Maths error

[Nick Maclaren]

In article <mailman.2709.1168753952.32031.python-list at python.org>,
"Hendrik van Rooyen" <mail at microcorp.co.za> writes:
|> > 
|> I would suspect that this is one of those questions which are simple
|> to ask, but horribly difficult to answer - I mean - if the hardware has 
|> thrown it away, how do you study it - you need somehow two
|> different parallel engines doing the same stuff, and comparing the 
|> results, or you have to write a big simulation, and then you bring 
|> your simulation errors into the picture - There be Dragons...

No.  You just emulate floating-point in software and throw a switch
selecting between the two rounding rules.


Regards,
Nick Maclaren.