Hàm chỉ thị
Sign in to saveAlso known as characteristic function
function that returns 1 if an element is present in a specified subset and 0 if absent; naturally isomorphic with a set's subsets
Connections
subset
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Dirac delta function
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mathematics
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statistics
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Greek alphabet
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International Standard Book Number
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Wikidata
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function
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number theory
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real number
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rational number
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set
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Kurt Gödel
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digital object identifier
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International Standard Serial Number
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probability theory
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combinatorics
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random variable
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variance
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algebraic geometry
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