Bill Allombert on Wed, 25 Apr 2018 16:02:27 +0200


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Re: Comparison of multiple-precision floating-point software 

On Wed, Apr 25, 2018 at 11:25:51AM +0200, paul zimmermann wrote:
>        Dear Pari developers,
> 
> I have updated my comparison of multiple-precision floating-point software:
> 
> https://members.loria.fr/PZimmermann/timings.html
> 
> Pari is within a factor of 2 of MPFR for basic arithmetic, except for the
> square root, mul/sqr at 1000d, sqr/div at 10000d.
> 
> Your feedback is welcome.

As you can see, with 1000 digits, sqrr and mulrr had similar speed
(sqrr should be 33 faster).
This was a tuning issue I fixed in rev b49dced3102.

Thanks Paul!
Bill.