sin, cos, and atan2 are "primitive" functions. From those, all other forward and reverse functions can be trivially derived.

The overhead of calling a subroutine is tiny compared to the overhead of computing the sin or cos, I would imagine.

-- Randal L. Schwartz, Perl hacker
Be sure to read my standard disclaimer if this is a reply.

In reply to Re^2: Perl oddities by merlyn
in thread Perl oddities by brian_d_foy

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