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Sample Textfigure
>> nn=2:100;
>> tt=0:0.2:20;
>> [n,t]=meshgrid(nn,tt);
>> r=0.2;
>> x=0;
>> Om=1;
>> g=5;
>> Z1=gamma(2*n+1);
>> Z2=gamma(n+1);
>> Z3=(-exp(i*x)*tanh(r)).^n.*sqrt(Z1);
>> Z4=Z2.*2.^n.*sqrt(cosh(r));
>> f=Z3./Z4;
>> a=1/2*g*sqrt((Om/g).^2+8*(2*n+1));
>> b=1/2*g*sqrt((Om/g).^2+8*(2*n-1));
>> y1=exp(-i*Om.*t/2);
>> y2=sin(a.*t);
>> y3=sin(b.*t);
>> y4=cos(a.*t);
>> y5=cos(b.*t);
>> F1=-i*2*g*sqrt(n+1).*f.*y1.*y2./(sqrt(3)*a);
>> X1=n.*Om.*f.*y1.*(i*y3+2*b.*y5./Om)./(2*sqrt(3)*b.*(2*n-1));
>> X2=(n-1).*f./(sqrt(3)*(2*n-1));
>> F2=X1+X2;
>> F3=y1.*(f.*y4./sqrt(3)-i*Om.*f.*y2./(2*sqrt(3)*a));
>> F5=-2*i*g*sqrt(n).*f.*y1.*y2./(sqrt(3)*a);
>> F6=-i*g*sqrt(n).*f.*y1.*y3./(sqrt(3)*b);
>> X3=sqrt(n.*(n-1)).*Om.*f.*y1.*(i*y3+2*b.*y5./Om)./(2*sqrt(3)*b.*(2*n-1));
>> X4=f.*sqrt(n.*(n-1))./(sqrt(3)*(2*n-1));
>> F7=X3+X4;
>> H4= com(conj(F5).*F5+conj(F7).*F7-conj(F2).*F2-conj(F1).*F1)
>> plot(tt,H4)
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