ceil

Rounds to the nearest integer in the direction of +∞.

Syntax

• ceil(x)

  • x is a real number

Description

If x is a real number, then ceil(x) is the nearest integer that is greater than x.

Notes

The circumfix operator ⌈⌉ is mapped to the ceil function.

Examples

⌈π⌉

4

⌈e⌉

3

⌈−π⌉

−3

⌈−e⌉

−2

See also

• floor (⌊⌋)

• round

• trunc