ipestart = \
r"""<?xml version="1.0"?>
<!DOCTYPE ipe SYSTEM "ipe.dtd">
<ipe version="70005" creator="Ipe 7.1.5">
<info created="D:20100315094444" modified="D:20150208220449" pagemode="fullscreen"/>
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</symbol>
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<path stroke="sym-stroke" fill="white" pen="sym-pen">
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</path>
</symbol>
<symbol name="mark/disk(sx)" transformations="translations">
<path fill="sym-stroke">
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</path>
</symbol>
<symbol name="mark/circle(sx)" transformations="translations">
<path fill="sym-stroke">
0.6 0 0 0.6 0 0 e
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</path>
</symbol>
<symbol name="mark/fdisk(sfx)" transformations="translations">
<group>
<path fill="sym-fill">
0.5 0 0 0.5 0 0 e
</path>
<path fill="sym-stroke" fillrule="eofill">
0.6 0 0 0.6 0 0 e
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</symbol>
<symbol name="mark/fsquare(sfx)" transformations="translations">
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<path stroke="sym-stroke" fill="white" pen="sym-pen">
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<pen name="fat" value="3.6"/>
<pen name="ultrafat" value="6"/>
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<symbolsize name="large" value="15"/>
<symbolsize name="small" value="6"/>
<symbolsize name="tiny" value="3.3"/>
<arrowsize name="normal" value="15"/>
<arrowsize name="large" value="20"/>
<arrowsize name="small" value="10"/>
<arrowsize name="tiny" value="6"/>
<color name="red" value="1 0 0"/>
<color name="green" value="0 1 0"/>
<color name="blue" value="0 0 1"/>
<color name="yellow" value="1 1 0"/>
<color name="orange" value="1 0.647 0"/>
<color name="gold" value="1 0.843 0"/>
<color name="purple" value="0.627 0.125 0.941"/>
<color name="gray" value="0.745"/>
<color name="brown" value="0.647 0.165 0.165"/>
<color name="navy" value="0 0 0.502"/>
<color name="pink" value="1 0.753 0.796"/>
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<color name="turquoise" value="0.251 0.878 0.816"/>
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<color name="darkmagenta" value="0.545 0 0.545"/>
<color name="darkorange" value="1 0.549 0"/>
<color name="darkred" value="0.545 0 0"/>
<color name="lightblue" value="0.678 0.847 0.902"/>
<color name="lightcyan" value="0.878 1 1"/>
<color name="lightgray" value="0.827"/>
<color name="lightgreen" value="0.565 0.933 0.565"/>
<color name="lightyellow" value="1 1 0.878"/>
<color name="title" value="0.4 0 0.4"/>
<dashstyle name="dashed" value="[4] 0"/>
<dashstyle name="dotted" value="[1 3] 0"/>
<dashstyle name="dash dotted" value="[4 2 1 2] 0"/>
<dashstyle name="dash dot dotted" value="[4 2 1 2 1 2] 0"/>
<textsize name="normal" value="\normalsize"/>
<textsize name="large" value="\large"/>
<textsize name="huge" value="\LARGE"/>
<textsize name="small" value="\normalsize"/>
<textstretch name="normal" value="2.8"/>
<textstretch name="large" value="2.8"/>
<textstretch name="huge" value="2.8"/>
<textstretch name="small" value="2.4"/>
<textstyle name="normal" begin="\begin{flushleft}" end="\end{flushleft}"/>
<textstyle name="center" begin="\begin{center}" end="\end{center}"/>
<textstyle name="itemize" begin="\begin{flushleft}\begin{itemize}" end="\end{itemize}\end{flushleft}"/>
<textstyle name="item" begin="\begin{flushleft}\begin{itemize}\item{}" end="\end{itemize}\end{flushleft}"/>
<gridsize name="16 pts (~6 mm)" value="16"/>
<gridsize name="32 pts (~12 mm)" value="32"/>
<gridsize name="10 pts (~3.5 mm)" value="10"/>
<gridsize name="20 pts (~7 mm)" value="20"/>
<gridsize name="14 pts (~5 mm)" value="14"/>
<gridsize name="28 pts (~10 mm)" value="28"/>
<gridsize name="56 pts (~20 mm)" value="56"/>
<anglesize name="90 deg" value="90"/>
<anglesize name="60 deg" value="60"/>
<anglesize name="45 deg" value="45"/>
<anglesize name="30 deg" value="30"/>
<anglesize name="22.5 deg" value="22.5"/>
<preamble>
\renewcommand\rmdefault{cmss}
\makeatletter
\leftmargini 1.5em
\leftmargin \leftmargini
\leftmarginii  1.2em
\leftmarginiii 1em
\def\@listI{\leftmargin\leftmargini
            \parsep \z@
	    \partopsep 3pt
	    \topsep \z@
            \itemsep \z@}
\@listI
\def\@listii {\leftmargin\leftmarginii
              \labelwidth\leftmarginii
              \advance\labelwidth-\labelsep
              \topsep    \z@
              \parsep    \z@
              \itemsep   \parsep}
\def\@listiii{\leftmargin\leftmarginiii
              \labelwidth\leftmarginiii
              \advance\labelwidth-\labelsep
              \topsep    \z@
              \parsep    \z@
              \partopsep \z@
              \itemsep   \topsep}
\makeatother
</preamble>
<layout paper="800 600" origin="32 0" frame="736 528" skip="32" crop="no"/>
<titlestyle pos="368 554" size="large" color="title"  halign="center" valign="baseline"/>
<tiling name="falling" angle="-60" step="12" width="3"/>
<tiling name="rising" angle="30" step="12" width="3"/>
</ipestyle>
<ipestyle name="transparency">
<opacity name="half" value="0.2"/>
</ipestyle>
<ipestyle name="program_output">
<textsize name="one" value="\normalsize"/>
<textsize name="smell" value="\normalsize"/>
<textstretch name="one" value="1"/>
<textstretch name="smell" value="1.8"/>
<pen name="thin" value="0.8"/>
<layout paper="%d 600" origin="0 0" frame="%d 600" crop="no"/>
</ipestyle>
"""

#<layout paper="800 600" origin="0 0" frame="800 600" crop="no"/>


pagestart = """<page>
<layer name="alpha"/>
<view layers="alpha" active="alpha"/>
"""