On the geometry of numerical ranges in spaces with an indefinite inner product

Geometry of the numerical range of matrices

Miroslav Fiedler · Linear Algebra and its Applications · 1981 · 72 citations

Natural Sciences, Computer Science, Mathematics +10

Numerical ranges of an operator on an indefinite inner product space

Chi-Kwong Li, Nam‐Kiu Tsing, Frank Uhlig · Electronic Journal of Linear Algebra · 1996 · 50 citations · Full text

Natural Sciences, Computer Science, Computational Geometry +12

Perron–Frobenius type results on the numerical range

John Maroulas, Panayiotis Psarrakos, Michael J. Tsatsomeros · Linear Algebra and its Applications · 2002 · 46 citations · Full text

Natural Sciences, Mathematics, Computational Physics +4

Numerical range of matrices and Levinger's theorem

Miroslav Fiedler · Linear Algebra and its Applications · 1995 · 37 citations

Computing, Computer Science, Mathematics +7

On Matrices with Elliptical Numerical Ranges

Ethan S. Brown, Ilya M. Spitkovsky · Linear and Multilinear Algebra · 2004 · 37 citations

Natural Sciences, Mathematics, Computational Geometry +5