A B-spline-like basis for the Powell-Sabin 12-split based on simplex splines

Elaine Cohen, Tom Lyche, Richard F. Riesenfeld. A B-spline-like basis for the Powell-Sabin 12-split based on simplex splines. Math. Comput., 82(283):1667-1707, 2013. [doi]

Abstract

Abstract is missing.