#include <octave/oct.h> DEFUN_DLD (addtwomatrices, args, , "Add A to B") { int nargin = args.length (); if (nargin != 2) print_usage (); else { NDArray A = args(0).array_value (); NDArray B = args(1).array_value (); if (! error_state) return octave_value (A + B); } return octave_value_list (); }