\vspace{0.5cm}
\noindent
{\bf 8. $B;0BN>WFM50F;$N=89g(B}

Siegel[11,12]$B$O#3<!85;0BNLdBj$N;0BN>WFM50F;$9$Y$F$N=89g$r5-=R$7$?!%H`$O<g$H$7$F;0BN>WFM$,!V@5B'2=!W$G$-$k$+$I$&$+$rLdBj$K$7$?!%@5B'2=LdBj$O<!@a$K$^$o$7$F!"$3$3$G$O;0BN>WFM$K=*$o$k50F;$N=89g$O%(%M%k%.!<6JLL$N3j$i$+$JItJ,B?MMBN$r$J$9$H$$$&(BSiegel$B$N;E;v$N7O(B(corollary)$B$rLdBj$K$7$h$&!%$3$N@a$G$OD>@~$N>l9g$N(BSiegel$B$N7O$N>ZL@$rM?$($k!%(B

$B>ZL@$O;0BN>WFMB?MMBN>e$NNW3&E@(B$c$$B$K0BDjB?MMBNDjM}$rE,MQ$7$FF@$i$l$k!%DjM}(B7.1$B$h$j;0BN>WFM$K=*$o$k50F;$N=89g$O@53N$KE@(B$c$$B$N0BDjB?MMBN$G$"$k!%(B$c$$B$K$*$1$k%d%3%S9TNs<0$,#1$D$O@5$N!"#2$D$OIi$N8GM-CM$r;}$D$3$H!"$7$?$,$C$F(B$c$$B$N0BDjB?MMBN$O#2<!85$G$"$k$3$H$r7W;;$G=P$=$&!%(B(Fig.4$B;2>H(B)

\vspace{1.0cm}
\hspace*{5cm} $B?^(B4

\vspace{9.0cm}
\vspace{0.3cm}
\noindent
{\bf $BDjM}(B8.1} (Siegel). $B;0BN>WFM$K=*$o$k50F;$N=89g$O#3<!85Dj%(%M%k%.!<6JLL$N<B2r@OE*(B2$B<!85$O$a9~$_ItJ,B?MMBN$G$"$k!%(B

\vspace{0.3cm}
\noindent
\underbar{$B>ZL@(B.} $B>e$NCm0U$h$j!"%d%3%S9TNs(B
$$
 J: T_c N(h) \rightarrow T_c N(h),
$$
$B$N8GM-CM$r7W;;$9$l$P$h$$!%$3$3$G(B$T_cN$$B$O(B$c$$B$K$*$1$k(B$N$$B$X$N@\6u4V$G$"$k!%(B

$F=(F_1,F_2,F_3,F_4): {\cal R} \rightarrow R^4$$B$r(B(5.7)$B<0$GDj5A$5$l$k%Y%/%H%k>l$H$9$k!%$3$N$H$-(B$DF(c): R^4 \rightarrow R^4$$B$O(B$T_cN(h)$$B$rITJQ$K$7!"(B$J$$B$O(B$DF(c)$$B$N(B$T_cN(h)$$B$X$N@)8B$G$"$k!%(B

