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\begin{abstract}
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% \tableofcontents


\section{$B$O$8$a$K(B}

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\section{$B%G%#%l%/%7%g%s(B} \label{direction}

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\section{$B%\%C%/%9(B}

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$BFs$D$N>l9g$G(B$W$, $D$, $H$$B$N;;=PJ}K!$,0[$J$k$N$O(B,
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$B$3$N>l9gCm0U$7$J$1$l$P$J$i$J$$$N$O(B,
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$B%G%#%l%/%7%g%s$K$h$C$F%\%C%/%9$NBg$-$5$,JQ2=$9$k$3$H$K$J$k(B.

\subsection{$B0[%G%#%l%/%7%g%s$N%"%8%c%9%H(B, $B%$%s%5!<%H(B}

v$B%b!<%I$dFbIt(Bv$B%b!<%I$NCf$N(Bh$B%\%C%/%9$NCf$K(B\verb|\vadjust|$B$r;H$&$H(B,
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$B;Y>c$J$/(B\verb|vadjust|$B$,;H$($k$h$&$K$7$?(B.
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\verb|\vadjust|$B$NCf3g8L$NFbB&$O(B, $B<+F0E*$K(B,
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\verb|\insert|$B$N>l9g(B, $B%/%i%9$K$h$C$F%G%#%l%/%7%g%s$rJQ$($?$$>l9g$b$"$k(B.
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$B$3$N$h$&$K=q$1$P(B,
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\section{$B=DAH$_$K;HMQ$9$kJ8;z(B} \label{font}

\subsection{$B=DAH$_MQF|K\8l%U%)%s%H(B}

\TeX $B$O3F%U%)%s%H$K0l$D$:$DMQ0U$5$l$F$$$k(B
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\label{jfont}
$B2#AH$_$G$O(B, $B%Y!<%9%i%$%s$OJ8;z$N2<$NJ}$rDL$C$F$$$k(B.
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\subsection{$B=DAH$_Cf$N2$J8(B}

$B=DAH$_$NItJ,$K2$J8$d?t<0$,=P$F$/$k$H(B,
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\section{$B=DAH$_Cf$N?t<0(B}

$B=DAH$_Cf$N?t<0$b(B, $B2$J8$HF1MM$K%7%U%H$5$;$J$1$l$P$J$i$J$$(B.
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$BLdBj$O<!$N$h$&$J>l9g$G$"$k(B.
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$BJX59E*$K(B, $B2#AH$_$G$b?t<0%b!<%I$KF~$k$H2#?t<0%G%#%l%/%7%g%s$KF~$k$3$H$K$7$?(B.
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\section{$BAHHG7k2L$N=PNO(B} \label{output}

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\verb|\hoffset|, \verb|\voffset|$B$O(B, $B$[$+$N%W%j%_%F%#%VL>$H0c$C$F(B,
$B%G%#%l%/%7%g%s$K4X78$J$/(B, h, v$B$,K\Ev$K(Bholizontal, vertcal$B$r0UL#$7$F$$$k(B.

$B=>Mh$N(B\verb|DVI|$BL?Na$O(B, \.$B2#(B\.$BAH(B\.$B$_(B\.$B$N(B\.$B$H(B\.$B$-%U%!%$%k$,>.$5$/$J$k$h$&$K(B
$B9)IW$5$l$F$$$k(B.
$B$?$H$($P(B, ``$BJ8;z$N0u;z(B''$B$H(B``$BJ8;zI}$@$11&$X0\F0(B''$B$,(B,
1$B$D$NL?Na$G$G$-$k$h$&$K$J$C$F$$$k(B.
\pTeX $B$G$O(B, $B=DAH$_$N>l9g$G$b2#AH$_$HF1MM$K%U%!%$%k$,>.$5$/$J$k$h$&$K(B,
\verb|DVI|$B%U%)!<%^%C%H$r3HD%$7$?(B.

