[r6rs-discuss] [Formal] NaN is not a real number.
dacut at kanga.org
Wed Sep 20 16:28:45 EDT 2006
Aubrey Jaffer wrote:
> +inf.0 and -inf.0 are real numbers because they are part of the total
> ordering of that subset of the real numbers represented in Scheme.
There is also a concept of complex infinity (infinite magnitude,
indeterminate argument). For completeness, if NaN were to become a
complex number, there should be a concept of complex infinity (separate
from the two real infinities, though).
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