Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
4601787 | Linear Algebra and its Applications | 2010 | 15 Pages |
Abstract
In [B. Cheng, B. Liu, The base sets of primitive zero-symmetric sign pattern matrices, Linear Algebra Appl. 428 (2008) 715–731], Cheng and Liu studied the bases of primitive zero-symmetric sign pattern matrices. The sharp upper bound of the bases was obtained. In this paper, we characterize the sign pattern matrices with the sharp bound.
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