$B$?$@$7(B, $B$?$H$($P=>Mh$NJ8=q$r$3$N(B\TeX $B$G=hM}$7$?>l9g$J$I(B,
$B$=$NJ8=qFb$G=DAH$_$r;HMQ$7$F$$$J$$>l9g(B,
$B=>Mh$N$b$N$HF1$8%U%)!<%^%C%H$N(B{\tt DVI}$B$r=PNO$9$k(B.
$B$^$?(B, $B%W%j%"%s%V%k(B, $B%]%9%H%"%s%V%k$r%F%9%H$9$l$P(B,
$BJ8=qFb$7$?=DAH$_$r;HMQ$7$?2U=j$,B8:_$9$k$+$I$&$+$rCN$k$3$H$,$G$-$k$h$&$K$7$?(B.


\section{$B%$%s%W%j%a%s%H(B} \label{imple}

$B8=:_9=C[Cf$N%j%9%H$N%M%9%F%#%s%0>uBV$r<($9(B
$B%l%3!<%I!J(B\kern0pt {\it list\_state\_record\/}$B!K$K(B,
$B%G%#%l%/%7%g%s$rI=$9%U%#!<%k%I$rDI2C$7(B,
$B%H%C%W$N%G%#%l%/%7%g%s$r%^%/%m(B{\it direction\/}$B$G%"%/%;%9$G$-$k$h$&$K$7$?(B.
{\it direction\/}$B$NCM$O(B{\it dir\_yoko\/}$B$+(B, {\it dir\_tate\/}$B$+(B,
$-{\it dir\_yoko\/}$$B$+(B, $-{\it dir\_tate\/}$$B$G$"$k(B.
$-{\it dir\_yoko\/}$, $-{\it dir\_tate\/}$$B$O?t<0%G%#%l%/%7%g%s$r0UL#$9$k(B.

$B3F<o%N!<%I$K%G%#%l%/%7%g%s$rJ];}$9$k%U%#!<%k%I$r2C$($J$1$l$P$J$i$J$$(B.
$B%\%C%/%9$rI=$9(B{\it hlist\_node\/}, {\it vlist\_node\/}$B$G$O(B
$BBh(B1$B%o!<%I$N(B{\it sub\_type}$B%U%#!<%k%I$,L$;HMQ$@$C$?$N$G(B,
$B$3$l$r(B{\it box\_dir\/}$B$H$7$F;H$&$3$H$K$7$?(B.
\verb|\insert|$B$K$h$C$F@8@.$5$l$k(B
{\it ins\_node\/}$B$K$O6u$$$F$$$k%U%#!<%k%I$,$J$+$C$?$N$G(B,
$B%5%$%:$r(B1$B%o!<%IBg$-$/$7$FA4It$G(B6$B%o!<%I$K$7(B,
$B:G8e$N(B1$B%o!<%I$r(B{\it ins\_dir\/}$B$H$7$F;H$&$3$H$K$7$?(B.

\subsection{\it dir\_node}

$B=D%G%#%l%/%7%g%s$N%j%9%H$K2#%G%#%l%/%7%g%s$N%\%C%/%9$rDI2C$9$k$h$&$J>l9g(B,
$B4V$K(B{\it dir\_node\/}$B$rA^F~$7$F(B, $B%\%C%/%9$NBg$-$5$J$I$r@09g$5$;$k(B.
{\it dir\_node\/}$B$O(B, {\it hlist\_node\/}, {\it vlist\_node\/}$B$H(B
$BA4$/F1$89=B$$r;}$C$F$$$k(B.
$B%j%9%H$K$O$3$N(B{\it dir\_node\/}$B$,A^F~$5$l(B,
{\it dir\_node\/}$B$N(B{\it box\_dir\/}$B$K$O%j%9%H$N%G%#%l%/%7%g%s$,(B,
{\it width\/},{\it depth\/},{\it height\/}$B$K$O(B,
$B%j%9%H$N%G%#%l%/%7%g%s$G8+$?(B, $B%\%C%/%9$N(B$W$, $D$, $H$$B$NCM$,F~$C$F$$$k(B.
{\it dir\_node\/}$B$N(B{\it list\_ptr\/}$B$O<BBN$N%\%C%/%9$r;X$9%]%$%s%?$G$"$k(B.
$B<BBN$N%\%C%/%9!J(B{\it hlist\_node\/}, {\it vlist\_node\/}$B!K$N(B
{\it box\_dir\/}$B$K$O%\%C%/%9$N%G%#%l%/%7%g%s$,(B,
{\it width\/},{\it depth\/},{\it height\/}$B$K$O(B,
$B%\%C%/%9$N%G%#%l%/%7%g%s$G8+$?(B, $W$, $D$, $H$$B$NCM$,F~$C$F$$$k(B.

