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Change the period/frequency of a Van der Pol Oscillator
Alexis Contrears R - 2023-03-30

  Hello everyone,   I'm having a trouble/issue changing the frequency of a van der Pol oscillator and getting an specific shape of the plot.   I'm ...

Plotting 3D by rotate 2D plot around y-axis
Tuan - 2023-03-30

I have a question to draw a 3D cup of coffe (no need to draw a handle). I think to be easy we need to draw 2 parabol ( inner and outter ) , the upper ...

Replace table elements in more than one row
Davindra Usov - 2023-03-29

Hi,   I have outputted a vector (V) which contains the row indices of elements in a table (T) that contain the string 'rpm'.   T has 3 columns and I...

Need to test the validity of an application handle
Richard - 2023-03-29

I call a data application from my main application and store the data app handle in a main app local variable.. The data app has a Close button which ...

Is there an offline html document download for matlab?
cui - 2023-03-29

Is there an offline html document download for matlab? What I know so far is that matlab software comes with local html official documents can be acce...

Newton-Raphson algorithm stuck running after 4 or 5 iterations
eqq - 2023-03-29

Code:   %% initial setup syms x real f = x^5-2*x^3+4*x+2; error_lim = 1e-5; %% newton raphson d_f = diff(f); m = 5; disp(m) % iterate till root is fo...

Why do I get a connection error when installing or activating MATLAB or other MathWorks products?
Ambelu - 2023-03-28

I get an error that I cannot connect to MathWorks when running the MathWorks installer or the activation client; however, I can access the website. Wh...

Why am I continuously prompted to activate when I try to launch MATLAB?
Lucas - 2023-03-24

I am trying to activate and use MATLAB. Every time I start MATLAB, it prompts me to activate, even though I complete the process and it states activat...

pid tunnig with non unity feedback
metchat aissa - 2023-03-24

Hello, I would like to know what the code would be to obtain the PID values for the sys below, with G , H are two tranfers functions and C is the pid ...

How to Get Intermediate Signal of Block Diagram for Control System?
Ian O'Neill - 2023-03-24

Hi, I have a block diagram (included below) of a control system for a mass damped cart and a PID control system. I have set up the system and solved f...

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