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Obsessed with the irrational number e (which is about 2.718281828) that one tries to artificially or forcefully include it in one's mathematical results or theorems.
Leo is such an e-centric character that at most social functions guests try to avoid himβ€”they can't stand, much less understand, his sermon about the beauty and ubiquity of the number e.
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by MathPlus June 19, 2017
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