.BG
.FN ceiling
.FN floor
.FN trunc
.TL
Integer Values
.CS
ceiling(x)
floor(x)
trunc(x)
.AG x
numeric.  Missing values (`NA's) are allowed.
.RT
vector of same mode as `x'.
`ceiling(x)' contains the smallest integers >= `x'.
`floor(x)' contains the largest integers <= `x'.
`trunc(x)' contains the closest integers to `x' between
`x' and `0', inclusive, e.g., `trunc(1.5)' is 1,
and `trunc(-1.5)' is `\-1'.
.SA
`round', `signif'.
.KW math
.WR
