Re: [q-lang-users] Floating point arithmetics

[Alexander N. <an...@sp...>]

Hello Jiшн,

Saturday, January 05, 2008, 1:13:24 AM, you wrote:

JS> Hello Q users,

JS> In order to calculate some linear regressions I ported a few routines 
JS> from the BLAS library to the Q (solving system of linear equations, 
JS> matrix inversion). Experimenting with this routines I found that 
JS> calculations are quite imprecise. E.g. inversion of Hilbert matrix 

That's an interesting question. I've implemented some linear algebra routines
in Q, but the strong point of this language is that they could be done
PRECISE. That means no error at all.

-- 
Best regards,
 Alexander                            mailto:an...@sp...