| Re: [eigen] 2.0.16 and 3.0.1 for the end of the week. |
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- To: eigen@xxxxxxxxxxxxxxxxxxx
- Subject: Re: [eigen] 2.0.16 and 3.0.1 for the end of the week.
- From: Gael Guennebaud <gael.guennebaud@xxxxxxxxx>
- Date: Fri, 27 May 2011 22:09:53 +0200
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fixed.
btw here is a much faster version of your expression avoiding
matrix-matrix products:
v3 = m1*(m2*v1+m3.transpose()*(m2*v2));
moreover, it does not exhibit the regression issue with 2.0.15.
gael
On Fri, May 27, 2011 at 9:50 PM, Gael Guennebaud
<gael.guennebaud@xxxxxxxxx> wrote:
> yes I know how to fix it, almost done....
>
> gael
>
> On Fri, May 27, 2011 at 8:59 PM, Benoit Jacob <jacob.benoit.1@xxxxxxxxx> wrote:
>> 2011/5/27 Robert Lupton the Good <rhl@xxxxxxxxxxxxxxxxxxx>:
>>>> Have you bisected this regression down to a precise changeset?
>>>
>>>
>>> I thought Gael had done that:
>>>> confirmed, and this is produced by the changeset a59984204f9d "fix
>>>> matrix product with EIGEN_DEFAULT_TO_ROW_MAJOR".
>>
>> Oh, I missed that.
>>
>> Gael, do you know how to fix this in the 2.0 branch?
>>
>> Benoit
>>
>>
>>
>