求解非线性约束规划问题的标量返回值

Question

%%插值函数解上层为多目标下层为多目标的双层规划问题%%
clear all
clc
%%tested problems-linear%%
start=cputime
pc=0.8;pm=0.2;Numrun=20;Maxgen=10;ps=10;
for r=1:Numrun
%====tested ====%
%====constant setting====%
x_dim =1;y_dim =2;
k=5;M=10000;popf=[];
x1=[];x=[];
%======下层权重的计算=====%
N=8;
D=1;
i=1;
for i=1:D
theta = ((randperm(N) -1 + rand(1, N)))' / N;
end
w1=[];w2=[];
r=1;
w1=(cos(theta)).^2;
w2=(sin(theta)).^2;
w=[w1,w2]
plot(w1,w2,'r.')
w(:,1)
%====初始种群及其适应度计算====%

x1=[];x=[];
for i=1:ps
x1(i,:)=3*rand
for m=w(:,1);
y0=[-2 -2];
A=[-1 -1];
b=(1);
Aeq=[];
beq=[];
lb=[-1 -3];
ub=[3 1];
y=fmincon('fun1',y0,A,b,[],[],lb,ub,'nonlinearcondition')
end
运行的这fmincon提示需要返回的是标量值
m文件是
function f = fun1(y)
global m
f='m.*y(1)+(1-m).*y(2)';
end
nonlinearcondition. m文件是这个
function [f,ceq]=nonlinearcondition(y);
global x1
f=[-x1.^2+y(1)^2+y(2)^2];
ceq=[];
end