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b=0.5;
O=[0 0];
Q=[0 0;0 0]
C=[0.1 0.2 0 0];
A1=[-0.001  -0.005; 1   -2];
A2=[-0.1; 0.1 ];
A3=[0.1;0.4];
A4=[-0.1;-0.1];
B1=[A1 A2*b A3*b;
    O b 0;
   O 0 1]
A22=[A2;1;0];
A33=[A3;0;1];
B2=(1-b)*A22
B3=(1-b)*A33
B4=[A4;0;0]
B11=[Q A2 A3;
    O 1 0;
    O 0 0]
B22=[A2;1;0]
B33=[A3;0;1]
b1=(b-1)*b;
a=1/b1;
setlmis([])
P=lmivar(1,[4 1]);
K=lmivar(2,[1 4]);
lmiterm([1 1 1 0],-1);
lmiterm([1 1 4 P],C,1);
lmiterm([1 2 2 P],a,1);
lmiterm([1 2 4 P],B11,1);
lmiterm([1 2 5 K],B22,-1);
lmiterm([1 2 6 K],B33,-1);
lmiterm([1 3 3 P],1,-1);
lmiterm([1 3 4 P],B1,1);
lmiterm([1 3 5 K],B2,1);
lmiterm([1 3 6 K],B3,1);
lmiterm([1 3 7 0],B4);
lmiterm([1 4 4 P],1,-1);
lmiterm([1 7 7 0],-4);

lmis=getlmis;
[tmin,xfeas]=feasp(lmis);
PP=dec2mat(lmis,xfeas,P)
KK=dec2mat(lmis,xfeas,K)
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