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function [t,y] = fcn
%#codegen
%y = 0;

[t,y]=ode45(@ufunc,[0,3],[0,0]);
   
   
function a=ufunc(x,y)
       adot=zeros(2,1);
       adot(1)=a(2);
       adot(2)=-400*pi^2/54*sin(pi*x/3)*cos(a(1))-pi^4/(54^2)*0.5*sin(2*sin(2*a(1)));
³öÏÖ´íÎó£ºThe function 'ode45' is not supported for standalone code generation.
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