Question 984213
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*[tex \LARGE \ \ \ \ \ \ \ \ \ \ i\ =\ \left{\begin{array} x\ \ \ \ \ \  \text{if}\ x \text{mod 2}\ =\ 0\\ x\ +\ 1\ \text{if}\ x \text{mod 2}\ =\ 1 \end{array}\right.]


John
*[tex \LARGE e^{i\pi}\ +\ 1\ =\ 0]
My calculator said it, I believe it, that settles it

*[tex \Large \ \
*[tex \LARGE \ \ \ \ \ \ \ \ \ \