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Enumerating the Rationals
The rational numbers can be arranged in a sequence, so that it is possible to speak of a first rational number, a second rational number, and, in general, an
rational number, for any positive integer
.
Contributed by:
Matthew Szudzik
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For a more in-depth discussion of the countability of positive rational numbers, see
this article
.
RELATED LINKS
Rational Number
(
Wolfram
MathWorld
)
Countably Infinite
(
Wolfram
MathWorld
)
PERMANENT CITATION
"
Enumerating the Rationals
" from
the Wolfram Demonstrations Project
http://demonstrations.wolfram.com/EnumeratingTheRationals/
Contributed by:
Matthew Szudzik
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