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matlab ¶àÄ¿±êÓÅ»¯Çó½â×îСֵ-1
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function f = my_first_multi2(x)
f(1)=121.06621+5.47522*x(1)-28.46988*x(2)-13.5757*x(3)-0.54759*x(1)*x(2)-0.38818*x(1)*x(3)+1.32485*x(2)*x(3) ...
    +0.14034*x(1)^2+1.87034*x(2)^2+0.52653*x(3)^2;
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function [c,ceq]=ga_con1(x)
c=[161.23586-10.31686*x(1)-24.81371*x(2)-9.95421*x(3)+0.91842*x(1)*x(2)-0.098083*x(1)*x(3) ...
    +0.377*x(2)*x(3)+0.24078*x(1)^2+1.18925*x(2)^2+0.81175*x(3)^2-12;
    512.14149-54.38052*x(1)+59.73721*x(2)+70.37891*x(3)+5.09733*x(1)*x(2)-1.81717*x(1)*x(3)-6.75775*x(2)*x(3) ...
    1.50459*x(1)^2-7.99343*x(2)^2-1.05542*x(3)^2-530];
ceq=[];
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FitnessFunction=@ my_first_multi2;
lb=[8 4 6];
ub=[14 6 8];
[x,fval] = ga(FitnessFunction,3,[],[],[],[],lb,ub,@ga_con1)



×îºó³öÏÖµÄÎÊÌ⣺Optimization terminated: no feasible point found.
x =
  8     4     6
fval =
  23.0374
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x=[8,4,6];
c=[161.23586-10.31686*x(1)-24.81371*x(2)-9.95421*x(3)+0.91842*x(1)*x(2)-0.098083*x(1)*x(3) ...
    +0.377*x(2)*x(3)+0.24078*x(1)^2+1.18925*x(2)^2+0.81175*x(3)^2-12;
    512.14149-54.38052*x(1)+59.73721*x(2)+70.37891*x(3)+5.09733*x(1)*x(2)-1.81717*x(1)*x(3)-6.75775*x(2)*x(3) ...
    +1.50459*x(1)^2-7.99343*x(2)^2-1.05542*x(3)^2-530];
ÔËÐкóµÃµ½µÄ½á¹ûÊÇ
c =

  -55.5977   60.7089
  652.0240 -599.5962
µ«ÊÇÎÒÃÇÏëÒªµÄ½á¹ûÓ¦¸ÃÊÇ
c =

  5.1113
  52.4278
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3Â¥2015-09-21 09:50:18
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x=[8,4,6];
c=[161.23586-10.31686*x(1)-24.81371*x(2)-9.95421*x(3)+0.91842*x(1)*x(2)-0.098083*x(1)*x(3) +...
    0.377*x(2)*x(3)+0.24078*x(1)^2+1.18925*x(2)^2+0.81175*x(3)^2-12;
    512.14149-54.38052*x(1)+59.73721*x(2)+70.37891*x(3)+5.09733*x(1)*x(2)-1.81717*x(1)*x(3)-6.75775*x(2)*x(3)+ ...
    1.50459*x(1)^2-7.99343*x(2)^2-1.05542*x(3)^2-530];

c =

  5.1113
  52.4278
4Â¥2015-09-21 09:58:48
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