1. An Index Theorem for Linear Relations and Its Applications to the Study of Block Relation Matrices

   • Ayoub Ghorbel
   • Maher Mnif

   Research Articles 30 April 2024 Pages: 1 - 16

2. Spectral Inclusion Properties of Quaternionic Krein Space Numerical Range

   • Kamel Mahfoudhi

   Research Articles 30 April 2024 Pages: 17 - 25

3. A Convex-Block Approach to Numerical Radius Inequalities

   • Mohammad Sababheh
   • Cristian Conde
   • Hamid Reza Moradi

   Research Articles 30 April 2024 Pages: 26 - 30