Problem with plotting functions

2019 11 7
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更新时间：2019 11 7
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Hey! I have been working ith this exersice for a long time and it is the first time i work with plotting this type of functions. Could someone please help with how to do this?
I need espacially help with b and c

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Stephen23
Stephen23 2019-11-7
What have you tried so far?
(Please write comments as comments. The answers are for answering the question).
Jacob Andréasson
Jacob Andréasson 2019-11-7
I need espacially help with b and c on question 2
Jacob Andréasson
Jacob Andréasson 2019-11-7
x=0:0.1:6;
t=0:0.1:10;
syms n
F1=symsum((1/(n^2))*sin(n*pi/2)*cos(n*pi*t/6)*sin(n*pi*x/6),n,0,Inf)
u=(8/(pi^2))*F1;
plot3d(x,t,u)

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