\documentclass{article}
\usepackage{axiom}
\begin{document}
\title{\$SPAD/src/input ribbon.input}
\author{The Axiom Team}
\maketitle
\begin{abstract}
\end{abstract}
\eject
\tableofcontents
\eject
\section{License}
<<license>>=
--Copyright The Numerical Algorithms Group Limited 1994.
@
<<*>>=
<<license>>
--the first attempt
drawRibbons(flist,xrange) ==
  sp := createThreeSpace()
  y0 := 0
  for f in flist repeat
    makeObject(f,xrange,y=y0..y0+1,
       space==sp, var2Steps ==1)
    y0 := y0+1
  vp:=makeViewport3D(sp,"Ribbons")
  drawStyle(vp,"shade")
  outlineRender(vp,"on")
  showRegion(vp,"on")
  n := # flist
  zoom(vp,n,1,n)
  rotate(vp,0,75)
  vp
@
\eject
\begin{thebibliography}{99}
\bibitem{1} nothing
\end{thebibliography}
\end{document}