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Zoltán Csáti


Université libre de Bruxelles

Last seen: 7 Monate vor |  Aktiv seit 2012

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Professional Interests: differential equations, fluid mechanics, extended finite element method, MATLAB

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Beantwortet
What frustrates you about MATLAB? #2
Before I started using Python this year, I was a happy MATLAB user. I still like MATLAB because I am efficient in it, but here a...

fast 4 Jahre vor | 10

Frage


MATLAB returns empty string from C-MEX file
I have an external C function which takes a double pointer and returns a char. The problem is that when I interface that functio...

mehr als 5 Jahre vor | 1 Antwort | 0

1

Antwort

Beantwortet
2D Voronoi Diagram with Periodic Boundary Conditions
If you want to create a periodic 2D Voronoi tessellation, the main steps are the following: 1. Create the seeds on the orig...

fast 6 Jahre vor | 1

Frage


Smallest non-zero eigenvalue for a generalized eigenvalue problem
I have two matrices, *A* and *B*, for which I want to solve the generalized eigenvalue problem *Ax*=lambda* *Bx*. In fact I only...

etwa 6 Jahre vor | 1 Antwort | 0

1

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Frage


Fast ismember for object arrays
I have an object oriented code which calls the _ismember_ function many times. I saw forum discussions recommending the unducume...

mehr als 6 Jahre vor | 0 Antworten | 0

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Frage


Progress bar for file download
I would like to know how much of a file is downloaded when using *urlwrite*. It gives indication to the user about the process.

mehr als 6 Jahre vor | 0 Antworten | 0

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Frage


Graphical issues when opening an OpenGL program from MATLAB
I use the finite element visualizer *GLVis*, based on OpenGL. When I run it from the terminal, it works as it should. However, w...

mehr als 6 Jahre vor | 0 Antworten | 0

0

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Frage


parfor results core dump
MATLAB R2015b crashes on 64 bit Linux. I managed to track the cause of failure to this chunk of code values = cell(1, nElem...

mehr als 6 Jahre vor | 0 Antworten | 0

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Frage


Observe graphics object added to the axes
I have an axes object which contains several child objects (lines, patches, etc.). I have a function which sets the callback fun...

mehr als 6 Jahre vor | 2 Antworten | 1

2

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Frage


Should I indicate no input arguments to a function?
Suppose I have a function which requires no inputs. Should I indicate it with parentheses () or leave it naked? Both cases work,...

fast 7 Jahre vor | 1 Antwort | 0

1

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Frage


Why does the function 'details' show more than 'disp' for objects?
According to the documentation, the 'details' function provides more information when the input is an object than 'disp'. Howeve...

mehr als 7 Jahre vor | 1 Antwort | 1

1

Antwort

Frage


Test suite for regular expressions
Where could I find a test package for regular expressions in MATLAB? There are many in different languages, but the MATLAB synta...

mehr als 7 Jahre vor | 1 Antwort | 2

1

Antwort

Frage


Where is MATLAB's function browser in the Editor?
In older MATLAB releases (e.g. 2011a), there was an icon in the Editor which popped up the functions seen in an m-file so that I...

etwa 8 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


Return output from the main function after a specific callback
I am building a GUI programatically. I created a *_main_* function which sets the GUI objects and their callback definitions. Af...

mehr als 8 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


Dependent property is shown in the variable editor even before its get method
I have a class with a dependent property. But even before I invoke its get method, its value is shown in the Variable Editor. Ho...

mehr als 8 Jahre vor | 1 Antwort | 0

1

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Beantwortet
How to assign pointers to an object's property?
After thorough discussions, the answer can be found on <http://stackoverflow.com/questions/33543906/how-to-assign-pointers-to-an...

mehr als 8 Jahre vor | 1

| akzeptiert

Frage


How to assign pointers to an object's property?
I want to create a finite element object oriented program. I have a class *Node*. Since the nodes in a finite element mesh (repr...

mehr als 8 Jahre vor | 1 Antwort | 1

1

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Frage


How to call subclass constructor
I have a class *mesh1D*. I want to create an another class, called *crack* to be the subclass of *mesh1D*. My subclass has one (...

mehr als 8 Jahre vor | 1 Antwort | 0

1

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Frage


How to efficiently update an image if one matrix element is changed
I have a matrix in which I change only one element in every iteration of a loop. I want to display that matrix as an image using...

fast 9 Jahre vor | 1 Antwort | 0

1

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Frage


File path containing %
I would like to get the path for directories containing % (like %MATLAB_ROOT%, %APPDATA%, etc.) in Windows. However, functions l...

fast 9 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


Can I use Visual Studio 2013 with MATLAB R2011a unofficially?
Has anyone experience if one can use the Microsoft Visual Studio 2013 compiler with MATLAB R2011a using <http://www.mathworks.co...

etwa 9 Jahre vor | 1 Antwort | 0

1

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Beantwortet
rand matrix for FM
I recommend you to generate the matrix of the required size and then modify one element of it so that the sum holds. E.g. A ...

mehr als 9 Jahre vor | 0

Beantwortet
How can i solve these systems of ODE
Well, you have to solve the system of BVPs several times for each different values of Gr, Pr and Sc. Then you can plot the data ...

mehr als 9 Jahre vor | 0

Beantwortet
how to do 1d vector deletion?
% First, delete from index 20000 to 50000 v = v(1:19999); % Delete the index containing the value 132 v = v(v~=132);

mehr als 9 Jahre vor | 0

Beantwortet
What is the benefit of using a function handle?
The two statements are not the same. The first one defines a function while the second one is an equality. The two identical for...

mehr als 9 Jahre vor | 0

Beantwortet
having trouble to insert text in GUI table
It is because you supplied a string. Convert it to number. edit1 = str2num(edit1); edit1 = ceil(edit1); ...

mehr als 9 Jahre vor | 0

Beantwortet
How can i solve these systems of ODE
These are typical boundary layer equations. There are several strategies to tackle it. The two main solution methods: truncate i...

mehr als 9 Jahre vor | 0

| akzeptiert

Beantwortet
open external programs via matlab
If you want to open an external file outside MATLAB, use the <http://www.mathworks.com/help/matlab/matlab_env/run-external-comma...

mehr als 9 Jahre vor | 3

Beantwortet
How to call matlab built-in common functions, such as open, save as, in GUI?
If you want to close the figure, do not click on Exit, but on Close. If you want to save something inside the GUI, use <http://...

mehr als 9 Jahre vor | 0

Beantwortet
How to avoid a vertical line at discontinuity point?
I advise you to handle the subintervals distinctly and plot them independently from each other. In that case no vertical (more p...

mehr als 9 Jahre vor | 0

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