Search Result for "kronecker delta":
Wordnet 3.0

NOUN (1)

1. a function of two variables i and j that equals 1 when i=j and equals 0 otherwise; 



WordNet (r) 3.0 (2006):

Kronecker delta
    n 1: a function of two variables i and j that equals 1 when i=j
         and equals 0 otherwise