$B$?$H$($P(B
\begin{quote}
	$B!J=D%G%#%l%/%7%g%s!K(B\\
	{\gt \verb|$B><OB(B\hbox{\yoko 38}$BG/(B|}
\end{quote}
$B$O?^$N$h$&$J%j%9%H$r:n$k(B.
\begin{quote} \begin{picture}(40,25)(-4,-22)
	\thinlines
	\put(0,0){\begin{picture}(0,0)
		\put(-4,-3){\framebox(8,4){}}
		\put(0,0){\vector(1,0){6}}
		\put(0,0){\circle*{0.3}}
		\put(-4,-1){\line(1,0){8}}
		\put(-4,-3){\makebox(8,2)[c]{`$B><(B'}}
	\end{picture}}
	\put(10,0){\begin{picture}(0,0)
		\put(-4,-3){\framebox(8,4){}}
		\put(0,0){\vector(1,0){6}}
		\put(0,0){\circle*{0.3}}
		\put(-4,-1){\line(1,0){8}}
		\put(-4,-3){\makebox(8,2)[c]{`$BOB(B'}}
	\end{picture}}
	\put(20,0){\begin{picture}(0,0)
		\put(-4,-7){\framebox(8,8){}}
		\put(-4,-1){\makebox(4,2)[c]{\bf $B=D(B}}
		\put( 0,-1){\line(0,1){2}}
		\put( 2, 0){\vector(1,0){4}}
		\put(2,0){\circle*{0.3}}
		\put(-4,-1){\line(1,0){8}}
		\put(-4,-5){\makebox(8,4)[c]{\it dir\_node\/}}
		\put(-4,-5){\line(1,0){8}}
		\put( 0,-6){\circle*{0.3}}
		\put( 0,-6){\vector(0,-1){3}}
	\end{picture}}
	\put(30,0){\begin{picture}(0,0)
		\put(-4,-3){\framebox(8,4){}}
		\put(-4,-1){\line(4,1){8}}
		\put(-4,-1){\line(1,0){8}}
		\put(-4,-3){\makebox(8,2)[c]{`$BG/(B'}}
	\end{picture}}

	\put(20,-10){\begin{picture}(0,0)
		\put(-4,-7){\framebox(8,8){}}
		\put(-4,-1){\makebox(4,2)[c]{\bf $B2#(B}}
		\put( 0,-1){\line(0,1){2}}
		\put( 0,-1){\line(2,1){4}}
		\put(-4,-1){\line(1,0){8}}
		\put(-4,-5){\makebox(8,4)[c]{\it hlist\_node\/}}
		\put(-4,-5){\line(1,0){8}}
		\put( 0,-6){\circle*{0.3}}
		\put( 0,-6){\vector(0,-1){3}}
	\end{picture}}

