Rational Numbers
Any countable totally ordered set can be mapped injectively into the rational numbers in an order-preserving way.
Read more about this topic: Order Type
Famous quotes containing the words rational and/or numbers:
“... there is no such thing as a rational world and a separate irrational world, but only one world containing both.”
—Robert Musil (1880–1942)
“Green grow the rushes-O
What is your one-O?”
—Unknown. Carol of the Numbers (l. 2–3)