Sakai, M.; Usmani, R. A. On fair parametric rational cubic curves. (English) Zbl 0847.65005 BIT 36, No. 2, 359-377 (1996). Reviewer: H.Späth (Oldenburg) MSC: 65D10 PDFBibTeX XMLCite \textit{M. Sakai} and \textit{R. A. Usmani}, BIT 36, No. 2, 359--377 (1996; Zbl 0847.65005) Full Text: DOI
Sakai, Manabu; Usmani, Riaz A. On orders of approximation of plane curves by parametric cubic splines. (English) Zbl 0719.65009 BIT 30, No. 4, 735-741 (1990). Reviewer: Shenquan Xie (Xiangtan) MSC: 65D07 41A15 41A25 PDFBibTeX XMLCite \textit{M. Sakai} and \textit{R. A. Usmani}, BIT 30, No. 4, 735--741 (1990; Zbl 0719.65009) Full Text: DOI
Sakai, Manabu; Usmani, Riaz A. An application of Chawla’s identity to a difference scheme for singular problems. (English) Zbl 0705.65059 BIT 30, No. 3, 566-568 (1990). Reviewer: Z.Schneider MSC: 65L10 65L12 34B05 34E15 PDFBibTeX XMLCite \textit{M. Sakai} and \textit{R. A. Usmani}, BIT 30, No. 3, 566--568 (1990; Zbl 0705.65059) Full Text: DOI
Sakai, M.; Schmidt, Jochen W. Positive interpolation with rational splines. (English) Zbl 0676.65009 BIT 29, No. 1, 140-147 (1989). Reviewer: A.de Castro MSC: 65D07 41A15 PDFBibTeX XMLCite \textit{M. Sakai} and \textit{J. W. Schmidt}, BIT 29, No. 1, 140--147 (1989; Zbl 0676.65009) Full Text: DOI
Sakai, M.; Usmani, Riaz A. Non polynomial splines and weakly singular two-point boundary value problems. (English) Zbl 0665.65067 BIT 28, No. 4, 867-876 (1988). Reviewer: A.Marciniak MSC: 65L10 94B15 PDFBibTeX XMLCite \textit{M. Sakai} and \textit{R. A. Usmani}, BIT 28, No. 4, 867--876 (1988; Zbl 0665.65067) Full Text: DOI
Sakai, Manabu; Usmani, Riaz A. A shape preserving area true approximation of histogram by rational splines. (English) Zbl 0643.65005 BIT 28, No. 2, 329-339 (1988). Reviewer: H.Späth MSC: 65D07 41A15 PDFBibTeX XMLCite \textit{M. Sakai} and \textit{R. A. Usmani}, BIT 28, No. 2, 329--339 (1988; Zbl 0643.65005) Full Text: DOI
Sakai, Manabu; Usmani, Riaz A. A recursion relation for simple rational B-splines. (English) Zbl 0661.65007 BIT 27, 282-284 (1987). Reviewer: S.Ogawa MSC: 65D07 41A15 41A20 PDFBibTeX XMLCite \textit{M. Sakai} and \textit{R. A. Usmani}, BIT 27, 282--284 (1987; Zbl 0661.65007) Full Text: DOI
Sakai, Manabu A characterization of a class of polynomial splines by convolution. (English) Zbl 0595.41008 BIT 26, 396-397 (1986). MSC: 41A15 PDFBibTeX XMLCite \textit{M. Sakai}, BIT 26, 396--397 (1986; Zbl 0595.41008) Full Text: DOI
Sakai, Manabu Some new consistency relations connecting spline values at mesh and mid points. (English) Zbl 0573.41024 BIT 23, 543-546 (1983). MSC: 41A15 PDFBibTeX XMLCite \textit{M. Sakai}, BIT 23, 543--546 (1983; Zbl 0573.41024) Full Text: DOI
Sakai, Manabu; Usmani, Riaz A. Some new consistency relations connecting spline values and integrals of the spline. (English) Zbl 0518.41005 BIT 23, 399-402 (1983). MSC: 41A15 41A05 PDFBibTeX XMLCite \textit{M. Sakai} and \textit{R. A. Usmani}, BIT 23, 399--402 (1983; Zbl 0518.41005) Full Text: DOI
Usmani, Riaz A.; Sakai, Manabu A note on quadratic spline interpolation at mid-points. (English) Zbl 0522.41008 BIT 22, 261-267 (1982). MSC: 41A15 41A05 PDFBibTeX XMLCite \textit{R. A. Usmani} and \textit{M. Sakai}, BIT 22, 261--267 (1982; Zbl 0522.41008) Full Text: DOI