std.complex

Shammah Chancellor anonymous at coward.com
Wed Nov 27 03:51:50 PST 2013


On 2013-11-27 09:14:04 +0000, Joseph Rushton Wakeling said:

> I'm sure you've heard that old anecdote of the professor back in the 
> 1950s, or was it the 1920s, who, on hearing a student say "infinity", 
> said: "I won't have bad language in class!" :-)

Yes.  I think that's part of the reason 0 • inf = NaN in IEEE.   The 
values are taken to be limits of unknown functions.  Thus 0 * inf is 
uncalculable without knowing those functions.   There is no such thing 
as the value infinity.



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