$c=(0,-v_c,s_c,0)$$B$G$"$k$3$H$r;W$$$@$=$&!%(B(5.1)$B<0$H(B(6.5)$B<0$r;H$C$F<!$N$h$&$K7W;;$G$-$k!%(B
$$ \begin{array}{l}
 DF_1(c) (\rho,\gamma,\sigma,\chi) = - \lambda (1-s_c^2)^{1/2} \rho, \\
 DF_2(c) (\rho,\gamma,\sigma,\chi) = \displaystyle 
\frac{\lambda (1-s_c^2)^{1/2}}{v_c} (2h \rho + v_c \gamma), \\
 DF_3(c) (\rho,\gamma,\sigma,\chi) = \chi, \\
 DF_4(c) (\rho,\gamma,\sigma,\chi) = \displaystyle 
- \frac{4s_c}{v_c^2} (h \rho + v_c \gamma) + 
\frac{V''(s_c)}{v_c^2} (1-s_c^2) \sigma + 
\frac{\lambda}{2} (1-s_c^2)^{1/2} \chi. 
   \end{array}
$$
$N(h)$$B$NDj5A(B(5.4)$B$h$j(B
$$
  T_c N(h) = \{ (\rho,\gamma,\sigma,\chi) \in R^4: 
h \rho + v_c \gamma = 0 \},
$$
$B$G$"$k$3$H$,$o$+$k!%$@$+$i!"(B$(\rho,\gamma,\sigma,\chi) \in T_cN(h)$$B$KBP$7$F(B
$$ \begin{array}{ll}
 J (\rho,\gamma,\sigma,\chi) & = DF(c) (\rho,\gamma,\sigma,\chi) \\ 
 & = \displaystyle \left( - \lambda (1-s_c^2)^{1/2} \rho, 
\frac{\lambda (1-s_c^2)^{1/2}}{v_c} h \rho,  \chi, 
\frac{V''(s_c)}{v_c^2} (1-s_c^2) \sigma + 
\frac{\lambda}{2} (1-s_c^2)^{1/2} \chi 
\right), 
   \end{array}
$$
$B$rF@$k!%$3$3$G(B$T_cN(h)$$B$N4p(B$\{ \xi_1, \xi_2, \xi_3 \}$$B$H$7$F<!$N$b$N$r$H$k!%(B
$$ \begin{array}{l}
 \xi_1 = ( -v_c, h, 0, 0), \\
 \xi_2 = (    0, 0, 1, 0), \\
 \xi_3 = (    0, 0, 0, 1). 
   \end{array}
$$
$\{ \xi_2, \xi_3 \}$$B$O(B$T_cC$$B$N4p$G$"$k$3$H$KCm0U$7$h$&!%$3$N4p$K$*$$$F(B$J$$B$N9TNs$O(B
$$ \left[ \begin{array}{ccc}
  -\lambda (1-s_c^2)^{1/2} & 0 & 0 \\
      0                    & 0 & 1 \\
      0  & (1-s_c^2) 
\displaystyle \frac{V''(s_c)}{v_c^2} 
         & 
\displaystyle \frac{\lambda}{2} (1-s_c^2)^{1/2} 
   \end{array}  \right] .
$$
$B$@$+$i(B$\xi_1$$B$O8GM-CM(B$-\lambda (1-s_c^2)^{1/2}$$B$KB0$9$k8GM-%Y%/%H%k$G$"$k!%(B$J$$B$NFC@-J}Dx<0$O(B$T_cC$$B$K@)8B$9$k$H(B
$$
\displaystyle 
  x^2 - \frac{\lambda}{2} (1-s_c^2)^{1/2} x - 
(1-s_c^2) \frac{V''(s_c)}{v_c^2} = 0,
$$
$B$H$J$k!%L?Bj(B6.2$B$N>ZL@$NCf$G(B$V''(s_c)>0$$B$r<($7$?!%$7$?$,$C$F>e$NJ}Dx<0$OIi$N:,$r(B1$B$D$H@5$N:,$r(B1$B$D;}$D!%$@$+$i(B$c$$B$O(B$C$$BFb$K(B1$B<!850BDjB?MMBN$H(B1$B<!85IT0BDjB?MMBN$r;}$D!%(B$N(h)$$B>e$KIi$N8GM-CM$,2C$o$k$+$i!"0BDjB?MMBN$O(B2$B<!85$K$J$k!%(B\hfill $\Box$

