Abstract
A theorem on the number of distinct eigenvalues of diagonalizable matrices is obtained. Some applications related to the problem of separation of close eigenvalues, triangular defective matrices as well as adjacency and walk matrices of graphs are discussed. Other ideas and examples are provided.
| Original language | English |
|---|---|
| Pages (from-to) | 549-556 |
| Number of pages | 8 |
| Journal | Arabian Journal of Mathematics |
| Volume | 11 |
| Issue number | 3 |
| DOIs | |
| State | Published - Dec 2022 |
Bibliographical note
Publisher Copyright:© 2022, The Author(s).
ASJC Scopus subject areas
- General Mathematics
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