[Rcpp-devel] trans() changed in latest RcppArmadillo

Conrad Sand conradsand.rcpp at gmail.com
Mon Jun 6 17:52:47 CEST 2011

Hi Baptise & Terrance,

I've fixed several issues in Armadillo and released an updated version
(1.99.4).  Dirk has wrapped it up in RcppArmadillo 0.2.22, which
should be hitting the mirrors soon.

Could you try your code again and let me know if you encounter any problems ?

With regards,

On 1 June 2011 05:58, baptiste auguie <baptiste.auguie at googlemail.com> wrote:
> Thanks so much, Conrad!
> Best regards,
> Baptiste
> On 31 May 2011 23:37, Conrad Sand wrote:
>> I've found the cause of the issue (involves handling of small matrices).
>> The fix is easy (and already done in the SVN repo), but I currently
>> don't have the time to roll out another release.  I'll aim to release
>> a fix on the weekend, which will also give me time to double-check if
>> there is a problem in inv().
>> In the meantime I recommend sticking to the previous version of
>> Armadillo and RcppArmadillo.
>> btw, for dot products I recommend using the dot() and cdot() functions
>> -- they're generally faster than going through the multiplication
>> operator.

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