funf661.m

matlab算法集 matlab算法集

function y = funf661(x)
%------------------------------------------------------------------
% Example 6.6.1: Objective Function
%------------------------------------------------------------------
   global a b q r
   a = 3;		% coordinates of minimum
   b = 3;
   q = 8;		% orders of objective terms
   r = 4;
   y1 = (x(1)-a)^q;
   y2 = (x(2)-b)^r;
   y = y1/(1 + y1) + y2/(1 + y2);