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Subject: Re: [Boost-users] ublas speed and multi-core processors
From: Rutger ter Borg (rutger_at_[hidden])
Date: 2011-10-23 07:06:29

On 2011-10-22 20:07, petros wrote:
> Hi Matthieu,
> I considered Eigen, but have already invested a lot of time/effort with
> ublas.
> The main issue with Eigen is that it did not provide (at least at first
> sight) with
> any handling of the allocator.uBLAS does so through the unbounded_array
> input and this is very useful in overwriting allocation functionality.
> Also, I am really looking for wrapping LAPACK, since I don’t believe in
> rewriting code
> that is mature, works very well and has been optimized over a long period
> of time ( as happens with mkl ) and covers a plethora of numerical
> algorithms (as LAPACK does).
> But, there should be an answer within the uBLAS confines, right?
> Thank you for your help,
> Petros

Hello Petros,

are you aware of the existance of the Boost.Numeric_Bindings project? It
is the glue between (optimised) algorithms from LAPACK, BLAS, and more
and containers such as those provided by uBLAS.

It may be found in Boost's sandbox at



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