# characteristic function

### noun Mathematics.

a function defined on a given set, having value 1 for every element of the set and value 0 for every element not contained in the set.

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## Origin of characteristic function

First recorded in1875–80

## Words nearby characteristic function

Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

## British Dictionary definitions for characteristic function

characteristic function

### noun

maths a function that assigns the value 1 to the members of a given set and the value 0 to its nonmembers

statistics a function derived from the probability distribution function that enables the distribution of the sum of given random variables to be analysed

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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