A proof of the elliptical range theorem via Kippenhahn's theorem

DOI10.35834/2021/3302181zbMath1485.15028arXiv1807.04268OpenAlexW3216705661MaRDI QIDQ2116690

Luis Ramírez, Yen-Fen Wang, Pietro Paparella

Publication date: 18 March 2022

Published in: Missouri Journal of Mathematical Sciences (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1807.04268

zbMATH Keywords

numerical rangefield of valueselliptical range theorem

Mathematics Subject Classification ID

Norms of matrices, numerical range, applications of functional analysis to matrix theory (15A60) Numerical range, numerical radius (47A12)

Cites Work

• Unnamed Item
• On the numerical range of a bounded operator
• Computation of the field of values of a 2 x 2 matrix
• On the Field of Values of a Square Matrix
• A simple proof of the elliptical range theorem
• On the numerical range of a matrix
• The Toeplitz-Hausdorff Theorem Explained

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