Saleh Balasim, M. (2017) “The inverse of operator matrix A where A≥I and A”, Journal of Al-Qadisiyah for Computer Science and Mathematics, 3(2), pp. 209–221. Available at: https://jqcsm.qu.edu.iq/index.php/journalcm/article/view/290 (Accessed: 21 December 2024).