	\put(20,-20){\begin{picture}(0,0)
		\put(-4,-3){\framebox(8,4){}}
		\put(0,0){\vector(1,0){6}}
		\put(0,0){\circle*{0.3}}
		\put(-4,-1){\line(1,0){8}}
		\put(-4,-3){\makebox(8,2)[c]{`3'}}
	\end{picture}}
	\put(30,-20){\begin{picture}(0,0)
		\put(-4,-3){\framebox(8,4){}}
		\put(-4,-1){\line(4,1){8}}
		\put(-4,-1){\line(1,0){8}}
		\put(-4,-3){\makebox(8,2)[c]{`8'}}
	\end{picture}}
\end{picture}\end{quote}
\begin{quote}\gt\begin{verbatim}
	\tmin $B><(B
	\tmin $BOB(B
	\dirboxT(5.00002+5.00002)x6.44444
	.\hboxY(6.44444+0.0)x10.00003
	..\tenrm 3
	..\tenrm 8
	\penalty 500(for \jcharwidowpenalty)
	\glue(\kanjiskip) 0.0 plus 0.4 minus 0.4
	\tmin $BG/(B
\end{verbatim} \end{quote}

`\verb|\hbox{|'$B$HF~NO$5$l$k$H(B,
$B$=$l$^$G$N%j%9%H$d%b!<%I$d%G%#%l%/%7%g%s$,%;!<%V$5$l(B,
$B?7$?$J%j%9%H$d%b!<%I$d%G%#%l%/%7%g%s$,MQ0U$5$l$k(B.
\verb|\tate|$B$d(B\verb|\yoko|$B$O(B,
$B$=$N;~E@$G$N%j%9%H$,6u$G$"$l$P%G%#%l%/%7%g%s$rJQ99$9$k(B.
`\verb|\hbox{|'$B$KBP1~$9$k(B`\verb|}|'$B$,F~NO$5$l$k$H(B,
$B$^$:(B, \verb|\hbox{}|$B$NFbIt$N%G%#%l%/%7%g%s$HF1$8%G%#%l%/%7%g%s$N%\%C%/%9$,(B
$B:n$i$l$k(B.
$B$=$N%G%#%l%/%7%g%s$H(B\verb|\hbox{}|$B$N30B&$N%G%#%l%/%7%g%s$,0lCW$7$F$$$J$1$l$P(B,
{\it dir\_node}$B$r;H$C$F(B, $B%G%#%l%/%7%g%s$,@09g$5$;$i$l$k(B.

\subsection{\it disp\_node}

$BOBJ8Cf$N2$J8$d?t<0$N%Y!<%9%i%$%s$r%7%U%H$5$;$k$?$a$K(B,
$B?7<o$N%N!<%I(B{\it disp\_node\/}$B!J(B\kern0pt displacement node\kern0pt $B!K$r(B
$BF3F~$9$k$3$H$K$7$?(B.
$B$3$N%N!<%I$O(B, $B%j%s%/>pJs%o!<%I$N$[$+$K(B
{\it disp\_dimen\/}$B%U%#!<%k%I!J(B1$B%o!<%I!K$r;}$C$F$$$k(B.
{\it disp\_node\/}$B$O(Bh$B%j%9%HCf$K$N$_B8:_$7(B,
$B$3$N%N!<%I0J9_$N$9$Y$F$N%N!<%I$N%Y!<%9%i%$%s$r(B,
{\it disp\_dimen}$B$@$19TAw$jJ}8~$K%7%U%H$5$;$k(B.

