function [ x_sol, energy ] = find_min( index, lens_placement, fitness_simplified, MaxFunEvals, MaxIter )
%Minimizes energy for given solution
    [x_sol, energy] = fminsearch(fitness_simplified, lens_placement(index,:), optimset('TolFun',1e-5,'MaxFunEvals',MaxFunEvals,'MaxIter', MaxIter));

end