若矩阵A=[a1，a2，…，an]∈Cm×n为复矩阵，则其列向量的所有线性组合的集合构成一个子空间，称为矩阵A的列空间(column space)或列张成(column span)，用符号CoI(A)表示。
本文在先前对叙列空间上的K级绝对连续函数研究的基础上，又得了下面的结果。
In some paper, absolute continuous functions of order K on the sequence space was discussed byous. Now we obtain some results about that one.
本文给出了证明矩阵行空间维数等于列空间维数的另一种较简单的证法，以及解决几个相关问题的捷径。
This paper give an expositior of simple way to display that the dimension of row space of matrix equals to the dimension of column space and some shortcuts to solve the problems concerned.
本文在原有研究结果的基础上，讨论了叙列空间上的弱k级有界变差函数的一致收敛问题，得到了若干有关一致收敛的等价条件。
In this paper, based on -, the uniform convergence of the Kth order weak bounded variation functions on the sequence Spaces were investigated. Some equivalent conditions were also obtained.
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