1292     complex_t out_complex;  in exponential_complex()  local
1296     out_complex.real = e_to_x * cos(in_complex.imaginary);  in exponential_complex()
1297     out_complex.imaginary = e_to_x * sin(in_complex.imaginary);  in exponential_complex()
1298     return out_complex;  in exponential_complex()
1303     complex_t out_complex;  in multiply_complex()  local
1305     out_complex.real = in_one_complex.real * in_two_complex.real -  in multiply_complex()
1307     out_complex.imaginary = in_one_complex.real * in_two_complex.imaginary +  in multiply_complex()
1309     return out_complex;  in multiply_complex()
1314     complex_t out_complex;  in divide_complex()  local
1320     out_complex.real = (in_one_complex.real * in_two_complex.real -  in divide_complex()
1322     out_complex.imaginary = (in_one_complex.imaginary * in_two_complex.real -  in divide_complex()
1324     return out_complex;  in divide_complex()
1329     complex_t out_complex;  in inverse_complex()  local
1334     out_complex.real = (in_complex.real - in_complex.imaginary) / divider;  in inverse_complex()
1335     out_complex.imaginary = (in_complex.real - in_complex.imaginary) / divider;  in inverse_complex()
1336     return out_complex;  in inverse_complex()
1341     complex_t out_complex;  in add_complex()  local
1343     out_complex.real = in_one_complex.real + in_two_complex.real;  in add_complex()
1344     out_complex.imaginary = in_one_complex.imaginary + in_two_complex.imaginary;  in add_complex()
1345     return out_complex;  in add_complex()
1350     complex_t out_complex;  in subtract_complex()  local
1352     out_complex.real = in_one_complex.real - in_two_complex.real;  in subtract_complex()
1353     out_complex.imaginary = in_one_complex.imaginary - in_two_complex.imaginary;  in subtract_complex()
1354     return out_complex;  in subtract_complex()