20 July 2014 11:38:28 PM UMFPACK_WEST: C++ version Use UMFPACK to solve the sparse linear system A*x=b. The matrix A is stored, in CC format, in 3 files. Residual: ||A*x-b|| = 3.1988e-15 UMFPACK_WEST: Normal end of execution. 20 July 2014 11:38:28 PM