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Pier Giorgio Petrolini


Last seen: 3 years ago |  Active since 2020

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Code not coming out of if statement.
Hello Steve, Is it that what you were looking for ? clear all , clc, format compact L = 30; m = 68.1; c_d = 0.25; k = 40...

3 years ago | 0

Answered
Writing a matrix to Excel
Hello Lennard, have you tried to use "writetable" instead of "writematrix" ? I've never had this problem with the other function...

3 years ago | 0

Answered
how to overcome error: Index in position 1 is invalid. Array indices must be positive integers or logical values.
Hello, the problem is basically that the variable "e" after calculations has some decimals (zeros), and you can't use it as it i...

3 years ago | 1

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Solved


Solve a System of Linear Equations
*Example*: If a system of linear equations in _x&#8321_ and _x&#8322_ is: 2 _x₁_ + _x₂_ = 2 _x₁...

3 years ago

Answered
I am trying to plot two functions in one plot (not working)
Hello Mahmoud, I can't see all your code, so I have to assume that all the rest is correct and, that you need to plot the func...

3 years ago | 1

| accepted

Answered
How to plot particle trajectories and normalise to 0,0 origin?
Hello Amadeus, I tried to solve your problem in the following way : 1) Convert the dataset in a table; 2) Find all the points ...

3 years ago | 1

Answered
Solving 54 linear equations
Hello, you can use the strong point of MATLAB that is operating with arrays. I'm not sure I understand the probem you're facing...

3 years ago | 0

| accepted

Answered
Solving system of 3 non-linear equations.
I hope it can be already helpfull... syms x y z eq1=exp(x)+sqrt(y)-z.^3-2 eq2=x.^2-y-z-5 eq3=x+exp(y-1)+z-7 eqs = [eq1, e...

4 years ago | 1