\vspace{0.3cm}
$B;0BN>WFM$K;O$^$k50F;$N=89g$K4X$7$F$bF1$8DjM}$,@.$jN)$D!%$3$N>l9g!"(B$d$$B$NIT0BDjB?MMBN$,(B2$B<!85$G$"$k$3$H$,>ZL@$G$-$k!%(B$-v_c$$B$r(B$+v_c$$B$KCV$-49$($l$P5DO@$O$^$C$?$/F1$8$G$"$k!%(B

\vspace{0.5cm}
\noindent
{\bf 9. $B;0BN>WFM$N$^$o$j$N8IN)2=%V%m%C%/(B}

$B;0BN>WFM$r1[$($F50F;$r1dD9$G$-$k$N$@$m$&$+(B?$B$b$A$m$s;0BN>WFM$K=*$o$k50F;$r;0BN>WFM$K;O$^$k50F;$N$I$l$+$H>!<j$K7k$V$3$H$O$G$-$k!%LdBj$O$3$N@\B3$,0UL#$"$k;EJ}$G$G$-$k$+$I$&$+$G$"$k!%(B

Siegel$B$O2r@OE*$J4QE@$+$i$3$NLdBj$rD4$Y$?(B[11,12]$B!%H`$O;0BN>WFM$K=*$o$kC10l$N50F;$KCmL\$7!"50F;$,;~4V$N4X?t$H$7$F@\B3$G$-$k$+$I$&$+$rLdBj$K$7$?!%0lHL$K$3$l$,$G$-$J$$$3$H$rH`$O8+$D$1$?!%(B

$B$7$+$7$J$,$i!"B?MMBN>e$NN.$l$H$$$&J8L.$+$i$9$k$H!"JL$N8+J}$,$b$C$H<+A3$+$b$7$l$J$$!%N.$l$,$G$-$k$h$&$J;EJ}$G!";0BN>WFM$K=*$o$k$9$Y$F$N50F;$r;0BN>WFM$K;O$^$k50F;$H@\B3$G$-$J$$$b$N$+(B?$B$3$N@\B3$r$9$k$?$a$K$O!"8_$$$N6a$/$+$i=PH/$7!"$7$+$b;0BN>WFM$N6a$/$+$i=PH/$9$k3F(B2$BK\$N50F;$,D9$$;~4V$N4V6a$/$K$H$I$^$kI,MW$,$"$k!%(B

Easton$B$O>e$G=R$Y$?35G0$r@:L)$K$9$k$h$&$J@5B'2=$NDj5A$rM?$($?(B[4]$B!%H`$O$3$NDj5A$r;H$C$FFsBN>WFM$r1dD9$7$?8e$N;0BNLdBj$N@QJ,6JLL$r5-=R$7$?(B[5]$B!%$3$N@a$G$O!"(BEaston$B$NDj5A$r4JC1$K=R$Y!"$=$l$r;H$C$F!"$"$k<ANL$N>l9g$K$O;0BN>WFM$r1[$($F50F;$r1dD9$G$-$J$$$3$H$r<($9!%$3$l$i$NDj5A$NGX8e$NF05!$K4X$9$k9-HO$J5DO@$K$D$$$F$O(BEaston[4,5]$B!"(BConley and Easton[3]$B$*$h$S(BChurchill[1]$B$r;2>H$7$FM_$7$$!%(B

$B$O$8$a$K5-K!$rF3F~$9$kI,MW$,$"$k!%(B$\psi$$B$rB?MMBN(B$M$$B>e$NN.$l$H$7!"(B${\bf B}$$B$rF1$8<!85$NItJ,B?MMBN$H$9$k!%(B${\bf b}$$B$r(B${\bf B}$$B$N6-3&$H$7!"<!$rDj5A$9$k!%(B
$$ \begin{array}{lll}
 {\bf b}^+ = \{ x \in {\bf b}: \psi (x, (-\varepsilon,0)) \cap {\bf B} = \emptyset & {\rm for \ some} & \varepsilon > 0 \}, \\
 {\bf b}^- = \{ x \in {\bf b}: \psi (x, (0, \varepsilon)) \cap {\bf B} = \emptyset & {\rm for \ some} & \varepsilon > 0 \}. 
   \end{array}
$$

