Mathematica > Mathematics and Algorithms > Mathematical Functions > Numerical Functions > DiscreteIndicator
BUILT-IN MATHEMATICA SYMBOL

DiscreteIndicator

DiscreteIndicator[x, x1, {u1, u2, ...}]
yields the discrete indicator function, equal to 1 if and 0 if for any i.

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Basic Examples (2)Basic Examples (2)

Evaluate at discrete points:

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Products of indicator functions effectively correspond to an outer product:

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Applications (1)Applications (1)

Properties & Relations (1)Properties & Relations (1)

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