Generalized Spectrum and Numerical Rang of Matrix the Lorentzian Oscillator Group of Dimension Four

<p>In this paper, we find the spectrum, pseudo-spectrum and numerical rang of matrix of the metric g<sub>a</sub>.</p>

Bibliographic Details
Main Authors: Rafik Derkaoui, Abderrahmane Smail
Format: Article
Language:English
Published: Etamaths Publishing 2020-09-01
Series:International Journal of Analysis and Applications
Online Access:http://etamaths.com/index.php/ijaa/article/view/2250