Re: bug in "CholeskyDecomposition.solve (Matrix)"

[Cleve Moler <moler@mathworks.com>]

On Thu, 23 Oct 2003, Martin Soch - student K336 wrote:

> hello,
>
> you have a bug in "CholeskyDecomposition.solve (Matrix)" method in solving
> L*y=b, i hope i fixed it correctly, so check the source code
>
> best regards
> martin
>

Hi --

What makes you think there is a bug?  There are many ways to solve
triangular systems -- by rows, by columns, by diagonals.  Our current
code is one way, yours is another.  Both are correct.

  -- Cleve Moler
  moler@mathworks.com