st_to_ccs, a Fortran77 code which converts information describing a sparse matrix from sparse triplet (ST) format to compressed column storage (CCS).
The computer code and data files made available on this web page are distributed under the MIT license
st_to_ccs is available in a C version and a C++ version and a Fortran77 version and a Fortran90 version and a MATLAB version.
ccs, a data directory which contains examples of the Compressed Column Storage (CCS) sparse matrix file format;
ccs_io, a Fortran77 library which reads and writes sparse linear systems stored in the Compressed Column Storage (CCS) format.
ccs_to_st, a Fortran77 library which converts a sparse matrix from compressed column storage (CCS) to sparse triple (ST) format.
HBSMC, a dataset directory which contains the Harwell Boeing Sparse Matrix Collection;
LINPLUS, a Fortran77 library which carries out operations such as matrix-vector products, matrix factorization, linear solvers including Gauss-elimination, Jacobi iteration, Gauss-Seidel iteration, Conjugate Gradient (CG), for matrices in a variety of formats, including banded, border-banded, circulant, lower triangular, pentadiagonal, sparse, symmetric, toeplitz, tridiagonal, upper triangular and vandermonde formats.
ST, a data directory which contains examples of the Sparse Triplet (ST) format, a sparse matrix file format, storing just (I,J,A(I,J)), and using zero-based indexing.
ST_IO, a Fortran77 library which reads and writes sparse linear systems stored in the ST "sparse triplet" Sparse Matrix format.
SUPERLU, Fortran77 programs which illustrate how to call the SUPERLU library, (which is written in C), which applies a fast direct solution method to solve sparse linear systems, by James Demmel, John Gilbert, and Xiaoye Li.
UMFPACK, Fortran77 programs which illustrate how to solve a sparse linear system by calling the C library UMFPACK, by Timothy Davis.
WATHEN, a Fortran77 library which compares storage schemes (full, banded, sparse triplet) and solution strategies (Linpack full, Linpack banded, conjugate gradient (CG)) for linear systems involving the Wathen matrix, which can arise when solving a problem using the finite element method (FEM).