🚀 go-pugleaf

In article <B02367.96Apr30185507@hakucho.educ.cc.keio.ac.jp> b02367@educ.cc.keio.ac.jp (Inoue Hiroaki [69301143]) writes:

 > $B$^$:!"$b$&0l$D5u?t$,I,MW$@$H9M$($F!"(Bi $B$HF1$8@-<A$r$b$C$?(B j $B$H$$$&$N$r(B
 > $BF3F~$7$^$7$?!#$1$l$I!"3];;$r$9$k$H(B ij $B$H$$$&9`$,$G$-$F$7$^$&$N$G!"$=$l(B
 > $B$r(B k $B$HCV$-$^$7$?!#EvA3!"J*M}20$J$N$G!"(Bij = ji $B$H2>Dj$7$^$9!#(B

$B$3$N2>Dj$O$d$O$j$^$:$$$G$7$g$&!%(B

 > 1$B!"(Bk*k = i*i*j*j = (-1)*(-1) = 1

$B0\9`$7$F(B k*k - 1 = 0. $B$7$?$,$C$F(B (k-1)*(k+1) = 0.
(*)  $B!V(B  a * b = 0 $B$J$i$P(B a = 0 $B$^$?$O(B b = 0 $B!W(B
$B$r2>Dj$9$l$P(B k = 1 $B$^$?$O(B k = -1.

 > $BDI?-!#$=$b$=$b!"(Bz $B$H(B z $B$N6&LrJ#AG?t$r$+$1$F!"(Ba*a+b*b+c*c+d*d $B$N7A$K$J(B
 >       $B$i$J$$$3$H$+$i$7$F$*$+$7$$$N$G$7$g$&$+!#$=$&$9$k$K$O!"(Bij $B$H(B ji $B$,(B
 >       $B8r49$7$J$$$3$H$r2>Dj$7$J$$$H$@$a$@$H;W$&$N$G$9!#(B

$B!V8r49$7$J$$!W$H$$$&8@MU$O$A$g$C$H0UL#$,$o$+$j$^$;$s!%(B
ij $B$H(B ji $B$,Ey$7$$$H$O8B$i$J$$;~$O!V8r492DG=$G$J$$!W$H$+!VHs2D49!W$H(B
$B8@$$$^$9!%(B

k = ij = -ji $B$H$9$k$H!$(B i = jk = -kj, j = ki = -ik $B$H$J$C$F!$(B
$B$o$j$He:No$K$J$C$?$H;W$$$^$9!%(B

$B!t(B $B?t3X$G$$$&4D$H$+BN$H$+$NOC$G$9$M!%(B
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  //  $BJ!86(B  $B@?(B  ($BEE5$DL?.Bg3X(B $B>pJs9)3X2J(B $B>pJs?tM}9)3X9V:B(B)
  //  E-mail : fukuhara@im.uec.ac.jp, makoto@fine.im.uec.ac.jp