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#20 support IEEE-FLOATING-POINT +-Inf +-0

open
Bruno Haible
None
5
2005-10-07
2005-10-07
Sam Steingold
No

as this comp.lang.lisp discussion shows:
http://groups.google.com/group/comp.lang.lisp/browse_thread/thread/3b35f0b3ed70c0ef/abc76665418a3146
(or search for floating-point-underflow in august 2005)
+-0 and +-Inf make a lot of sense for CL:
(exp (- (exp 1000))) should return 0 without any need
for human intervention.

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