On the optimality of quantum circuit initial mapping using reinforcement learning Norhan Elsayed Amer, Walid Gomaa, Keiji Kimura, Kazunori Ueda and Ahmed El-Mahdy EPJ Quantum Technol., 11 1 (2024) 19 Published online: 13 March 2024 DOI: 10.1140/epjqt/s40507-024-00225-1