viewimage.php?no=24b0d769e1d32ca73ded83fa11d0283177940c12fe472eea84be02aa996912acdcc9b2074e755151ef86df6774707c14ead94266c28b8645bab5d8183e7d053818b38f8928f66dbb18bc81d026ccf3b4f697fc5d06c273daad46d56584a20daaf2

보기 4.1.3에서
dZ_p는 3x3단위행렬이어야 되는거 아닌가요??
2x2가아니라