# characteristic function

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## characteristic function

*n*

**1.**(Mathematics)

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

**2.**(Statistics)

*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 and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

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