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Jordi van Selm


Last seen: 9 days ago |  Active since 2022

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Question


pendulum with air resistance in simulink
I'm trying to recreate a pendulum wave through a scope in simulink. Consider the following formula: with g = 9.81 (gravity ...

1 year ago | 1 answer | 0

1

answer

Question


vpasolve gives me only 1 x-value of intersection
I would like to get all 4 points of intersection on the domain -2 < x < 2, but my code is only giving me only 1 value ( exp(x^2...

1 year ago | 2 answers | 0

2

answers

Question


Error: Too many functions when plotting series
x=[0:pi/100:2*pi]; figure; syms k; syms f(x); S1 = symsum((1/k)*sin(k*x),k,1,Inf); S2 = symsum((1/(2*k-1))*sin((2*k-1)*x),...

1 year ago | 2 answers | 0

2

answers

Question


"Matrix dimensions must agree" when trying to plot the sum of a sin function
x=[-pi:pi/100:2*pi] figure for n=20 m = (1:n).'; s2 = sin((2*m-1)*x)/(2*m-1); plot(x,s2, 'displayname', "\alp...

1 year ago | 1 answer | 0

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