Math Definitions - Letter E

e (Euler's Number)-

Definition of e (Euler's Number)-

Definition of e (Euler

\(e = 2.7182818284590452353602874713527\dots\) is a very important irrational number

An irrational number is a number that cannot be written as a fraction, or a repeating or terminal decimal. The decimal digits of \(e\) go on forever and ever, and do not follow any pattern.

\(e\) is sometimes called Euler's number after the Swiss mathematician Leonhard Euler.


The aim of this dictionary is to provide definitions to common mathematical terms. Students learn a new math skill every week at school, sometimes just before they start a new skill, if they want to look at what a specific term means, this is where this dictionary will become handy and a go-to guide for a student.


Year 1 to Year 12 students

Learning Objectives

Learn common math terms starting with letter E

Author: Subject Coach
Added on: 6th Feb 2018

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