lib/Math/BigInt.pm An arbitrary precision integer arithmetic package
lib/Math/Complex.pm A Complex package
lib/Math/Trig.pm A simple interface to complex trigonometry
-lib/Math/Trig/Radial.pm Spherical and cylindrical trigonometry
lib/Net/Ping.pm Hello, anybody home?
lib/Net/hostent.pm By-name interface to Perl's builtin gethost*
lib/Net/netent.pm By-name interface to Perl's builtin getnet*