Kronecker Delta

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Kronecker delta

[′krō·nek·ər ‚del·tə]
The function or symbol δij dependent upon the subscripts i and j which are usually integers; its value is 1 if i = j and 0 if ij.

Kronecker Delta


a function δnm that is dependent on two integral arguments n and m and is defined by

An example of the use of the Kronecker symbol is

The Kronecker symbol was introduced by L. Kronecker in 1866.

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