— Constant: **most-positive-fixnum**

The immediate integer closest to positive infinity. See Configuration.

These procedures are in addition to those in See Irrational Integer Functions.

— Function: **exact-round**` x`

— Function:**exact-floor**` x`

— Function:**exact-ceiling**` x`

— Function:**exact-truncate**` x`

— Function:

— Function:

— Function:

Return exact integers.

These procedures augment the standard capabilities in Numerical operations. Many are from See Irrational Real Functions.

— Function: **sinh**` z`

— Function:**cosh**` z`

— Function:**tanh**` z`

— Function:

— Function:

Return the hyperbolic sine, cosine, and tangent of

z

— Function: **asinh**` z`

— Function:**acosh**` z`

— Function:**atanh**` z`

— Function:

— Function:

Return the inverse hyperbolic sine, cosine, and tangent of

z

— Function: **real-sqrt**` x`

— Function:**real-exp**` x`

— Function:**real-ln**` x`

— Function:**real-sin**` x`

— Function:**real-cos**` x`

— Function:**real-tan**` x`

— Function:**real-asin**` x`

— Function:**real-acos**` x`

— Function:**real-atan**` x`

— Function:**atan**` y x`

— Function:**real-sinh**` x`

— Function:**real-cosh**` x`

— Function:**real-tanh**` x`

— Function:**real-asinh**` x`

— Function:**real-acosh**` x`

— Function:**real-atanh**` x`

— Function:

— Function:

— Function:

— Function:

— Function:

— Function:

— Function:

— Function:

— Function:

— Function:

— Function:

— Function:

— Function:

— Function:

— Function:

Real-only versions of these popular functions. The argument

xmust be a real number. It is an error if the value which should be returned by a call to these procedures isnotreal.