Zoltán Csáti

Université libre de Bruxelles

Last seen: environ un an il y a | Actif depuis 2012

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

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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...

plus de 4 ans il y a | 10

Question

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...

environ 6 ans il y a | 1 réponse | 0

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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...

plus de 6 ans il y a | 1

Question

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...

presque 7 ans il y a | 1 réponse | 0

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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...

presque 7 ans il y a | 1 réponse | 0

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A soumis

githubFetch
Download file from GitHub with MATLAB

environ 7 ans il y a | 3 téléchargements |

Question

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.

environ 7 ans il y a | 1 réponse | 0

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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...

environ 7 ans il y a | 1 réponse | 0

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A résolu

Pernicious Anniversary Problem
Since Cody is 5 years old, it's pernicious. A <http://rosettacode.org/wiki/Pernicious_numbers Pernicious number> is an integer w...

environ 7 ans il y a

A résolu

The 5th Root
Write a function to find the 5th root of a number. It sounds easy, but the typical functions are not allowed (see the test su...

environ 7 ans il y a

Question

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...

plus de 7 ans il y a | 1 réponse | 0

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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...

plus de 7 ans il y a | 2 réponses | 1

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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,...

plus de 7 ans il y a | 1 réponse | 0

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collinear
Determines if points are collinear

presque 8 ans il y a | 3 téléchargements |

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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...

presque 8 ans il y a | 1 réponse | 1

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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...

environ 8 ans il y a | 1 réponse | 2

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Question

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...

presque 9 ans il y a | 1 réponse | 0

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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...

presque 9 ans il y a | 1 réponse | 0

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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...

environ 9 ans il y a | 1 réponse | 0

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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...

plus de 9 ans il y a | 1

| A accepté

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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...

plus de 9 ans il y a | 1 réponse | 1

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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 (...

plus de 9 ans il y a | 1 réponse | 0

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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...

plus de 9 ans il y a | 1 réponse | 0

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Fourier differentiation
Fourier spectral differentiation of a periodic real function

plus de 9 ans il y a | 1 téléchargement |

Question

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

plus de 9 ans il y a | 1 réponse | 0

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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...

plus de 9 ans il y a | 1 réponse | 0

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Computational cost for Cramer's rule
Demonstrate the huge cost of Cramer's rule on a system of linear equations.

presque 10 ans il y a | 1 téléchargement |

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Chebyshev to monomial basis
Chebyshev to monomial basis conversion

presque 10 ans il y a | 1 téléchargement |

A soumis

Monomial to Chebyshev basis
Monomial to Chebyshev basis conversion

presque 10 ans il y a | 1 téléchargement |

Réponse apportée
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 ...

presque 10 ans il y a | 0

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Zoltán Csáti

Université libre de Bruxelles

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