'for loop' summation containing symbolic variable
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I tried to carry out a summation in 'for loop' which has symbolic variable in it. but it is showing some errors. I am attaching my script file. Please tell me where I am getting wrong.
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Stephan
on 18 Jan 2019
Edited: Stephan
on 18 Jan 2019
Hi,
some bugs - try:
clear
syms n
Cs=1000;
k=1e8;
D=1e-3;
t=linspace(1e-7,1e-5);
w2n=(n.^2)*pi^2*D/4;
g=((1-(-1).^n)./(n.^2)).*(exp(-w2n.*t)+(k.*(1-(1+w2n.*t).*exp(-w2n.*t)))./(w2n+k.*(1-exp(-w2n.*t))));
sum1 = symsum(g,n,1,250);
plot(t,(1+Cs*(1-(sum1.*4/pi^2))))
Best regards
Stephan
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