How can I plot this equation in matlab?

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harsh patel
harsh patel 2016-10-15
回答： Pritesh Shah 2016-10-15
u(x,t)=2/π ∑_(n=1)^∞[((2-2 cos(nπ)-πnsin(nπ))/n^3)*e^(-n^2 t)*sin(nx)] For n = 1 to 20, x = 0 to pi and t= 0 to 3. Also I need to plot 2D graph for this same equation for u versus x and u versus t.

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回答（1 个）

Pritesh Shah
Pritesh Shah 2016-10-15
USe for loop for n. X and t can be vector.
t=0:0.01:3;
x=0:(pi/100):pi;
for n=1:20
end

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