Originally posted by gangguo at 2011-05-14 23:10:58:
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\begin{equation}
    \left(
      \begin{array}{cccccc}
        0 & 1 &  &  &  & \text{\Huge$0$} \\
        1 & 0 & 1 &  &  &  ...

Originally posted by ÁùºÏºËµ¯Í· at 2011-05-14 19:48:25:
»òÕßÓÃÓïÑÔÃèÊö a matrix with ones in its 1st and -1st diagonal and zeros otherwise.