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characteristic function. In DICTIOUS you will not only get to know all the dictionary meanings for the word
characteristic function, but we will also tell you about its etymology, its characteristics and you will know how to say
characteristic function in singular and plural. Everything you need to know about the word
characteristic function you have here. The definition of the word
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English
Noun
characteristic function (plural characteristic functions)
- (mathematical analysis) A function which is equal to 1 for all points in its domain which belong to a given set, and is equal to 0 for all points in the domain which do not belong to that given set.
- (mathematics, probability theory) A complex function completely defining the probability distribution of a real-valued random variable
Usage notes
- The characteristic function of a set A is often represented as χA.
Synonyms
Hypernyms
Hyponyms
Translations
a complex function completely defining a probability distribution
See also