\vspace{0.3cm}
\noindent
\underbar{$BDj5A(B.} ${\bf b}^+ \cup {\bf b}^- = {\bf b}$$B$N$H$-(B${\bf B}$$B$r8IN)2=%V%m%C%/$H8F$V!%(B

\vspace{0.3cm}
$B<!$N$h$&$K$*$/!%(B
$$ \begin{array}{lll}
 {\bf a}^+ = \{ x \in {\bf b}^+: \psi (x, t) \in {\bf B} & 
{\rm for \ all} & t \geq 0 \}, \\
 {\bf a}^- = \{ x \in {\bf b}^-: \psi (x, t) \in {\bf B} & 
{\rm for \ all} & t \leq 0 \} 
   \end{array}
$$
$B$^$?N.$l$K1h$C$F(B${\bf b}^- - {\bf a}^-$$B$KEv$?$k$^$G9T$-!"(B$\Psi: {\bf b}^+ - {\bf a}^+ \rightarrow {\bf b}^- - {\bf a}^-$$B$rDj5A$9$k!%(B$\Psi$$B$r!V%V%m%C%/(B${\bf B}$$B$r2#@Z$k<LA|!W$H8F$V!%8IN)2=%V%m%C%/$N=EMW$J@-<A$O<LA|(B$\Psi$$B$,F1Aj<LA|$G$"$k$3$H$G$"$k(B[3,1]$B!%(B

\vspace{0.3cm}
\noindent
\underbar{$BDj5A(B.} $\Psi$$B$,F1Aj<LA|(B${\bf b}^+ \rightarrow {\bf b}^-$$B$K3HD%$G$-$k$H$-(B${\bf B}$$B$O(B\underline{$B@5B'2=2DG=(B}$B$H$$$o$l$k!%$=$&$G$J$$$H$-(B\underline{$B@5B'2=IT2DG=(B}$B$H$$$o$l$k!%(B

\vspace{0.3cm}
(5.7)$B<0$GM?$($i$l$kN.$l(B$\varphi$$B$r9M$($h$&!%(B7$B@a$N(B${\bf B}(h, \alpha)$$B$NDj5A$r;W$$$@$=$&!%G$0U$K(B$h$$B$,M?$($i$l$?$H$-!"(B${\bf B}(h, \alpha)$$B$O==J,>.$5$J(B$\alpha$$B$KBP$7$F8IN)2=%V%m%C%/$G$"$k!%<B:]!"(B
$$ \begin{array}{l}
 {\bf b}^+ (h, \alpha) = \{ (r,v,s,w) \in {\bf B} (h, \alpha): 
r = \alpha, v \leq 0 \}, \\
 {\bf b}^- (h, \alpha) = \{ (r,v,s,w) \in {\bf B} (h, \alpha): 
r = \alpha, v \geq 0 \}. 
   \end{array}
$$
$B$5$i$K!"(B${\bf a}^+(h, \alpha)$$B$O(B${\bf b}^+(h, \alpha)$$B$H(B$c$$B$N0BDjB?MMBN$H$N6&DLItJ,$G$"$j!"(B${\bf a}^-(h, \alpha)$$B$O(B${\bf b}^-$$B$H(B$d$$B$NIT0BDjB?MMBN$H$N6&DLItJ,$G$"$k!%(B${\bf B}(h, \alpha)$$B$,@5B'2=IT2DG=$J$i!"(B${\bf B}(h, \gamma)$$B$O$9$Y$F$N(B$\gamma \leq \alpha$$B$KBP$7$F@5B'2=IT2DG=$G$"$k!%$@$+$i(B${\bf B}(h, \alpha)$$B$,$"$k(B$\alpha$$B$KBP$7$F@5B'2=IT2DG=$N$H$-;0BN>WFM$O%(%M%k%.!](B$h$$B$KBP$7$F@5B'2=IT2DG=$H$$$&$3$H$K$9$k!%<!$NDjM}$r>ZL@$7$?$$!%(B

