Re: [eigen] Opinions on some minor features for 3.2

[Billy Araujo <billyaraujo@xxxxxxxxx>]

I realize this is not a suggestion for version 3.2 just an idea for
future versions maybe.

I downloaded version 3.2 and it seems to be working ok. At least all
my tests passed.


Billy.



On Wed, Mar 20, 2013 at 4:38 PM, Gael Guennebaud
<gael.guennebaud@xxxxxxxxx> wrote:
> On Wed, Mar 20, 2013 at 4:56 PM, Billy Araujo <billyaraujo@xxxxxxxxx> wrote:
>> It would be nice if Eigen had a feature in Sparse and Dense Matrices
>> to eliminate a row/column thus reducing size of matrix and obtain
>> permutation vector and a right hand vector with the know values.
>>
>> similiar suggested by:
>> http://eigen.tuxfamily.org/bz/show_bug.cgi?id=273
>>
>> this would be useful for finite element analysis. I have done this on
>> top of eigen and can contribute my code for further clean up and
>> testing as I am not too familiar with eigen's inner architecture.
>
> OK, this is clearly not for 3.2, but I'm still interested to see your
> approach in more details. So feel free to add a bug report with your
> code (even not polished, it's just to make your approach clearer).
> Probably as a new entry since bug 273 is about simply changing the row
> by en empty one with 1 one the diagonal, that is a bit different but
> still interesting to preserve fixed size blocks!
>
> gael
>
>