\documentclass{article} \usepackage{axiom} \begin{document} \title{\$SPAD/src/input series2.input} \author{Clifton J. Williamson} \maketitle \begin{abstract} \end{abstract} \eject \tableofcontents \eject \section{License} <>= --Copyright The Numerical Algorithms Group Limited 1994. @ <<*>>= <> --% Expression To Power Series -- We compute series expansions of various functions using EXPR2UPS and STTF. -- Author: Clifton J. Williamson -- Date Created: 12 August 1992 -- Date Last Updated: 12 August 1992 -- Keywords: Taylor series -- References: -- Power series expansions around branch points -- (Well not really, since we have x**2, not x. Otherwise, our series -- expansions would have fractional powers.) f1 := taylor(1 - x**2,x = 0) asin f1 sin % acos f1 cos % f2 := taylor(1 + x**2,x = 0) acsc f2 csc % asec f2 sec % f3 := taylor(1 - (x - a)**2,x = a) asin f3 sin % acos f3 cos % f4 := taylor(1 + (x - a)**2,x = a) acsc f4 csc % asec f4 sec % f5 := taylor(%i + x**2,x = 0) asinh f5 map(normalize,sinh %) acosh f1 map(normalize,cosh %) asech f2 sech % acsch f1 map(normalize,csch %) f6 := taylor(%i + (x - a)**2,x = a) asinh f6 map(normalize,sinh %) acosh f3 map(normalize,cosh %) asech f4 sech % acsch f3 map(normalize,csch %) @ \eject \begin{thebibliography}{99} \bibitem{1} nothing \end{thebibliography} \end{document}