# Numerator

From Encyclopedia of Mathematics

*of an arithmetic fraction $a/b$*

The integer $a$ that shows how many times the portion $1/b$ is used to make up the fraction. The numerator of an algebraic fraction $A/B$ is the expression $A$ (cf. Fraction).

**How to Cite This Entry:**

Numerator.

*Encyclopedia of Mathematics.*URL: http://encyclopediaofmath.org/index.php?title=Numerator&oldid=31707

This article was adapted from an original article by S.A. Stepanov (originator), which appeared in Encyclopedia of Mathematics - ISBN 1402006098. See original article