Subject: Re: [ublas] [bindings] How to use lapack::pbtrf?
From: Rutger ter Borg (rutger_at_[hidden])
Date: 2010-07-28 02:38:57
Marco Guazzone wrote:
> Hello!
>
> I'm here again :P
>
> Sorry for stressing, but this time I'm unable to use PBTRF (Cholesky
> factorization for symmetric/hermitian matrices).
>
> Specifically, I have a symmetric matrix, for instance:
> ublas::symmetric_matrix<double,ublas::lower,ublas::column_major> A
>
> If I call PBTRF:
> bindings::lapack::pbtrf(A)
> I get compiler errors like these ones:
[snip]
> Where I'm wrong?
Perhaps you are trying to use a computational routine that is for banded
matrices? Shouln't you be using sytrf (symmetric) and/or hetrf (hermitian)?
Cheers,
Rutger