Brian

Actif depuis 2013

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Does anyone know why the matrix dl is returning an empty matrix in this code?
Hello, I am building a GUI to take import the geometry from the PDE toolbox. A button opens the PDE toolbox and makes the geome...

plus de 12 ans il y a | 1 réponse | 0

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How do I pass a value out of a GUI when button is pressed? The value must be available to another m file
For reference to anyone with the same problem: Use global. It may or not be bad programming practivce but it works. global has t...

plus de 12 ans il y a | 0

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Question

How do I pass a value out of a GUI when button is pressed? The value must be available to another m file
Hello, I am making a GUI which adds rows to a matrix in one part. I want the matrix to be available to another m-file when I ...

plus de 12 ans il y a | 3 réponses | 0

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How would I make a pop up menu of varying length depending on the problem? (corresponds to the number of columns in a matrix)
Hello, I need to send values to a function. I would like to pass on the column with two other values from an edit text box. T...

plus de 12 ans il y a | 2 réponses | 0

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Question

Is it possible to use a popup menu to select columns in a matrix and then apply a function to the selected column?
Hello, Need to apply my own boundary conditions to different parts of a geometry from the decomosed matrix, dl. Can I select ...

plus de 12 ans il y a | 1 réponse | 0

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Question

Is there any way to export boundary conditions g1 and g2 without meshing the area (required for assemb)?
I am trying to write a GUI which will use a different mesh from the triangular mesh from the pde toolbox. Is it possible to expo...

plus de 12 ans il y a | 1 réponse | 0

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Question

Is there an alternative to "find" for non-integer values?
Hi, I need to find all the coordinates in a nx2 matrix which have a certain (x) value. All the coordinates are non-integer so...

plus de 12 ans il y a | 1 réponse | 0

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Question

Is there a way to plot the name of a point on a figure when it is plotted?
Hello, I need to change this code so that I can plot some of the node names next to the plotted nodes on the figure when it i...

plus de 12 ans il y a | 1 réponse | 0

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Question

How would I add functionality to a button added to the PDE toolbox?
Hello, I have added a button to the pdetoolbox in a edited separate m file by copying the text above for the zoom buttong and...

plus de 12 ans il y a | 1 réponse | 0

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Question

"Not enough input arguments" in a function, variables are in workspace. Any help please?
I couldn't find anything like this on the forum. Sorry, this is basic. The variables are in the woekspace. The code is: fun...

plus de 12 ans il y a | 2 réponses | 0

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More efficient code for placing variables in one line?
Hi, I've been looking for a while but I can t find any solution. Is there surely a better way than this to define elements: ...

plus de 12 ans il y a | 1 réponse | 0

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Question

is there a more efficient way to omit certain characters from a string without using loops?
Hello. I have to take out characters from a string. I am using strrep. : newsf = strrep(sf, 'C', ''); newsf = strrep(...

plus de 12 ans il y a | 1 réponse | 0

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Question

Is it possible to change the mesh in the PDE toolbox to a polygonal one and keep boundary conditions?
There is another meshing algorithm which I need to use to mesh using the midpoint of the triangular elements. Is there any way o...

plus de 12 ans il y a | 1 réponse | 0

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Question

Loop for function variable
Hello, I need to set up a loop which will return the answers of a different function. What is the syntax to call the variable...

plus de 12 ans il y a | 1 réponse | 0

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Question

how do I declare a variable matrix of any size?
Hi, I need to export geometry from the PDE toolbox without using the menu at the top (using command line). When I use decsg, ...

presque 13 ans il y a | 1 réponse | 0

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Question

editing pdetool.m: button added, how to launch m file and export geometry?
Hello, I have added a button to the PDE toolbox and I am trying to add functionality to it. How can I get the button to launch ...

presque 13 ans il y a | 1 réponse | 0

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Question

GUIDE and selecting functions to apply on data
I need to make a GUI in which different functions can be selected from a pop-down menu to work with data already loaded into the...

presque 13 ans il y a | 2 réponses | 0

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