用紧致性论证给出了任一域k上行列有限的无限方阵a具有各种逆方阵的基本的充分必要条件。
Some basic necessary and sufficient conditions for the existence of various inverses of a row-column-finite infinite matrix a over a field K are proved by compactness arguments.
在被控对象为非方阵的系统中，由于求解控制器时涉及到矩阵求伪逆问题，很大程度上增加了闭环增益成形算法的难度。
It is difficult to design the closed loop gain shaping controller when the controlled plant is not a square matrix, because it is involved in the pseudo inverse of matrix.
本文讨论了用逆奈氏阵列法对一类非方阵多变量系统进行解耦设计。
In this Paper, decoupling design for non-square multivariable systems using inverse Nyquist array (INA) method is discussed.
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