Epsilon is used in mathematics to represent a positive infinitesimal quantity.
EPSILON is used in programming languages as a name of a constant of infinitesimal quantity. This helps overcome the shortcomings of the binary system in some calculations.
Thus we avoid logical errors resulting from these shortcomings of the binary system. One of the shortcomings of the binary system is its inexact representation of some of the fractions in the decimal system.
Epsilon is the fifth letter of the 24 letters of the Greek Alphabet:
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