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Question
Cosine/Sine polynomial summation: Ordinary sum vs. Clenshaw summation
Hi all, I'm interested in knowing whether it is advantageous, specifically in matlab, to sum a cosine/sine polynomial using t...
10 years ago | 0 answers | 0
0
answersQuestion
TriScatteredInterp - Edge constraints for periodic data?
Hello, I try to perform an interpolation on 3D scattered data (data that is gathered on a 3D irregular mesh grid) to a regula...
11 years ago | 0 answers | 0
0
answersSolved
Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...
12 years ago
Solved
Determine if input is odd
Given the input n, return true if n is odd or false if n is even.
12 years ago
Solved
Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...
12 years ago
Finding multiple values in matrix
Hi, 'Logical indexing' (<http://www.mathworks.nl/help/matlab/math/matrix-indexing.html#bq7egb6-1>) and 'sum() or mean()' shou...
12 years ago | 0
Out of memory at the end of simulation
Hi Peter, Do you run the 32-bit or 64-bit version of matlab? You can check the maximum allowed memory that you can adress on ...
12 years ago | 0
Question
Scaled spherical bessel functions
Hi all, Does anyone know about routines that compute - preferably scaled - spherical bessel functions of the first and second...
12 years ago | 1 answer | 0
1
answerQuestion
Using parfor on a single quad-core?
Hi all, Does anyone have an idea whether its advantageous to use a parforloop on a single quadcore? I have some code that cal...
12 years ago | 0 answers | 0
0
answersAborting callback execution in GUI - Drawnow error
Thanks for this example! This works indeed. I was thinking of using try catch because one iteration takes a long time (due to a...
12 years ago | 0
Question
Aborting callback execution in GUI - Drawnow error
Hi all, I'm working on a GUI, where I have one task that is very computationally intensive. Therefore I want to add a button ...
12 years ago | 2 answers | 0
2
answersQuestion
Solving a linear but ill-posed linear system
Hi, I encountered some numerical problem. I Have a simple exact linear system looking like this: [9.8117e-9 - 3.5...
12 years ago | 0 answers | 0
0
answersOptimizing computing double integrals by elementwise matrix operations
Hi, As far as I've tried, using integral2 does not solve to problem. As I suspected you can't input a matrix to the function....
12 years ago | 0
Question
Optimizing computing double integrals by elementwise matrix operations
Hi all, I wrote my own function to calculate the double integral of a function, here referred to as 'fun(x,y)' between the bo...
12 years ago | 2 answers | 0
