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Within Vinony's link graph, Kronecker delta is referenced by 378 other articles, and connects out to differential form, linear map and Dirac delta function.
It sits within the topics Elementary special functions and Mathematical notation.
Its subject is documented across 52 Wikipedia language editions.
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Encyclopedic overview
In mathematics, the Kronecker delta (named after Leopold Kronecker) is a function of two variables, usually non-negative integers. The function is 1 if the variables are equal, and 0 otherwise:
δ
Excerpted from Wikipedia’s “Kronecker delta” article, available under the CC BY-SA 4.0 licence.
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