MM_IO
Matrix Market
Read and Write Utilities


MM_IO is a FORTRAN90 library which reads and writes files in the Matrix Market (MM) format.

Licensing:

The computer code and data files described and made available on this web page are distributed under the GNU LGPL license.

Languages:

MM_IO is available in a C version and a FORTRAN77 version and a FORTRAN90 version and a MATLAB version.

Related Data and Programs:

CC_IO, a FORTRAN90 library which reads and writes sparse linear systems stored in the Compressed Column (CC) format.

DLAP_IO, a FORTRAN90 library which reads and writes files describing sparse matrices used by DLAP.

HB_IO, a FORTRAN90 library which reads and writes sparse matrices stored in the Harwell-Boeing format.

HB_TO_ST, a FORTRAN90 program which converts the sparse matrix information stored in a Harwell-Boeing file into a sparse triplet file.

MM, a data directory which contains a description and examples of the Matrix Market format for storing matrices.

ST_IO, a FORTRAN90 library which reads and writes sparse linear systems stored in the Sparse Triplet (ST) format.

TEST_MAT, a FORTRAN90 library which defines various test matrices.

Reference:

  1. Ronald Boisvert, Roldan Pozo, Karin Remington,
    The Matrix Market Exchange Formats: Initial Design,
    National Institute of Standards and Technology,
    NISTIR 5935, December 1996.
  2. http://math.nist.gov/MatrixMarket/, the Matrix Market web site.

Source Code:

Examples and Tests:

List of Routines:

You can go up one level to the FORTRAN90 source codes.


Last revised on 27 November 2006.