use constant PI => 3.141592653589793238;

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since you're only calculating pi once, and inlining it, take advantage of the operating system's precision...

use constant PI => 4 * atan 1, 1;

## or as i prefer
# sub PI() { 4 * atan 1, 1 }

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~Particle *accelerates*

In reply to Re^2: Pascal's triangle... by particle
in thread Pascal's triangle... by kiat

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