Orchid XP v2 <voi### [at] devnull> wrote:
> "atan2(A,B): Arc-tangent of (A/B). Returns the angle, measured in 
> radians, whose tangent is (A/B). Returns appropriate value even if B is 
> zero. Use atan2(A,1) to compute usual atan(A) function."

> Um... yeah, OK... so why does atan2(0, 0) give we a fatal parse error?

  Because the result is not defined. You are basically asking the
direction of a zero vector, which has none.

-- 
                                                          - Warp

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