libumfpack: libumfpack 5.7.0 (Matrix LU factorization)  
libumfpack:  
libumfpack: UMFPACK is a set of routines for solving unsymmetric sparse linear 
libumfpack: systems, Ax=b, using the Unsymmetric MultiFrontal method. Written 
libumfpack: in ANSI/ISO C, with a MATLAB (Version 6.0 and later) interface.  
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libumfpack: http://www.cise.ufl.edu/research/sparse/umfpack/ 

