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ssmile37

铁虫 (小有名气)

[求助] 1stopt运行程序,总是出现字符函数错误的提示,请高手帮助

不知是哪里出现了错误,点击运行就会出现错误提示,现将程序和数据发上来,请大家帮忙查找下错误
Title 2;
Parameters a,a1,b,b1,c,c1,d,d1,e,e1;
Variable x1,x2,x3,x4,n2,x5,T;
conststr tao145=a+a1*(T-298.15);
conststr tao514=b+b1*(T-298.15);
conststr tao135=c+c1*(T-298.15);
conststr tao513=d+d1*(T-298.15);
conststr tao2414=e+e1*(T-298.15);
conststr tao1424=-e-e1*(T-298.15);
conststr tao4232=-1.0268-9.008*10^-3*(T-298.15);
conststr tao3242=1.0268+9.008*10^-3*(T-298.15);
conststr tao235=-5.7508+5.37*10^-3*(T-298.15);
conststr tao523=11.0427-8.159*10^-3*(T-298.15);
conststr tao245=-3.9126;
conststr tao524=8.2457;
conststr g15=(x3*exp(-0.2*tao135)+2*x4*exp(-0.2*tao145))/(x3+2*x4);
conststr g25=(x3*exp(-0.2*tao235)+2*x4*exp(-0.2*tao245))/(x3+2*x4);
conststr g35=(x1*exp(-0.2*tao135)+x2*exp(-0.2*tao235))/(x1+x2);
conststr g45=(x1*exp(-0.2*tao145)+x2*exp(-0.2*tao245))/(x1+x2);
conststr tao15=-ln(g15)/0.2;
conststr tao25=-ln(g25)/0.2;
conststr tao35=-ln(g35)/0.2;
conststr tao45=-ln(g45)/0.2;
conststr tao5131=tao15-tao135+tao513;
conststr tao5141=tao15-tao145+tao514;
conststr tao5424=tao45-tao245+tao524;
conststr tao5313=tao35-tao135+tao513;
conststr tao5414=tao45-tao145+tao514;
conststr tao5232=tao25-tao235+tao523;
conststr tao5242=tao25-tao245+tao524;
conststr tao5414=tao45-tao145+tao514;
conststr tao5424=tao45-tao245+tao524;
conststr tao5323=tao35-tao235+tao523;
conststr lnr11=x3/(x3+2*x4)*x5*exp(-0.2*tao5131)*tao5131/(x3+x5*exp(-0.2*tao5131))+2*x4/(2*x4+x3)*x5*exp(-0.2*tao5141)/(2*x4+x5*exp(-0.2*tao5141))+x5*g15/(x1*g15+x2*g25+x3*g35+2*x4*g45+x5)*(tao15-(x1*g15*tao15+x2*g25*tao25+x3*g35*tao35+2*x4*g45*tao45)/(x1*g15+x2*g25+x3*g35+2*x4*g45+x5))-x1/(x1+x2)*x3/(x1+x5*exp(-0.2*tao5313))*x5*exp(-0.2*tao5313)*tao5313/(x1+x5*exp(-0.2*tao5313))-x1/(x1+x2)*2*x4/(x1+x2*exp(-0.2*tao2414)+x5*exp(-0.2*tao5414))*(x2*tao2414*exp(-0.2*tao2414)+x5*tao5414*exp(-0.2*tao5414))/(x1+x2*exp(-0.2*tao2414)+x5*exp(-0.2*tao5414))+x2/(x1+x2)*2*x4*exp(-0.2*tao1424)/(x1*exp(-0.2*tao1424)+x2+x5*exp(-0.2*tao5424))*(tao1424-(x1*tao1424*exp(-0.2*tao1424)+x5*tao5424*exp(-0.2*tao5424))/(x1*exp(-0.2*tao1424)+x2+x5*exp(-0.2*tao5424)));
conststr lnr21=x3/(x3+2*x4)*(2*x4*tao4232*exp(-0.2*tao4232)+x5*tao5232*exp(-0.2*tao5232))/(x3+2*x4*exp(-0.2*tao4232)+x5*exp(-0.2*tao5232))+2*x4/(x3+2*x4)*(x3*tao3242*exp(-0.2*tao3242)+x5*tao5242*exp(-0.2*tao5242))/(x3*exp(-0.2*tao3242)+2*x4+x5*exp(-0.2*tao5242))+x5*g25/(x1*g15+x2*g25+x3*g35+2*x4*g45+x5)*(tao25-(x1*tao15*g15+x2*g25*tao25+x3*g35*tao35+2*x4*g45*tao45)/(x1*g15+x2*g25+x3*g35+2*x4*g45+x5))-x2/(x1+x2)*x3/(x2+x5*exp(-0.2*tao5323))*x5*tao5323*exp(-0.2*tao5323)/(x2+x5*exp(-0.2*tao5323))+x1/(x1+x2)*2*x4*exp(-0.2*tao2414)/(x1+x2*exp(-0.2*tao2414)+x5*exp(-0.2*tao5414))*(tao2414-(x2*tao2414*exp(-0.2*tao2414)+x5*tao5414*exp(-0.2*tao5414))/(x1+x2*exp(-0.2*tao2414)+x5*exp(-0.2*tao5414)))-x2/(x1+x2)*2*x4/(x1*exp(-0.2*tao1424)+x2+x5*exp(-0.2*tao5424))*(x1*tao1424*exp(-0.2*tao1424)+x5*tao5424*exp(-0.2*tao5424))/(x1*exp(-0.2*tao1424)+x2+x5*exp(-0.2*tao5424));
conststr A=-61.44534*exp(T/273.15-1)+2.864468*(exp(T/273.15-1))^2+183.5379*ln(T/273.15)-0.6820223*(T-273.15)+0.0007875695*(T^2-(273.15)^2)+58.95788*(273.15/T);
conststr I=0.5*(x1+x2+x3+4*x4);
conststr M=(n2*98+x5*18)/(n2+x5);
conststr lnr12=-sqrt(1000/M)*A*(2/14.9*ln(1+14.9*sqrt(I))+(sqrt(I)-2*I^1.5)/(1+14.9*sqrt(I)));
conststr lnr22=-sqrt(1000/M)*A*(2/14.9*ln(1+14.9*sqrt(I))+(sqrt(I)-2*I^1.5)/(1+14.9*sqrt(I)));
conststr r1=exp(lnr11+lnr12);
conststr r2=exp(lnr21+lnr22);
Function 0.189=r1*x1/(r2*x2);
Data;
0.01073        0.003444        0.00477                0.01417        0.0009472        0.9798        289.10
0.01166        0.002988        0.004278        0.01465        0.0009463        0.9789        292.65
0.01249        0.002595        0.003825        0.01508        0.0009455        0.9781        296.55
0.01459        0.001654        0.002626        0.01624        0.0009435        0.9760        307.05
0.01621        0.0009806        0.001647        0.01719        0.0009419        0.9744        317.75
0.01712        0.0006286        0.001079        0.01774        0.0009411        0.9735        323.05
0.01804        0.0002739        0.00049                0.01831        0.0009402        0.9726        328.95
0.01924        5.184E-13        9.564E-13        0.01888        0.0009390        0.9714        336.65
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dingd

