Archive | Math

Infinitesimal

What Exactly is an Infinitesimal?

During the 1800s, mathematicians, and especially Cauchy, finally got around to rigorizing calculus. They got rid of the “infinitesimal” business once and for all, replacing […]

Exhibit 1: Histogram of reported monthly hedge fund returns that happen to fall close to zero. Each bucket spans 19 basis points. Source: Detail from an exhibit in the Bollen and Pool working paper.

Benford’s Law

Benford’s Law is a fascinating theorem from statistics that states, for most forms of data, the leading digits of numbers are not uniformly distributed among […]

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