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Ricardo Boza Villar


ETSI US Seville

Actif depuis 2015

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Trying my script in another MATLAB release
Hi, I have *MATLAB R2015b*, and I have a script I would like to test in another *MATLAB* release, to see if it still works. I ...

plus de 7 ans il y a | 3 réponses | 0

3

réponses

Question


'help' information regarding 'local2globalcoord'
Hi, I've been working with 'local2globalcoord'. I saw the example given when I typed 'help local2globalcoord' on the workspace. ...

plus de 7 ans il y a | 1 réponse | 0

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Question


Questions regarding plots and displays
Hi. I've been working on this code that calculates the velocity field of the boundary layer that appears around an ellipsoid whe...

plus de 7 ans il y a | 1 réponse | 0

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A répondu
Where is the problem with these statements related to function 'interp1' with option 'pchip'?
Oh my, oh my! Thank you

presque 8 ans il y a | 0

Question


Where is the problem with these statements related to function 'interp1' with option 'pchip'?
When I write this on the workspace I get an error: x=[0 2 8 5 6 8 9 11 12 14 15]; y=[10*ones(1,6) 10.5 15 50 60 85]; ...

presque 8 ans il y a | 2 réponses | 0

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A répondu
How can I treat a symbolic function in this script related to lagrangian interpolation
I was proud of the result, so I had to post it here. After some minor changes, this is what I got: Thanks again. % Thi...

presque 8 ans il y a | 0

A répondu
Problem with the plot of function besselj.
Thank you

presque 8 ans il y a | 0

Question


Problem with the plot of function besselj.
I have this code: nu=1; whitebg('k') x=0:1e-3:9; for n=1:4 paso=1/2^(n-1); y1=besselj(nu,x); ...

presque 8 ans il y a | 2 réponses | 0

2

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A répondu
How can I treat a symbolic function in this script related to lagrangian interpolation
Thank you

presque 8 ans il y a | 0

Question


How can I treat a symbolic function in this script related to lagrangian interpolation
I have described what the script is intended to do with commentary (time spent to solve the problem 15~20 minutes max, I promise...

presque 8 ans il y a | 3 réponses | 0

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Question


How should I write this fprintf in order for it to work?
I have this: lambda=2; fprintf(['%%%%%%%%%%%%%%%'... ' lambda=%d '... '%%%%%%%%%%%%%%%\...

presque 8 ans il y a | 2 réponses | 0

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A répondu
How to get rid of some output from function 'fsolve' on the workspace.
Thank you!

presque 8 ans il y a | 0

Question


How to get rid of some output from function 'fsolve' on the workspace.
I have written 3 scripts to solve a math problem, 'a49fun', 'a51fun', and the program 'a50'. When I run 'a50', I get some info...

presque 8 ans il y a | 2 réponses | 0

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A répondu
Why doesn't the color vector work here?
Thank you both for your answers. The problem is solved, but I'd like to ask something else. Is it me or when I have several para...

environ 8 ans il y a | 0

Question


Why doesn't the color vector work here?
I'm plotting a math function with a customized grid, but the color of the latter is black, whereas I've defined it as grey. Why ...

environ 8 ans il y a | 3 réponses | 0

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A répondu
Can anyone tell me how to implement and determine a slope for a curve ?
Maybe this can help you: <</matlabcentral/answers/uploaded_files/46338/IMG_20160228_002832%20(2).jpg>>

environ 8 ans il y a | 0

A répondu
¿How can I get the value of a variable that is inside a function?
That's right, it seems like a lot of effort (relatively, of course ;)). Thanks for contributing with another point of view, anyw...

environ 8 ans il y a | 0

Question


¿How can I get the value of a variable that is inside a function?
I would like to know how I can get the value of matrix A (random) on the command window without doing this: function []=a1...

environ 8 ans il y a | 3 réponses | 0

3

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A répondu
Question about the '@' symbol.
Ok, thanks to you both.

presque 9 ans il y a | 0

Question


Question about the '@' symbol.
This is quite a simple question but I don't know what f=@(x)(x.^5.*sin(x)) does. Could you explain it to me? I'v...

presque 9 ans il y a | 3 réponses | 0

3

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A répondu
Error message in a program to solve a non-linear system of equations
I don't believe it! After reading your message I realised that I had written ones(n) while in fact it was eye(n). Silly mistake....

presque 9 ans il y a | 0

Question


How can I convert MATLAB code into C code?
How can I convert MATLAB code into C code easily? Is there a toolbox or something?

presque 9 ans il y a | 2 réponses | 1

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Problems with the forum webpage?
Why am I having problems with the forum page? The 'log-in' button appears in Chinese and when I ask a question the letters are n...

presque 9 ans il y a | 1 réponse | 0

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Question


Error message in a program to solve a non-linear system of equations
I would like to know why I receive an error message telling me that the matrix used to solve the problem is singular to working ...

presque 9 ans il y a | 2 réponses | 0

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Question


How can I avoid the fill-in problem?
I would like to know if there is a way to avoid the fill-in problem adding some code lines to the script. The thing is that whe...

presque 9 ans il y a | 2 réponses | 0

2

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Question


How can I obtain parameters K' and tau in transfer function G2?
I have a transfer function and I need to approximate it for another which is simpler, a linear one. So I have: U1=[K K*c]...

environ 9 ans il y a | 1 réponse | 0

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Question


How can I select a default folder?
I have a problem with selecting the default folder that MATLAB displays on the left when I open it. I would like to change it fo...

environ 9 ans il y a | 2 réponses | 0

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