Float equality? (was: [BUG] Float NaN's)
steve at daviesfam.org
steve at daviesfam.org
Wed Sep 15 10:52:30 UTC 2004
On Wed, 15 Sep 2004, Bruce O'Neel wrote:
> > What I'd really like to get my hands on is the decimal floating-point
> > arithmetic in the revised IEEE standard. *That's* the arithmetic you
> > want for a spreadsheet. That's the arithmetic you want if people are
> > not to be tripped up by base 2 -vs- base 10. In fact you *can* get
> > your hands on a software implementation if you know where to look, but
> > wouldn't it be nice to have it going at full hardware speed?
Bruce, meet HP Saturn processor. Saturn, meet Bruce.
As in the HP41, 75, 71 etc.
OK - so "full hardware speed" was a 400kHz clock or something, with
arithmetic being done 4 bits at a time. IE, not very fast.
Smalltalk on the HP41. Hmmmm. 3 sends per second?
More information about the Squeak-dev
mailing list
|