summation help

by jlmac2001
Tags: summation
jlmac2001 is offline
Jan20-04, 10:40 PM
P: 75
Can someone explain how the evaluate the summation over k EijkE lmk(which contains 3 terms) by considering the result for all possible combiations of i, j, l, m if

(a) i = j (how would I evaluate the summation using this)
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