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Idempotent sign patterns of special types |
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| Authors: | Chao Ma |
| Affiliation: | 1. Department of Mathematics, Shanghai Maritime University, Shanghai, China.machao0923@163.com |
| Abstract: | In this paper, we characterize idempotent Toeplitz sign patterns and idempotent Hankel sign patterns. Our work extends some existing results. |
| Keywords: | sign pattern idempotence Toeplitz matrix Hankel matrix |