\vspace{0.3cm}
\noindent
{\bf $BDjM}(B9.1.} $B<ANL(B$m_1, m_2$$B$*$h$S(B$m_3$$B$,$"$C$F!";0BN>WFM$O$9$Y$F$N%(%M%k%.!<$KBP$7$F@5B'2=IT2DG=$G$"$k!%(B

\vspace{0.3cm}
$B$3$NDjM}$N>ZL@$O;0BN>WFMB?MMBN(B$C$$B>e$NN.$l$r>\$7$/D4$Y$k$3$H$K0MB8$7$F$$$k!%$H$/$K!"(B$c$$B$NIT0BDjB?MMBN$r9=@.$9$k#2$D$N50F;$N0LCV$r7h$a$kI,MW$,$"$k!%(B

\vspace{0.3cm}
\noindent
\underbar{$BDj5A(B.} $C$$B>e$NN.$l(B$\varphi$$B$,A4=LB`$G$"$k$H$O!"(B$c$$B$NIT0BDjB?MMBN$,(B$d$$B$N0BDjB?MMBN$H40A4$K0lCW$9$k$H$-$G$"$k!%(B(Fig.5$B;2>H(B)$B!%(B

\vspace*{1.0cm}
\hspace*{5cm} $B?^(B5

\vspace*{9.0cm}
\vspace{0.3cm}
$B<!@a$G$O!"$"$k<ANL$NCM$KBP$7$F(B$\varphi$$B$,A4=LB`$G$J$$$3$H$r<($9!%$3$N@a$N;D$j$G$O(B$\varphi$$B$,A4=LB`$G$J$$$H$-!";0BN>WFM$O@5B'2=IT2DG=$G$"$k$3$H$r>ZL@$9$k!%(B

7$B@a$N(B$B^-, b^-$$B$*$h$S(B$\sigma^-$$B$NDj5A$r;W$$$@$=$&!%:#8e%(%M%k%.!<(B$h$$B$r8GDj$7(B$\alpha>0$$B$rA*$s$G(B${\bf B}(h, \alpha)$$B$,8IN)2=%V%m%C%/$K$J$k$h$&$K$9$k!%5-K!$r8zN(E*$K$9$k$?$a$K!"(B${\bf B} = {\bf B}(h, \alpha),$ $B^- (\nu) = B^- (h, \alpha,\nu)$$BEy!9$H=q$/!%(B$\Phi$$B$r%V%m%C%/(B${\bf B}$$B$r2#@Z$k<LA|$H$9$k!%(B

\vspace{0.3cm}
\noindent
{\bf $BL?Bj(B9.2.} $C$$B>e$N(B$\varphi$$B$OA4=LB`$G$J$$$H$9$k!%(B$a_0 \in {\bf a}^+$$B$H$7!"(B$U$$B$O(B$a_0$$B$r4^$`(B${\bf b}^+$$B$N3+ItJ,=89g$H$7!"(B$\nu>v_c$$B$H$9$k!%$3$N$H$-(B$x_{\nu} \in U$$B$,B8:_$7$F(B$\Phi(x_{\nu}) \in b^-(\nu)$$B$G$"$k!%(B(Fig.6$B;2>H(B)$B!%(B

