This math scares me
Edward Jason Riedy
ejr at cs.berkeley.edu
Wed Mar 14 00:30:40 CET 2001
And I babble:
- The next revision of IEEE 754 will require exact conversion, as
Andrew Koenig graciously pointed out that my statement isn't quite
The actual changes are that all input and output conversions must
be correctly rounded. The current standard gives ranges where they
must be rounded correctly, and the changes extend that to the entire
required conversion range. I don't recall if the conversion range
itself will be extended. By and large, systems already fit this.
Jason, who realizes that if exact conversion were always possible,
this thread wouldn't exist...
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