cblas_dgemm
Copyright (C) 2005 IENT-RWTH Aachen
void cblas_dgemm(CBLAS_ORDER Order, CBLAS_TRANSPOSE TransA, CBLAS_TRANSPOSE TransB, int m, int n, int k, const double a, const double *pA, int lda, const double *pB, int ldb, const double b, double *pC, int ldc)