\vspace{0.3cm}
\noindent
\underbar{$B>ZL@(B.} $C$$B>e$N(B$\varphi$$B$N8{G[E*@-<A$*$h$SHs=LB`@->r7o$+$i!"(B$c$$B$NIT0BDjB?MMBN$N>/$J$/$H$b#1$D$NJ,;^$O(B$\sigma^-(\nu)$$B$H8r$o$k$3$H$,$o$+$k!%L?Bj(B7.3$B$N>ZL@$+$iJ,$+$k$h$&$K!"(B$\sigma^-(\nu)$$B$ON.$l$NCGLL$G$"$k!%$^$?Dj5A$+$iJ,$+$k$h$&$K!"(B${\bf b}^+$$B$bCGLL$G$"$k!%(B$\varphi$$B$O(B$c$$B$N6aK5$G$O@~7AItJ,$G6a;w$G$-$k$+$i!"E@(B$x_{\nu} \in U$$B$*$h$SE@(B$y_{\nu} \in \sigma^-(\nu)$$B$,$"$C$F!"$"$k(B$\tau>0$$B$KBP$7$F(B$\varphi(x_{\nu}, \tau) = y_{\nu}$$B$G$"$k!%$@$+$i(B$x_{\nu}$$B$rDL$k50F;$O(B$\sigma^-(\nu)$$B$r2#@Z$j(B$B^-(\nu)$$B$KF~$k!%L?Bj(B7.3$B$h$j!"50F;$O(B$b^-(\nu)$$B$K$*$$$F$N$_(B$B^-(\nu)$$B$+$i=P$i$l$k!%$h$C$F(B$\Phi(x_{\nu}) \in b^-(\nu)$$B$G$"$j!">ZL@$,407k$7$?!%(B\hfill $\Box$

\vspace{0.3cm}
\noindent
{\bf $BL?Bj(B9.3.} $C$$B>e$N(B$\varphi$$B$,A4=LB`$G$J$1$l$P;0BN>WFM$O@5B'2=IT2DG=$G$"$k!%(B

\vspace{0.3cm}
\noindent
\underbar{$B>ZL@(B.} $a_0 \in {\bf a}^+, \nu>v_c$$B$H$9$k!%(B$a_0$$B$KG$0U$K6a$$(B$x$$B$,$"$C$F(B$\Phi(x) \in b^-(\nu)$$B$G$"$k!%(B$\cap \{ b^-(\nu): \nu > v_c \} = \emptyset$$B$G$"$k$+$i(B$\Phi$$B$O(B$a_0$$B$^$G1dD9$G$-$J$$!%(B\hfill $\Box$

\vspace{0.3cm}
Easton$B$NDj5A$7$?@5B'2=$H(BSiegel$B$ND4$Y$?@5B'2=$K$O0c$$$,$"$k$3$H$KCm0U$9$Y$-$G$"$k!%L?Bj(B9.3$B$N<($9$H$3$m$K$h$l$P!"F17A2r$O;0BN>WFM$r1[$($F1dD9$G$-$J$$!%$7$+$7$J$,$i!"F17A2r$r5-=R$9$k(B(6.3)$B<0$r$h$/8+$k$H!"$3$N2r$OFsBN>WFM$HF1$8$h$&$K$U$k$^$&$3$H$,J,$+$k!%$@$+$iF17A2r$O;~4V$N4X?t$H$7$F1dD9$G$-$k$,!"6aK5$N50F;$K4X$7$F$NO"B3@-$,F@$i$l$J$$!%(B

$B$A$g$C$H8+$?$H$3$m!"$3$N7k2L$O9bEY$K5;=QE*$GD>@~>e$rF0$/#3N3;R$NLdBj$KGyA3$H$7$+4X78$7$J$$$h$&$K;W$($k!%$H$3$m$,:BI8(B$r,v,s$$B$*$h$S(B$w$$B$H$b$H$N:BI8(B${\bf q}$$B$*$h$S(B${\bf p}$$B$H$N4X78$rD4$Y$k$H!"L?Bj(B9.2$B$,6C$/$Y$-FbMF$r;}$D$3$H$K5$$E$/!%(B

