- #1
cloud18
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Hi, how do I interpret the last sum:
http://planetmath.org/encyclopedia/LagrangesIdentity.html
Sum (...)
1<=k < j <= n
Is it the double sum:
Sum( Sum( (a_k*b_j - a_j*b_k)^2 from k = 1 to n) from j = 2 to n ) ?
http://planetmath.org/encyclopedia/LagrangesIdentity.html
Sum (...)
1<=k < j <= n
Is it the double sum:
Sum( Sum( (a_k*b_j - a_j*b_k)^2 from k = 1 to n) from j = 2 to n ) ?
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