Khellaf Ammar

Publications in Math-Net.Ru

1. On the Convergence of Generalized Pseudo-Spectrum
   
   Mat. Zametki, 115:6 (2024),  973–982
2. A refinement sum-technique in an iterative scheme adapted for a linear system of integral equations to approach a Fredholm integral equation's solution
   
   Sib. Zh. Vychisl. Mat., 26:3 (2023),  301–312
3. On a system of Volterra integral equations with a weakly singular kernel
   
   Itogi Nauki i Tekhniki. Sovrem. Mat. Pril. Temat. Obz., 193 (2021),  33–44
4. New sufficient conditions for the computation of generalized eigenvalues
   
   Izv. Vyssh. Uchebn. Zaved. Mat., 2021, no. 2,  74–78
5. A class of strongly stable approximation for unbounded operators
   
   Russian Universities Reports. Mathematics, 24:126 (2019),  218–234
6. New sufficient conditions in the generalized spectrum approach to deal with spectral pollution
   
   Tambov University Reports. Series: Natural and Technical Sciences, 23:124 (2018),  595–604