CapsAdmin/pac3 — pull request #31 by suchipi (2014-05-07 07:35:50+00:00)
Title: Add Sign Function, Define ceil, floor, pi

Adds sign function sgn(n) that returns -1, 0, or 1 depending on sign of
n. Defines math.ceil, math.floor, and math.pi as ceil(), floor(), and
pi(), respectively.