taucs

A library of Sparce Linear Solvers

TAUCS is a C library of sparse linear solvers. Features: * Multifrontal Supernodal Cholesky Factorization * Left-LookingSupernodal Cholesky Factorization * Drop-Tolerance Incomplete-Cholesky Factorization * LDL^T Factorization * Out-of-Core, Left-Looking Supernodal Sparse Cholesky Factorization * Out-of-Core Sparse LU with Partial * Pivoting Factor and Solve * Ordering Codes and Interfaces to Existing Ordering Codes * Matrix Operations, Matrix Input/Output, Matrix Generators * Iterative Solvers * Vaidya's Preconditioners * Recursive Vaidya's Preconditioners * Multilevel-Support-Graph Preconditioners.