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Kenneth Johnson


KJ Innovation

Last seen: mer än ett år ago |  Active since 2011

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Answered
Why does pagemldivide not give Singular Matrix warnings?
Summary of response from Technical Support: The 'help' for 'pagemldivide' states that the function never warns for ill-condit...

mer än 2 år ago | 0

| accepted

Question


Why does pagemldivide not give Singular Matrix warnings?
The new pagemldivide function in R2022a Prerelease (I think also in Parallel Computing Toolbox) doesn't give any Singular Matrix...

mer än 2 år ago | 2 answers | 1

2

answers

Question


Why is subscripted assignment so inefficient?
Why is MATLAB's subscripted assignment so abysmally inefficient with more than 2 subscripts? e.g., >> clear, a = []; tic, for j...

mer än 2 år ago | 1 answer | 3

1

answer

Question


MATLAB's inefficient copy-on-write implementation
MATLAB's copy-on-write memory management seems to have a serious defect, which I think is the reason behind the abysmal performa...

mer än 2 år ago | 2 answers | 1

2

answers

Question


In what way is the new R2021b Editor UI "improved"?
I find the "new and improved" Editor UI in R2021b to be extremely irritating, in no way better than R2021a. How did this get pas...

mer än 2 år ago | 3 answers | 11

3

answers

Question


Is this a bug in eig?
This issue came up with the roots function (see roots_ on File Exchange), where eig was failing on the companion matrix. Follow...

mer än 3 år ago | 1 answer | 3

1

answer