The main problem considered in this paper is how to find efficiently a nonzeroelement in the kernel of a given structured matrix by the displacement approach.
研究如何应用位移秩的方法有效地求出一个给定的结构矩阵的核空间中的一个非零元素。
2
Any TRUE if any element of a vector is a nonzero number or is logical 1 (TRUE).