xbt_matrix_get_as(request[1], i, j, double),
"Answer does not match expectations. Found %f at cell %d,%d instead of %f",
xbt_matrix_get_as(answer, i, j, double), i, j,
xbt_matrix_get_as(request[1], i, j, double));
/* 9. Keep the user informed of what's going on, again */
xbt_matrix_get_as(request[1], i, j, double),
"Answer does not match expectations. Found %f at cell %d,%d instead of %f",
xbt_matrix_get_as(answer, i, j, double), i, j,
xbt_matrix_get_as(request[1], i, j, double));
/* 9. Keep the user informed of what's going on, again */