Kronecker delta


Kro·​neck·​er delta ˈkrō-ˌne-kər- How to pronounce Kronecker delta (audio)
: a function of two variables that is 1 when the variables have the same value and is 0 when they have different values

Word History


Leopold Kronecker †1891 German mathematician

First Known Use

1926, in the meaning defined above

Time Traveler
The first known use of Kronecker delta was in 1926

Dictionary Entries Near Kronecker delta

Cite this Entry

“Kronecker delta.” Dictionary, Merriam-Webster, Accessed 15 Jul. 2024.

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