approximation order $2 p. $ For that purpose we refine the results on one-dimensional approximation order by $ L $-splines obtained by de Boor, DeVore, and Ron (1994). References
Abstract
We show that the scaling spaces defined by the polysplines of order provide approximation order For that purpose we refine the results on one-dimensional approximation order by -splines obtained by de Boor, DeVore, and Ron (1994). References