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    UMFPACK: unsymmetric multifrontal sparse LU factorization package

  • Refer to SuiteSparse for installation notes on UMFPACK.

  • NOTE: UMFPACK 3.2 through 5.1 is available under a GNU LGPL license. UMFPACK 5.2 (and future versions) are available under the GNU GPL license. For a non-GNU license, please contact Tim Davis.

    Copyright, and License:


    The BLAS: Basic Linear Algebra Subprograms


    Contributions, and related codes:


    References (please cite these when using this software):