{\rtf1
{\mmath
{\*\moMathPara 
{\*\moMath 
{\rtlch\fcs1 \af1 \ltrch\fcs0 \f34\insrsid13982551 }
{\mnary
{\mnaryPr
{\mchr \u8721 ?}
{\mctrlPr\f34 }
}
{\msub
{\rtlch\fcs1 \af1 
\ltrch\fcs0 \f34\insrsid13982551 }
}
{\msup
{\rtlch\fcs1 \af1 \ltrch\fcs0 \f34\insrsid13982551 }
}
{\me
{\rtlch\fcs1 \af1 \ltrch\fcs0 \f34\insrsid13982551 }
}
}
}
}
}
\par
}