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\documentclass{article}
\usepackage{axiom}
\begin{document}
\title{\$SPAD/src/input images6.input}
\author{The Axiom Team}
\maketitle
\begin{abstract}
\end{abstract}
\eject
\tableofcontents
\eject
\section{License}
<<license>>=
--Copyright The Numerical Algorithms Group Limited 1994.
@
<<*>>=
<<license>>
-- Color gallery page 6
-- 3-d surface whose height is the real part of the Gamma function,
-- and whose color is the argument of the Gamma function
gam(x,y) ==
g := Gamma complex(x,y)
point [x,y,max(min(real g, 4), -4), argument g]
draw(gam, -%pi..%pi, -%pi..%pi, title == "Gamma(x + %i*y)",
var1Steps == 100, var2Steps == 100)
-- The Beta function
b(x,y) == Beta(x,y)
draw(b, -3.1..3, -3.1 .. 3, title == "Beta(x,y)")
-- The complex arc tangent function
atf(x,y) ==
a := atan complex(x,y)
point [x,y,real a, argument a]
draw(atf, -3.0..%pi, -3.0..%pi)
@
\eject
\begin{thebibliography}{99}
\bibitem{1} nothing
\end{thebibliography}
\end{document}
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