Computing values and derivatives of Bézier and B-spline tensor products.

Stephen Mann Tony DeRose Computing values and derivatives of Bézier and B-spline tensor products. 107-110 1995 12 Computer Aided Geometric Design 1 http://dx.doi.org/10.1016/0167-8396(94)00030-V db/journals/cagd/cagd12.html#MannD95