1 UMB Scheme is an implementation of the language described in the
2 "IEEE Standard for the Scheme Programming Language" (December,
5 All syntax, variables and procedures are implemented. Integers
6 are implemented as fixnums and bignums, rationals as pairs of
7 integers, (inexact) reals as double-precision floats, and (inexact)
8 complex numbers as pairs of double-precision floats.