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T Hafid


Last seen: 4 months ago |  Active since 2022

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using polyval with one of the polynomials of a spline obtained with the unmkpp command, the results do not overlap! Why?
I first interpolated some data using the spline command. Then I calculated the coefficients of the different cubic polynomials t...

5 months ago | 3 answers | 0

3

answers

Answered
Problem with polyfit command (R2015a)
I don't understand this answer. What does the polyval command have to do with me. I didn't use the polyval command. In the las...

6 months ago | 0

Question


Problem with polyfit command (R2015a)
Below is a small script for using the polyfit command but surprisingly the last command gives me a completely wrong polynomial p...

6 months ago | 2 answers | 0

2

answers

Answered
Calculation of Phase margin
My version of Matlab 2015a gives me a single value for the gain margin and not two identical values as in your case. I must say...

2 years ago | 0

Question


Calculation of Phase margin
Please, I would like to ask a control system toolbox expert a question. Solving an exercise in which we are asked to calculate t...

2 years ago | 2 answers | 0

2

answers

Answered
Help please, I want to avoid a warning message.
Warning: Error updating Text. String must have valid interpreter syntax: $ \it {G1(s)=\frac{\frac{s}{2} + \frac{1}{2}}{s ...

2 years ago | 0

Question


Help please, I want to avoid a warning message.
The following Matlab script produce a correct result but with a long warning red text: ----------------------------------------...

2 years ago | 3 answers | 0

3

answers

Question


Matlab 2015a Script to solve the equation w=-tan(0.8*w)
To solve the equation symbolically or numerically, I wrote the following script (Matlab 2015a): %------------------------------...

2 years ago | 1 answer | 0

1

answer