File:Euler's formula.svg

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Description	Euler's formula $\mathrm e^ {\mathrm i\varphi}=\cos\varphi+\mathrm i\sin\varphi$ illustrated in the complex plane.
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Source	Drawn by en User:Gunther, modified by others.
Author	Originally created by gunther using xfig, recreated in Inkscape by Wereon, italics fixed by lasindi.

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