Issue |
Wuhan Univ. J. Nat. Sci.
Volume 28, Number 4, August 2023
|
|
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Page(s) | 277 - 281 | |
DOI | https://doi.org/10.1051/wujns/2023284277 | |
Published online | 06 September 2023 |
Mathematics
CLC number: O151.21
Sign Patterns of Orders up to 4 that Allow Diagonalizability
College of Mathematics and Physics, Leshan Normal University, Leshan 614000, Sichuan, China
Received:
6
December
2022
Finding the necessary and sufficient conditions for a sign pattern to allow diagonalizability is an open problem. In this paper, we identify sign patterns of up to four orders that allow diagonalizability.
Key words: sign patterns / allow diagonalizability / composite cycle
Biography: FENG Xinlei, male, Ph. D., Associate professor, research direction: sign pattern matrix and consensus of multi-agent system. E-mail:xinlfeng@126.com
Fundation item: Supported by the Research Project of Leshan Normal University (LZD016, DGZZ202023)
© Wuhan University 2023
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