Community Profile

Zoltán Csáti

Université libre de Bruxelles

Last seen: 2 months ago Active since 2012

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...

2 years ago | 9

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...

4 years ago | 1 answer | 0

1

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...

4 years ago | 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...

5 years ago | 1 answer | 0

1

Question

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...

5 years ago | 0 answers | 0

0

Submitted

githubFetch

Question

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

5 years ago | 0 answers | 0

0

Question

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...

5 years ago | 0 answers | 0

0

Solved

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...

5 years ago

Solved

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...

5 years ago

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...

5 years ago | 0 answers | 0

0

Question

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...

5 years ago | 2 answers | 1

2

Question

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,...

5 years ago | 1 answer | 0

1

Submitted

collinear
Determines if points are collinear

Question

According to the documentation, the 'details' function provides more information when the input is an object than 'disp'. Howeve...

6 years ago | 1 answer | 1

1

Question

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...

6 years ago | 1 answer | 2

1

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...

7 years ago | 1 answer | 0

1

Question

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...

7 years ago | 1 answer | 0

1

Question

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...

7 years ago | 1 answer | 0

1

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...

7 years ago | 1

| accepted

Question

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...

7 years ago | 1 answer | 1

1

Question

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 (...

7 years ago | 1 answer | 0

1

Question

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...

7 years ago | 1 answer | 0

1

Submitted

Fourier differentiation
Fourier spectral differentiation of a periodic real function

Question

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

7 years ago | 1 answer | 0

1

Question

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...

7 years ago | 1 answer | 0

1

Submitted

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

Submitted

Chebyshev to monomial basis
Chebyshev to monomial basis conversion

Submitted

Monomial to Chebyshev basis
Monomial to Chebyshev basis conversion