\vspace*{1.0cm}
\hspace*{5cm} $B?^(B6

\vspace*{4.0cm}
$B$^$:(B$r^2$$B$,N3;R7O$N47@-%b!<%a%s%H$G$"$C$?$3$H$r;W$$$@$=$&!%;0BN>WFM$N$^$o$j$N8IN)2=%V%m%C%/(B${\bf B}$$B$O(B$r \leq \alpha$$B$J$kE@$N=89g$G$"$k!%(B${\bf B}$$B$N6-3&(B${\bf b}$$B$O(B$r = \alpha$$B$J$kE@$N=89g$G$"$k!%(B${\bf b}^+$$B>e$K!"(B1$B<!85$NE@=89g(B${\bf a}^+$$B$,$"$j!"$=$NE@$r=PH/$9$k50F;$O;0BN>WFM$K=*$o$k!%L?Bj(B9.2$B$K$h$l$P(B${\bf a}^+$$B$N6a$/$+$i;O$^$k50F;$OG$0U$KBg$-$J(B$v$$B$G8IN)2=%V%m%C%/$r=P$F$$$/!%(B

$B$5$F%(%M%k%.!<4X78<0(B(5.4)$B$r9M$($h$&!%8IN)2=%V%m%C%/$NE@$O(B$r \leq \alpha$$B$G$"$k$+$i!"(B$v$$B$,Bg$-$$$H$-(B$|w|\leq 1$$B$G$"$k!%$^$?(B$v$$B$NCM$,Bg$-$$$H$$$&$3$H$O(B$1-s^2$$B$NCM$,>.$5$$$H$$$&$3$H$G$"$k!%$h$C$F(B$\nu$$B$NCM$,Bg$-$$$H$-=89g(B$B^-(\nu)$$B$O(B2$B$D$N@.J,$r;}$D!%(B1$B$D$O(B$s$$B$,(B$+1$$B$K6a$$E@$r4^$_!"$b$&(B1$B$D$O(B$s$$B$,(B$-1$$B$K6a$$E@$r4^$`!%$7$?$,$C$F;0BN>WFM$N6a$/$rDL$k50F;$O!"(B$r = \alpha, |w| \leq 1$$B!"Bg$-$J(B$v$$B$*$h$S(B$\pm 1$$B$K6a$$(B$s$$B$G8IN)2=%V%m%C%/$r=P$k!%(B$s$$B$,(B$+1$$B$K6a$$$H$$$&$3$H$O!"N3;R(B2$B$H(B3$B$,6a$$G[0L$G$"$j!"(B$s$$B$,(B$-1$$B$K6a$$$H$$$&$3$H$ON3;R(B1$B$H(B2$B$,6a$$G[0L$G$"$k!%(B

$BJQ49(B(3.1)$B!"(B(3.4)$B!"(B(4.13)$B$*$h$S(B(5.3)$B$r9T$J$($P!"1?F0NL%Y%/%H%k$O<!$N$h$&$K=q$1$k!%(B
$$ 
 {\bf p} = \displaystyle \frac{1}{r^{1/2}} \left[ 
v M S(s) + w \frac{W(s)^{1/2}}{1-s^2} 
M A S(s) \right].
$$
(4.11)$B<0$r;H$($PN3;R(B3$B$N1?F0NL$,<!$N$h$&$K7W;;$G$-$k!%(B
$$ 
 p_3 = \displaystyle \frac{m_3 a_3}{r^{1/2}} 
\left[ v \cos \lambda (1+s) - 
w \frac{W(s)^{1/2}}{1-s^2} \sin \lambda (1+s) \right].
$$
$B$5$F;0BN>WFM$N6a$/$rDL2a$7(B$s$$B$,(B$-1$$B$N6a$/$G8IN)2=%V%m%C%/$+$i=P$FMh$k50F;$r9M$($h$&!%(B$r=\alpha, |w| \leq 1$$B$G(B$v$$B$,Bg$-$$$+$i!"(B$p_3$$B$OBg$-$$$O$:$G$"$k!%(B$s$$B$,(B$-1$$B$K6a$$$+$iN3;R(B1$B$H(B2$B$,6a$$$O$:$G$"$k!%F1MM$J5DO@$K$h$l$P!";0BN>WFM$N6a$/$rDL2a$7(B$s$$B$,(B$+1$$B$N6a$/$G8IN)2=%V%m%C%/$+$i=P$F$/$k50F;$N>l9g!"N3;R(B1$B$N1?F0NL$,Bg$-$$$O$:$G$"$k!%$@$+$i=x$G=R$Y$?DD=R$r3NN)$7$?$3$H$K$J$k!%$9$J$o$A!";0BN>WFM$N6a$/$rDL2a$7$?8e$GN3;R$N(B1$B$D$,G$0U$KBg$-$JB.EY$G(B1$B$D$NJ}8~$K8~$$!"B>$N(B2$B$D$,8_$$$K6a$$$^$^H?BPJ}8~$K9bB.$GAv$k!%(B

