I am using umfpack in c++ to solve a sparse matrix. I am having trouble finding wher开发者_运维问答e the [UMFPACK PIVOT TOLERANCE] parameter is set. Would anybody know how to set this control paramete
I am using ublas::Compressed Matrix to work with UMFPACK, a sparse linear solver. Since I am doing a simulation, so every time the linear system is constructed slightly differently that might involve
I am using Boost\'s uBLAS in a numerical code and have a \'heavy\' solver in place: http://www.crystalclearsoftware.com/cgi-bin/boost_wiki/wiki.pl?LU_Matrix_Inversion
I am looking for a good (in the best case actively maintained) C++ matrix library. Thereby it should be templated, because I want to use a complex of rationals as numerical type. The matrices what I a