a class of functions by means of a conjugate series. (English) Zbl 0592.42006 Ranchi Univ. Math. J. 15, 63-68 (1985). Reviewer: N.A.Watson MSC: 42A24 42A50 41A25 PDFBibTeX XMLCite \textit{K. Qureshi}, Ranchi Univ. Math. J. 15, 63--68 (1985; Zbl 0592.42006)
Sharma, P. L.; Qureshi, K. On the degree of approximation of a periodic function f by almost Riesz means. (English) Zbl 0515.42008 Ranchi Univ. Math. J. 11, 29-33 (1980). MSC: 42A24 PDFBibTeX XMLCite \textit{P. L. Sharma} and \textit{K. Qureshi}, Ranchi Univ. Math. J. 11, 29--33 (1980; Zbl 0515.42008)
Chandra, Prem On Euler summability of Fourier series. (English) Zbl 0356.42008 Ranchi Univ., Math. J. 5, 53-59 (1974). MSC: 42A24 42A16 40G05 PDFBibTeX XMLCite \textit{P. Chandra}, Ranchi Univ. Math. J. 5, 53--59 (1974; Zbl 0356.42008)
Chandra, P.; Kathal, P. D. Absolute Borel summability of Fourier series, its conjugate series and their derived series. (English) Zbl 0297.42003 Ranchi Univ., Math. J. 4, 37-49 (1973). MSC: 42A20 42A16 42A50 40F05 40G10 PDFBibTeX XMLCite \textit{P. Chandra} and \textit{P. D. Kathal}, Ranchi Univ. Math. J. 4, 37--49 (1973; Zbl 0297.42003)
Sahney, Badri N.; Goel, D. S. On the degree of approximation of continuous functions. (English) Zbl 0296.41008 Ranchi Univ., Math. J. 4, 50-53 (1973). MSC: 41A10 41A25 42A10 PDFBibTeX XMLCite \textit{B. N. Sahney} and \textit{D. S. Goel}, Ranchi Univ. Math. J. 4, 50--53 (1973; Zbl 0296.41008)
Sahney, Badri N. On the degree of approximation of continuous functions by Nörlund means of their Fourier series. (English) Zbl 0296.42016 Ranchi Univ., Math. J. 2, 57-62 (1971). MSC: 41A25 41A10 42A10 PDFBibTeX XMLCite \textit{B. N. Sahney}, Ranchi Univ. Math. J. 2, 57--62 (1971; Zbl 0296.42016)