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Ohad Shapira


Last seen: 2 years ago |  Active since 2020

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Rank on symbolic matrices
Hey all, I'm trying to figure out the rank of several (sym) matrices that I am working on and the built-in 'Rank' function gi...

3 years ago | 1 answer | 0

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Question


Get coeffs of exponents
How can I get the coeffs of exponents? for example: A=-1*exp(t*w*-1i)/2 + exp(t*w*1i)/2 - exp(t*w*2i)/2 + exp(t*w*-2i)/2 I ...

3 years ago | 1 answer | 0

1

answer

Question


Matrix symmetric by 2x2 blocks
Hello everyone, I need to extract from 2n by 2n matrix the symetric and skew-symetric 2x2 blocks. For example, for given A: A...

4 years ago | 0 answers | 1

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Question


Same elements in cells on diag of a matrix
Hello there, I'm using syms and I have several polynoms in each of my mtrix cells, I want to find out what are the common elem...

4 years ago | 1 answer | 0

1

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Question


Find the symmetric and skew-symmetric matrices by 2x2 blocks
Hello everyone, I need to extract from 2n by 2n matrix the symetric and skew-symetric 2x2 blocks: For example, for given A: A...

4 years ago | 1 answer | 0

1

answer

Question


Matrix symbolic calculation doesn't simplify expressions
When using syms in matrix, after matrix multipication I get expressions like that: >> A5(3,3) ans = - (2^(1/2)*((2^(1/2...

4 years ago | 1 answer | 0

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answer