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3Â¥: Originally posted by dingd at 2016-03-13 21:00:14
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Variable x,y;
Parameter a,b,c,d;
Constant h=6.626196*10^(-34);
Constant f=3*10^(10);
Constant k=1.3806488*10^(-23);
Constant m=h*f/k;
Function y=a*exp(-3*d*int(3.27*10^(-6)+3.25*10^(-9)*t,t=0,653))+b*(1+2/(exp(a*m/(2*x))-1))+c*(1+3/(exp(a*m/(3*x))-1)+3/(exp(a*m/(3*x))-1)^2);
Data;
203        768.463
253        767.922
303        767.39
353        766.649
403        765.744
428        765.285
453        764.664
478        764.044
503        763.397
528        762.797
553        762.171
603        761.024
653        759.803
5Â¥2016-03-13 21:17:04
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