Dave Horner's Website - Yet another perspective on things...
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There is no honest way to explain it because the only people who really know where it is are the ones who have gone over. But the edge is still Out there. Or maybe it's In.
--Hunter Stockton Thompson
$$\cos x = \sum\limits_{n = 0}^\infty {\frac{{\left( { - 1} \right)^n x^{2n} }}{{\left( {2n} \right)!}}}$$