用m文件运行一个simulink没问题，放入函数中就无法运行。

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function f_ndim %若无，可以运行

m=16;

Ic=8;

c1=10;

c2=5;

a1=0.3;

a2=0.3;

k1=100;

k2=50;

f1=300;

f2=30;

c11=c2*a2-c1*a1;

%set_param('untitled25/Gain','Gain','c11');

sim('untitled25');

mm1=(simout(1:1000:20000))';

mm2=(simout1(1:1000:20000))';

M1=[0 1.3517 0.74987 1.0452 1.0086 0.9438 0.95586 0.90908 0.99553 0.97777 0.98455 0.93354 0.94574 0.96121 0.98627 0.97212 0.95277 0.94453 0.96087 0.97546];

M2=[0 -0.73396 -0.37299 0.058072 0.2085 -0.11548 -0.46445 -0.38843 -0.067179 0.10622 -0.079026 -0.33412 -0.35452 -0.13896 0.014727 -0.066035 -0.25477 -0.3076 -0.18061 -0.050495];

%M=[0 0.0477 0.0026 -0.0008 -0.0480 0.0015 0.0112 0.0237 -0.0123 -0.0213 -0.0139 0.0109 0.0126 -0.0022 -0.0170 -0.0117 0.0031 0.0093 -0.0001 -0.0112];

z=sum((100.*(mm1-M1)).^2+(100.*(mm2-M2)).^2)