Difference between revisions of "Ceiling function"

m (Least integer function moved to Ceiling: Ceiling is more modern.)
m (Ceiling moved to Ceiling function: function added)
(No difference)

Revision as of 06:12, 24 June 2006

The least integer function, or the ceiling function, finds the least integer greater than or equal to its argument. The ceiling of $x$ is often denoted by $\lceil x \rceil$.

For an example:

$\lceil 4.5 \rceil$ = 5

$\lceil -e \rceil$ = -2

See Also