I think I figured out: sum(X*Y*Z). Never mind.
On 10/18/07, Geoffrey Zhu <[EMAIL PROTECTED]> wrote: > Hi All, > > Given three vectors of the same lengths, X, Y, and Z, I am looking for > an efficient way to calculate the following: > > sum(x[i]*y[i]*z[i], for i=1..n ) > > > I am not sure if there is a vectorized way to do this. > > Thanks, > Geoffrey > _______________________________________________ Numpy-discussion mailing list [email protected] http://projects.scipy.org/mailman/listinfo/numpy-discussion
