[petsc-dev] cheby.c

[Jed Brown]

On Tue, May 22, 2012 at 1:21 PM, Jie Chen <jiechen at mcs.anl.gov> wrote:

> Then do you know who wrote the code? Hong said it was you.
>

It was written in the 90s, before version control history.


>
> Hong is trying to modify the code but there is something wrong. I am
> helping to see what is the problem. The code itself is fine.
>

Hard to speculate without more than "something wrong".


>
> Jie
>
>
>
> ----- Original Message -----
> From: "Jed Brown" <jedbrown at mcs.anl.gov>
> To: "Jie Chen" <jiechen at mcs.anl.gov>, "For users of the development
> version of PETSc" <petsc-dev at mcs.anl.gov>
> Sent: Tuesday, May 22, 2012 1:18:07 PM
> Subject: Re: cheby.c
>
>
> On Tue, May 22, 2012 at 12:37 PM, Jie Chen < jiechen at mcs.anl.gov > wrote:
>
>
> Jed, I am reading your implementation of the chebyshev code. The algorithm
> does not seem to be the same as the version I am familiar with. Did you
> implement it according to some paper or book?
>
>
>
> I didn't write it.
>
>
> What do you find strange?
>
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