
Re: An optimization problem
Posted:
Sep 7, 2013 9:39 PM


On Sat, 7 Sep 2013, analyst41@hotmail.com wrote:
> consider f(x1,x2,...xn) = {1 + sum(xi)^2)} / {1 +sum{x(i)} > 0 <=xi <=1 for all i. > > The maximum function value of 1 occurs at either all x's = 0 or all x's = 1. > Can an explicit formula be given for the minimum?
Let g(x) = (1 + x^2)/(1 + x) and look for extreme values of g.

