Re: [Help-gsl] General CBLAS question

[Rodney Sparapani]

On 09/ 9/10 03:25 PM, Benjamin Blumer wrote:
> Hi Rodney,
>
> That's just the way you do it.
>
> Ben
>
>
>
> On 10-09-09 04:01 PM, Rodney Sparapani wrote:
>    
> > I looked for this in the GSL docs, but maybe it is too basic.
> > I also looked at the source, but I must be missing something.
> > Anyways, many CBLAS functions calculate something like
> > y = a A x + b y.  I need (and have tried) the following which
> > seems to work: y = 1 A y + 0 y.  Is that OK or will you run
> > into trouble somehow.  Any pointers welcome.  Thanks
> >
> > Rodney
> >      
I suppose this is not a FAQ.  But, does anyone else think this is
sufficiently non-obvious enough to document?  I don't have much
experience with using BLAS/CBLAS; hence my question.  Would enough
other people have the same naive question to make a doc change
beneficial?

--
Rodney Sparapani       Center for Patient Care and Outcomes Research
Sr. Biostatistician               http://www.mcw.edu/pcor
4 wheels good, 2 wheels better!   Medical College of Wisconsin (MCW)
WWLD?:  What Would Lombardi Do?   Milwaukee, WI, USA