$B$?$H$($P(B, $B=D%G%#%l%/%7%g%s$G(B\verb|\tbaselineshift|$B$NCM$,(B2$B%]%$%s%H$N$H$-(B,
\begin{quote}\gt
	\ldots\verb|$B$3$N(Bdisp$B%N!<%I(B|\ldots
\end{quote}
$B$N$h$&$KF~NO$9$k$H(B`\verb|disp|'$B$NA0$K(B2$B%]%$%s%H$N(B{\it disp\_node\/},
$B8e$K(B0$B%]%$%s%H$N(B{\it disp\_node\/}$B$,A^F~$5$l$k(B.
\begin{quote}\gt\begin{verbatim}
	\tmin $B$3(B
	\tmin $B$N(B
	\displace 2.0
	\glue(\xkanjiskip) 2.5 plus 1.0 minus 1.0
	\tenrm d
	\tenrm i
	\tenrm s
	\tenrm p
	\displace 0.0
	\glue(\xkanjiskip) 2.5 plus 1.0 minus 1.0
	\tmin $B%N(B
	\penalty 200(for kinsoku)
	\glue(\kanjiskip) 0.0 plus 0.4 minus 0.4
	\tmin $B!<(B
	\penalty 500(for \jcharwidowpenalty)
	\glue(\kanjiskip) 0.0 plus 0.4 minus 0.4
	\tmin $B%I(B
\end{verbatim} \end{quote}
$BJ8;z!J(B\kern0pt {\it char\_node\/}$B!K(B,
$B%\%C%/%9!J(B\kern0pt {\it hlist\_node\/}, {\it vlist\_node\/}, {\it dir\_node\/}$B!K(B,
$B7S@~!J(B\kern0pt {\it rule\_node\/}$B!K0J30$N%N!<%I$K$O(B,
$H$$B$d(B$D$$B$,$J$$$N$G(B{\it disp\_node\/}$B$N1F6A$r<u$1$J$$(B.
$B$@$+$i(B
\begin{quote}\gt
	\ldots\verb|$B$3$N(Bdvi file$B%U%)!<%^%C%H(B|\ldots
\end{quote}
$B$N$h$&$KF~NO$5$l$?$H$-(B, \verb|device|$B$H(B\verb|independent|$B$N4V$N6uGr$NA08e$K(B
{\it disp\_node\/}$B$rF~$l$k$N$OL5BL$G$"$k(B.
\begin{quote}\gt\begin{verbatim}
	\tmin $B$3(B
	\tmin $B$N(B
	\displace 2.0
	\glue(\xkanjiskip) 2.5 plus 1.0 minus 1.0
	\tenrm d
	\tenrm v
	\tenrm i
	\displace 0.0
	\glue 3.33333 plus 1.66666 minus 1.11111
	\displace 2.0
	\tenrm ^^L (ligature fi)
	\tenrm l
	\tenrm e
	\displace 0.0
	\glue(\xkanjiskip) 2.5 plus 1.0 minus 1.0
	\tmin $B%U(B
	\penalty 150(for kinsoku)
	\glue 1.07391 minus 1.07391
	\tmin $B%)(B
\end{verbatim} \end{quote}
$B$=$3$G(B, $B%j%9%H$K(B{\it disp\_node\/}$B$r2C$($k$H$-(B,
$BL5BL$J(B{\it disp\_node\/}$B$r>C$9$h$&$K$7$?(B.
\begin{quote}\gt\begin{verbatim}
	.\tmin $B$3(B
	.\tmin $B$N(B
	.\displace 2.0
	.\glue(\xkanjiskip) 2.5 plus 1.0 minus 1.0
	.\tenrm d
	.\tenrm v
	.\tenrm i
	.\glue 3.33333 plus 1.66666 minus 1.11111
	.\tenrm ^^L (ligature fi)
	.\tenrm l
	.\tenrm e
	.\displace 0.0
	.\glue(\xkanjiskip) 2.5 plus 1.0 minus 1.0
	.\tmin $B%U(B
	.\penalty 150(for kinsoku)
	.\glue 1.07391 minus 1.07391
	.\tmin $B%)(B
\end{verbatim} \end{quote}

\subsection{$B=DAH$_MQ(B{\tt TFM}$B%U%!%$%k(B}

$B=DAH$_%U%)%s%HMQ3HD%(B{\tt TFM}$B%U%!%$%k$N%U%)!<%^%C%H$O(B, $B4pK\E*$K$O(B,
$B=>Mh$N(B{\tt JFM}$B%U%)!<%^%C%H(B\cite{jfm}$B$HJQ$o$i$J$$(B.
$B$?$@3F%U%#!<%k%I$N0UL#$,B?>/JQ2=$7$F$$$k(B.
$B:G=i$N%O!<%U%o!<%I!J(B\kern0pt {\it id}\kern0pt $B!K$G(B
{\tt JFM}$B%U%)!<%^%C%H$G$"$k$3$H$r<($9(B.
$\hbox{\it id} = 11$ $B$N>l9g$O2#AH$_MQ(B{\tt JFM},
$\hbox{\it id} = 9$ $B$N>l9g$O=DAH$_MQ(B{\tt JFM}$B$G$"$k(B.

