The Most Beautiful Equation in the World
According to some, Euler’s identity is one of the most beautiful mathematical expressions in the world. The identity is 1 + e__i? = 0 (although electrical engineers like myself are more familiar with seeing it written as 1 + e__j? = 0). * Euler’s Identity, Technical Museum Berlin* On a recent visit to the Mathema Exhibition at the German Technical Museum, Berlin, I took this photo of some art that represents this equation....