getf SCI/util/testexamples.sci
 
reinit_for_test()
 
%U=mopen('SCI/tests/automatic_tests/cotg_data.ref','rb');
 
x = [1,%i];
 
%ans = cotg(x) - cos(x)0./ sin(x);
 
if load_ref('%ans') then   bugmes();quit;end,
 
 
xdel_run(winsid());
 
 
mclose(%U);