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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:

> 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)?