in reply to
Compute Angles of a Right Triangle
If it's expecting references, maybe my $ang = vecang(\@p,\@q);?
the forward slashes pass the arrays by reference. see perlref and perlreftut for details.
Used as intended
The most useful key on my keyboard
Used only on CAPS LOCK DAY
Never used (intentionally)
I don't use a keyboard
Results (16 votes),