PreprintCC BY 4.0arXiv
Quaternionic Kittaneh Numerical Radius Inequalities
Abstract
We show that for certain classes of matrices over quaternions, a more restrictive version of breakthrough numerical radius inequalities obtained by Kittaneh [\textit{{Stud. Math.}, 2005}] hold.
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BibTeX
@misc{krishna2026quaternionic,
title = {{Quaternionic Kittaneh Numerical Radius Inequalities}},
author = {K. Mahesh Krishna},
howpublished = {arXiv},
year = {2026},
month = sep,
doi = {10.48550/arxiv.2608.00020},
eprint = {2608.00020},
archivePrefix = {arXiv},
url = {https://arxiv.org/abs/2608.00020},
note = {CC BY 4.0},
}
RIS
TY - UNPB
TI - Quaternionic Kittaneh Numerical Radius Inequalities
AU - K. Mahesh Krishna
PY - 2026
DA - 2026/09/30
PB - arXiv
DO - 10.48550/arxiv.2608.00020
UR - https://arxiv.org/abs/2608.00020
AB - We show that for certain classes of matrices over quaternions, a more restrictive version of breakthrough numerical radius inequalities obtained by Kittaneh [\textit{{Stud. Math.}, 2005}] hold.
ER -