$B<!$K=89g(B$\{(r,v,s,w) \in C: v>\nu \}$$B$r9M$($h$&!%>e$G;XE&$7$?$h$&$K!"$3$N=89g$O(B$\nu$$B$,Bg$-$$$H$-(B2$B$D$N@.J,$r;}$D!%(B$C_+(\nu)$$B$O(B$s$$B$,(B$+1$$B$K6a$$E@$r4^$_!"(B$C_-(\nu)$$B$O(B$s$$B$,(B$-1$$B$K6a$$E@$r4^$`!%(B$C$$B>e$NHs=LB`$NN.$l$NLLGr$$>l9g$H$7$F!"(B$c$$B$NIT0BDjB?MMBN$NJ,;^$N(B1$B$D$,(B$C_+(\nu)$$B$H8r$o$j!"$b$&(B1$B$D$NJ,;^$,(B$C_-(\nu)$$B$H8r$o$k>l9g$,$"$k!%(B(Fig.7$B;2>H(B)$B!%<!@a$G$O(B$C$$B>e$N$3$N$h$&$JHs=LB`$NN.$l$,!"$"$k<ANL$N>l9g$K5/$3$k$3$H$r<($9!%$=$N$h$&$J>l9g!"L?Bj(B9.2$B$h$j!";0BN>WFM$N6a$/$rDL2a$9$k50F;$O!"(B$c$$B$N0BDjB?MMBN$N$I$A$iB&$+$i=PH/$7$?$+$K1~$8$F!"(B$s$$B$,(B$+1$$B$^$?$O(B$-1$$B$N6a$/$G8IN)2=%V%m%C%/$r=P$F$/$k!%$@$+$i8_$$$K6a$/!"$^$?;0BN>WFM50F;$N6a$/$+$i=PH/$9$k50F;$OG$0U$KBg$-$JB.EY$r;}$AF@$k$,!"F1;~$K$^$C$?$/0[$J$kG[0L$r$H$jF@$k!%(B

$C$$B>e$NN.$l(B$\varphi$$B$,A4=LB`$G$J$$$h$&$J<ANL(B$m_1, m_2$$B$*$h$S(B$m_3$$B$,B8:_$9$k$3$H$r<($;$l$P!"DjM}(B9.1$B$OL?Bj(B9.3$B$+$i=P$k!%N.$l(B$\varphi$$B$O<ANL$NO"B34X?t$G$"$k!%(B$\varphi$$B$,A4=LB`$G$J$1$l$P!">.$5$J@]F0$N$b$H$G!"$d$O$jA4=LB`$G$J$$!%$7$?$,$C$F(B$\varphi$$B$,A4=LB`$G$J$$$h$&$J<ANL$N=89g$O3+$G$"$k!%<!@a$G$O$3$N=89g$,6u$G$J$$$3$H$r<($9!%$=$&$9$l$PDjM}(B9.1$B$,>ZL@$5$l$?$3$H$K$J$k!%(B