{\it width}, {\it italic}, {\it kern}, {\it glue}$B$J$I(B
$B=>Mh$N2#AH$_(B{\tt JFM}$B%U%)!<%^%C%H$G2#J}8~$N0UL#$r;}$C$F$$$?%U%#!<%k%I$O(B,
$B=DAH$_(B{\tt JFM}$B$G$O=D!J;zAw$j!KJ}8~$N0UL#$r;}$D(B.
$B$?$H$($P(B{\it width}$B$O$=$NJ8;z$N=DJ}8~$NBg$-$5$G$"$k(B.

{\it height}, {\it depth}$B$J$I(B
$B=>Mh$N2#AH$_(B{\tt JFM}$B$G=DJ}8~$N0UL#$r;}$C$F$$$?%U%#!<%k%I$O(B,
$B=DAH$_(B{\tt JFM}$B$G$O2#!J9TAw$j!KJ}8~$N0UL#$r;}$D(B.
{\it height}$B$O$=$NJ8;z$N%Y!<%9%i%$%s$N1&B&$NBg$-$5(B,
{\it depth}$B$O$=$NJ8;z$N%Y!<%9%i%$%s$N:8B&$NBg$-$5$G$"$k(B.

\subsection{$B3HD%(B{\tt DVI}$B%U%)!<%^%C%H(B}

$B=>Mh$N(B\verb|DVI|$B$K$O?eJ?J}8~$X0\F0$9$kL?Na$H$7$F(B\verb|right|,
$B?bD>J}8~$X0\F0$9$kL?Na$H$7$F(B\verb|down|$B$H$$$&L>A0$,;HMQ$5$l$F$$$k(B.
h$B%\%C%/%9$r(B``$B?eJ?%\%C%/%9(B''$B$G$O$J$/(B``$B;zAw$jJ}8~$N%\%C%/%9(B''$B$HDj5A$7$?$h$&$K(B
\verb|right|$BL?Na$r;zAw$jJ}8~$X0\F0$9$kL?Na(B,
\verb|down|$BL?Na$r9TAw$jJ}8~$X0\F0$9$kL?Na$HDj5A$7$?(B.
$B;zAw$j(B, $B9TAw$j$NJ}8~$O(B, $BAH$_J}8~$K$h$C$FJQ$o$k$N$G(B,
\verb|DVI|$B%j!<%@$K$b%G%#%l%/%7%g%s$r@_$1$F(B,
$B?7$7$$L?Na(B\verb|dir|$B$K$h$C$F%G%#%l%/%7%g%s$r@Z$j49$($k$3$H$K$7$?(B.
\verb|push|, \verb|pop|$B$G(B, $(h,v,w,x,y,z)$$B$NB>$K(B,
$B%G%#%l%/%7%g%s(B$d$$B$b(Bpush, pop$B$9$k(B.

\verb|DVI|$B$NL?Na$O:G=i$N(B1$B%P%$%H$G<1JL$G$-$k$h$&$K$J$C$F$$$k(B.
$B$9$G$K(B0--249$B$,;HMQ$5$l$F$$$k(B\footnote{
	\TeX $B$r(B, $B1Q8l$J$I$N:8$+$i1&$X=q$/8@8l$H(B,
	$B%"%i%S%"8l$d%X%V%i%$8l$N$h$&$K1&$+$i:8$X=q$/8@8l$r(B
	$B:.?"$G$-$k$h$&$K2~B$$7$?;vNc(B\cite{arabic}$B$G$O(B,
	$B$=$N%$%s%W%j%a%s%H$NJ}K!$H$7$F(B\verb|DVI|$BL?Na$r3HD%$7$F$*$j(B,
	250, 251$B$r;HMQ$7$F$$$k(B.
}$B$N$G?7$7$$L?Na$O(B255$B$r;H$&$3$H$K$7$?(B.
\verb|dir|$B!J(B\kern0pt 255\kern0pt $B!KL?Na$O(B1$B%P%$%H$N0z?t(B$d$$B$r(B1$B$D<h$k(B.
\begin{itemize}
\item $d=0$ $\cdots$ $B2#AH$_(B
\item $d=1$ $\cdots$ $B=DAH$_(B
\end{itemize}

