12.10.50 Ceiling rounding

Unsafe Operation: $ceiling-fixnum FX

Rounding as defined by ceiling. This is an identity function, returning N itself.

Unsafe Operation: $ceiling-bignum BN

Rounding as defined by ceiling. This is an identity function, returning N itself.

Unsafe Operation: $ceiling-flonum FL

Rounding as defined by ceiling. Return a flonum.

Unsafe Operation: $ceiling-ratnum RN

Rounding as defined by ceiling. Return an exact integer.