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authorKarl Berry <karl@freefriends.org>2011-09-04 16:35:48 +0000
committerKarl Berry <karl@freefriends.org>2011-09-04 16:35:48 +0000
commit60b4ec6f2bf1ba57aa206b2ac46c454d75f3bf93 (patch)
treecbf61d6f8bd4a2c6ff62d5e7940e22c352757cfa /Master/texmf-dist/doc/latex/lapdf/hippo.tex
parentd422465c9efb44dd32ba6a50f6ef9879bce018be (diff)
lapdf is back (2sep11)
git-svn-id: svn://tug.org/texlive/trunk@23806 c570f23f-e606-0410-a88d-b1316a301751
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+\input preamble.tex
+
+\Defnum(\n,-1)
+
+% ---------------------------------------------------------------------------
+\begin{document}
+\unitlength1.4cm
+
+\begin{center}
+{\Huge\bf{Hippopede Curves}}
+\bigskip
+
+\begin{lapdf}(12,14)(-6,-7)
+ \Polgrid(1,4)(6)
+ \def\Px(#1,#2){\Sin(#1,#2) \Dmul(#2,#2) #2=\n#2
+ \Dsub(#2,10) #2=-#2 \Sqrt(\Np#2,#2) #2=1.897#2}
+ \Whilenum{\n<10}{\Add(\n,1) \Stepcol(0,23,2) \Pplot(150)(0,2) \Stroke}
+\end{lapdf}
+
+$r(\phi)=6 \cdot \sqrt{1-c \cdot \sin^2\phi}$ with ($c=0,1 \dots 1,0$)
+\end{center}
+\end{document}