$B2#%G%#%l%/%7%g%s$N>l9g$O=>Mh$N(B\verb|DVI|$B$H%3%s%Q%A%V%k$G$"$k$,(B,
$B=D%G%#%l%/%7%g%s$N>l9g$O=>Mh$N(B\verb|DVI|$B$G2#J}8~$K0\F0$9$kL?Na(B
\begin{quote} \begin{verbatim}
	set_char_* set? set_rule right? w? x?
\end{verbatim} \end{quote}
$B$O=DJ}8~!J;zAw$jJ}8~!K$K0\F0$9$kL?Na$H$J$j(B,
$B=>Mh$N(B\verb|DVI|$B$G=DJ}8~$K0\F0$9$kL?Na(B
\begin{quote} \begin{verbatim}
	down? y? z?
\end{verbatim} \end{quote}
$B$O2#J}8~!J9TAw$jJ}8~!K$K0\F0$9$kL?Na$H$J$k(B.

$BJ8;z$O(B, $B%Y!<%9%i%$%s$NJ}8~$,;zAw$j$NJ}8~$H0lCW$9$k$h$&$K(B,
$BI,MW$J$i2sE>$7$F(B, $B0u;z$5$l$J$1$l$P$J$i$J$$(B.
$B7S@~$NL?Na$b%G%#%l%/%7%g%s$K$h$C$FJ}8~$,JQ$o$k(B.
$B=>Mh$N(B\verb|set_rule|, \verb|put_rule|$B$G$O(B,
$B:G=i$N0z?t$,9b$5(B, $B<!$N0z?t$,I}$rI=$7$F$$$?(B.
$B3HD%(B\verb|DVI|$B$G$O(B, $B:G=i$N0z?t$,7S@~$N9TAw$jJ}8~$NH?BPB&$NBg$-$5(B,
$B<!$N0z?t$,;zAw$jJ}8~$NBg$-$5$rI=$7$F$$$k(B.
\verb|set_rule|$B$G$O(B2$BHVL\$N0z?t$G;XDj$7$F$"$kD9$5$@$1(B
$B;zAw$jJ}8~$K;2>HE@$r0\F0$5$;$k(B.

$B3F%Z!<%8$N@hF,$G$O(B, {\tt DVI}$B%j!<%@$O2#%G%#%l%/%7%g%s$G$"$j(B,
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\subsection*{$B<U<-(B}

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\begin{thebibliography}{9}
\bibitem{texbook} Knuth, D. E. : {\em The \TeX book}, Addison-Wesley (1986)\\
	$B!N:XF#?.CK(B $B4F=$(B, $B:mC+9%51(B $BK]Lu(B : \TeX $B%V%C%/(B, $B%"%9%-!<(B(1989)$B!O(B
\bibitem{texweb} Knuth, D. E. : {\em \TeX : the program}, Addison-Wesley (1986)
\bibitem{jtex} $BARBtNI0l(B : \TeX $B%7%9%F%`$NF|K\8l2=(B,
		$BF|K\8l(B\TeX $BG[I[%F!<%W(B, {\tt ./doc/jtex.tex} (1987)
\bibitem{jfm} $BARBtNI0l(B : JFM file format,
		$BF|K\8l(B\TeX $BG[I[%F!<%W(B, {\tt ./doc/jfm.tex} (1987)
\bibitem{arabic} Knuth, D. E. and MacKay, P. :
	Mixing right-to-left texts with left-to-right texts,
		{\em TUGboat Volume~8 No.~1}, pp.~14--25 (1987)
\end{thebibliography}

\end{document}