Thoughts on IEEE P754
waldemar at google.com
Fri Aug 22 11:28:33 PDT 2008
Sam Ruby wrote:
> Waldemar Horwat wrote:
>> Some tidbits about our embedding of decimal:
>> - Contagion should be towards decimal if decimal and binary are mixed
>> as operands. 5.3m + 1 should be 6.3m, not 6.3. If we use 128-bit
>> decimal, this also makes the behavior of heterogeneous comparisons
>> (binary compared to decimal) sensible.
> What should 5.3m + 1.0000000000000001 produce?
> I also don't understand the heterogeneous comparisons comment. What
> should 1.0000000000000001 == 1.0000000000000001m produce?
Depends. There are many decimal formats. Which decimal format and representation are you specifying?
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