10楼: Originally posted by dingd at 2012-11-08 09:25:37
1stOpt求解：

Constant R=8.314;
VarConstant T1=,
            A=,
            B=;
Variable t,C;
ODEFunction C'=-k0*exp(-Ea/(R*T1))*(A^m)*(B^n)*(C^o);
Data;
0        3759.7
10        2772.45
20        2100
30        1 ...

12楼: Originally posted by dingd at 2012-11-08 11:43:56
均方差(RMSE): 122.115033528798
残差平方和(SSE): 2087691.39792352
相关系数(R): 0.986612411971849
相关系数之平方(R^2): 0.973404051456909
决定系数(DC): 0.973394321094808
F统计(F-Statistic): 140.194 ...

14楼: Originally posted by forcal at 2012-11-10 09:32:07
此例用OpenLu求解与1stOpt结果相同：
!!!using;  //使用命名空间
f(t,C,dC::k0,Ea,m,n,o,T,A,B)= dC=-k0*exp{-Ea/}*(A^m)*(B^n)*(C^o);
g(kk0,EEa,mm,nn,oo : i,j,s,tCC : tT,tA,tB,tTime,tC,max,tmax,k0,Ea,m,n ...