hey
due to my time wasting in assorted activities (setting up servers with j0n :D ) i am now lost to a certain degree, so full steam ahead
say we have 2 points
P (aCos , bSin ) and Q (aCos -, bSin -)
and the ellipse
x^2/a^2 + y^2/b^2 = 1
we want to see if PQ passes through (0,0)...