or download this
3:06 >perl 573_SoPW.pl
Use of uninitialized value $z2 in multiplication (*) at C:\Perl\lib\pe
+rl5/Math/Complex.pm line 489.
...
Math::Complex::_multiply('Math::Complex=HASH(0x186e5e4)', unde
+f, '') called at 573_SoPW.pl line 5
0
3:06 >