% ɽ��   AGCM5 ��1�� ������ǥ� �ϳز��� ��ʿ�Ȼ�
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% ���� 
\Drireki{93/06/16  �¸��ء��ݺ�����}
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\section{�ϳز���}



\section{��ʿ�Ȼ���}

\label{��ʿ�Ȼ���}

\subsection{�ȿ���¸��}

��ʿ�Ȼ����, ���Τ褦��$\nabla^{N_D}$�η��Ƿ׻������Τ����̤Ǥ���. 
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\begin{equation}
  \label{��ʿ�Ȼ�}
  {\cal D}(\zeta) = - K_{HD} 
                      \left[ (-1)^{N_D/2} \nabla^{N_D}
                              - \left( \frac{2}{a^2} \right)^{N_D/2} 
                      \right]
                    \zeta ,
\end{equation}
%
\begin{equation}
  {\cal D}(D) = - K_{HD} 
                      \left[ (-1)^{N_D/2} \nabla^{N_D}
                              - \left( \frac{2}{a^2} \right)^{N_D/2} 
                      \right]
                    D ,
\end{equation}
%
\begin{equation}
  {\cal D}(T) = - (-1)^{N_D/2} K_{HD} \nabla^{N_D} T ,
\end{equation}
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\begin{equation}
  {\cal D}(q) = - (-1)^{N_D/2} K_{HD} \nabla^{N_D} q .
\end{equation}
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���ο�ʿ�Ȼ���Ϸ׻��ΰ��경�Τ���ΰ�̣�礤������.
�����ʥ������������Ū�ʿ�ʿ�Ȼ���ɽ������,
$N_D$�Ȥ��Ƥ�, 4$\sim$16���Ѥ���.

\subsection{�ȿ����¸��}

��ʿ�Ȼ����ȿ��˰�¸���ʤ����ͤ��ͤˤ��뤳�Ȥ�Ǥ���.
�ܺپ�ά. 


