调用C++函数库里的ode45函数，编译和链接都没错，但执行不出结果报错？望大家帮忙！

mindhen

具体程序如下 谢谢！

1. 
   
2. #include "stdafx.h"
   
3. 
   
4. //Add C++ Math Library to project
   
5. #pragma comment(lib, "libmx.lib")
   
6. #pragma comment(lib, "libmatlb.lib")
   
7. #pragma comment(lib, "libmat.lib")
   
8. #pragma comment(lib, "libmmfile.lib")
   
9. #pragma comment(lib, "libmatpm.lib")
   
10. mwArray func1(mwArray ,mwArray );
    
11. 
    
12. DECLARE_FEVAL_TABLE
    
13. FEVAL_ENTRY(func1)
    
14. END_FEVAL_TABLE
    
15. 
    
16. int main(int argc, char* argv[])
    
17. {
    
18. double y00[] = {1,0};
    
19. mwArray TT,YY;
    
20. mwArray tspan;
    
21. mwArray y0(1,2,y00);
    
22. tspan = colon(0,0.2,1);
    
23. 
    
24. 
    
25. 
    
26. TT = ode45(&YY,"func1",tspan.DIN,y0.DIN);
    
27. 
    
28. cout<<TT<<endl<<YY<<endl;
    
29. 
    
30. getchar();
    
31. 
    
32. return (EXIT_SUCCESS);
    
33. }
    
34. 
    
35. mwArray func1(mwArray t,mwArray y)
    
36. {
    
37. // One argument test function.
    
38. //return (y(1,1)-y(1,2),y(1,2)+2*y(1,1));
    
39. mwArray dxtemp;
    
40. dxtemp(1,1)= -y(1,1);//-y(1,2);
    
41. dxtemp(1,2)= -y(1,2);//+2*y(1,1);
    
42. return dxtemp;
    
43. }

复制代码

caoer

c++可以考虑 调用odepack, gsl, petsc