铁杆木虫 (职业作家)

【答案】应助回帖

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ssmile37: 金币+5, ★有帮助 2012-10-12 20:50:43
把正确的拟合公式贴出来,指明哪个是自变量、哪个是因变量。
4楼2012-10-11 15:06:32
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dingd

铁杆木虫 (职业作家)

【答案】应助回帖

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感谢参与,应助指数 +1
csgt0: 金币+1, 欢迎交流 2012-10-11 09:39:15
ssmile37: 金币+5, ★有帮助, 谢谢参与 2012-10-12 20:51:08
其它的没细看,但这句:
Function 0.189=r1*x1/(r2*x2);

对拟合而言有问题吧?等式左边应该是因变量出现才对。
2楼2012-10-11 08:46:51
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ssmile37

铁虫 (小有名气)

引用回帖:
2楼: Originally posted by dingd at 2012-10-11 08:46:51
其它的没细看,但这句:
Function 0.189=r1*x1/(r2*x2);

对拟合而言有问题吧?等式左边应该是因变量出现才对。

嗯,因变量在左边也有同样的问题
只要相信,总会有奇迹
3楼2012-10-11 11:35:09
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ssmile37

铁虫 (小有名气)

引用回帖:
4楼: Originally posted by dingd at 2012-10-11 15:06:32
把正确的拟合公式贴出来,指明哪个是自变量、哪个是因变量。

已经解决了,谢谢
只要相信,总会有奇迹
5楼2012-10-12 20:50:33
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