[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: Immediate doubles (up to 2^256) and rationals coming to Guile 3
From: |
tomas |
Subject: |
Re: Immediate doubles (up to 2^256) and rationals coming to Guile 3 |
Date: |
Thu, 6 Jun 2019 22:09:03 +0200 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Thu, Jun 06, 2019 at 05:40:39AM -0400, Mark H Weaver wrote:
> I've found a way to efficiently support both immediate IEEE binary-64
> doubles up to ~1.158e77 (with larger ones transparently allocated on the
> heap), and also immediate exact rationals with up to 54 binary digits
> (~16 decimal digits), without restricting the 64-bit pointer space at
> all, and without any loss of arithmetic precision.
[...]
Impressive bitfiddling feat. Thanks for the enjoyable explanation, too!
Cheers
-- t
signature.asc
Description: Digital signature
Re: Immediate doubles (up to 2^256) and rationals coming to Guile 3, Mark H Weaver, 2019/06/07