据说完美的人只有优点没有缺点，据此可以推论，他们不是完整的人。
It is said that a perfect man has no shortcomings but merits, so it can be concluded that he is not an integrated person.
利用广义逆矩阵的理论，本文给出了完整的最小二乘递推算法，并由此得到若干很有意义的推论。
Using the theory of generalized inverse matrix, a perfect algorithm of recurrence for least square has been derived. And from this algorithm, some corollaries of great significance were obtained.
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