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Topic:
How to minimize a sum
Replies:
6
Last Post:
Oct 11, 2013 6:20 AM




Re: How to minimize a sum
Posted:
Oct 11, 2013 6:20 AM


On 11/10/2013 04:15, Ray Vickson wrote: > If v_i is (sigma_ i)^ 2, the global minimum of > sum v_i w_i ^2 occurs when w_i = c/v_i , and choose c to make sum v_i = 1: that is, > c = 1/sum (1/v). [...]
It works. Thank you very much. Cristiano



