The Characteristic Polynomial of Projections
Representation Theory
2023-10-13 v2
Abstract
This paper proves that the characteristic polynomial is a complete unitary invariant for pairs of projection matrices. Some special cases involving three or more projections are also considered.
Keywords
Cite
@article{arxiv.2306.12613,
title = {The Characteristic Polynomial of Projections},
author = {Kate Howell and Rongwei Yang},
journal= {arXiv preprint arXiv:2306.12613},
year = {2023}
}
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16 pages