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Duc Anh Le


Last seen: Today
9 total contributions since 2019

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Question


Eigenvectors and the null function
I have a matrix D and I want to find eigenvectors using the null-function and known eigenvalues: D = [2 -1; -1 3]; ...

13 hours ago | 1 answer | 0

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answer

Question


Divide and conquer SVD algorithm
I'm trying to implement Divide and Conquer SVD, but my code is not working. Can somebody help me fix it? Thanks. EDIT: Note t...

8 days ago | 0 answers | 0

0

answers

Question


Sum of series with a variable
I have the function , where are i-th components of given vectors respectively. I need to implement it Matlab and find the root...

9 days ago | 1 answer | 0

1

answer

Question


Does there exist a QL decomposition?
I've read about the QR-decomposition and I wonder if there is an algorithm that does the factorization is a lower triangular ma...

2 months ago | 1 answer | 0

1

answer

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Givens rotation QR decomposition
I'm trying to create a function that computes the Givens Rotation QR decomposition, following this pseudo-code. function [...

2 months ago | 1 answer | 0

1

answer

Question


Plot doesn't show anything
I'm trying to plot the orbit diagram of the logistic map, but the plot doesn't show anything. There are no error messages, so I'...

4 months ago | 1 answer | 0

1

answer

Question


Computational time of qr, svd and eig?
How does the time for qr depend on the dimensions of the matrix m and n (does it depend on on the type of linear systems: overd...

11 months ago | 1 answer | 0

1

answer

Question


How does the time for the backslash operator depend on the type of linear systems?
How does the time for the backslash operator depend on the type of linear systems (overdetermined and underdetermined)? Does it...

11 months ago | 0 answers | 0

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answers

Question


How to generate random matrices that are rank-deficient by generating their SVD first?
How to generate random matrices that are rank-deficient by generating their SVD first?

11 months ago | 1 answer | 0

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