Definition:Ceiling Function/Notation
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Definition
The notation $\ceiling x$ for the ceiling function is a relatively recent development.
Compare the notation $\floor x$ for the corresponding floor function.
Sources
- 1997: Donald E. Knuth: The Art of Computer Programming: Volume 1: Fundamental Algorithms (3rd ed.) ... (previous) ... (next): $\S 1.2.4$: Integer Functions and Elementary Number Theory