Revision history for Perl extension Math::Trig::Units.

0.01 Mon Dec 23 14:09:47 2002

• original version; created by h2xs 1.21 with options -X Math::Trig::Degree

0.02 Tue Dec 24

• modified code to generate a base class Math::Trig::Units with subclasses Math::Trig::Radian, Math::Trig::Degree and Math::Trig::Gradian

0.03 Fri Dec 27

• removed hard coded value for pi and substituted atan2(1,1)*4 which imporves accuracy.
• deleted kludge approx and zero functions as a result of above change
• thanks to Tom Anderson
• changed default units to radians as Math::Trig::Units will likely be renamed Math::Trig