Updating the inverse of a matrix hager
This site stores nothing other than an automatically generated session ID in the cookie; no other information is captured.In general, only the information that you provide, or the choices you make while visiting a web site, can be stored in a cookie. but we have temporarily restricted your access to the Digital Library.Your activity appears to be coming from some type of automated process.In this paper we present a new and fast algorithm for solving the surface smoothing problem using a membrane, a thin-plate, or a thin-plate—membrane spline for data containing discontinuities.Our approach involves imbedding the surface smoothing problem specified on an irregular domain (in the sense of discontinuities and boundaries) in a rectangular region using the capacitance-matrix method based on the Sherman-Morrison-Woodbury formula of matrix analysis.
Generalized splines have emerged as the single most popular approximation tool to this end.
The condition number of A with respect to the norm