/* PURPOSE: (Matrix times Matrix transpose) ASSUMPTIONS AND LIMITATIONS: ((Square matrix)) PROGRAMMERS: (((Les Quiocho) (NASA/JSC) (Jan 1993) (v1.0) (Init Release))) */ #include "../include/trick_math.h" void matxtrans(double **prod, /* Out: product of the two matrices */ double **mat1, /* In: matrix 1 */ double **mat2, /* In: matrix 2 */ int n) { /* In: array size */ int i, j, k; for (i = 0; i < n; i++) { for (j = 0; j < n; j++) { prod[i][j] = 0.0; for (k = 0; k < n; k++) { prod[i][j] += mat1[i][k] * mat2[j][k]; } } } return; }