Numerical Range of Moore–Penrose Inverse Matrices

Let <i>A</i> be an <i>n</i>-by-<i>n</i> matrix. The numerical range of <i>A</i> is defined as <inline-formula> <math display="inline"> <semantics> <mrow> <mi>W</mi> <mrow> <mo>(</mo> <m...

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Bibliographic Details
Main Author: Mao-Ting Chien
Format: Article
Language:English
Published: MDPI AG 2020-05-01
Series:Mathematics
Subjects:
Online Access:https://www.mdpi.com/2227-7390/8/5/830