Decimal Expansion/Examples/1.23999...
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Example of Decimal Expansion
- $1 \cdotp 23999 \ldots$
is not a decimal expansion as defined on $\mathsf{Pr} \infty \mathsf{fWiki}$.
This is because it ends in an infinite sequence of $9$s.
The number $1 \cdotp 23999 \ldots$ is equal to, and is best expressed as, $1 \cdotp 24$.
Sources
- 1997: Donald E. Knuth: The Art of Computer Programming: Volume 1: Fundamental Algorithms (3rd ed.) ... (previous) ... (next): $\S 1.2.2$: Numbers, Powers, and Logarithms: Exercise $2$