Fotoc complexity in the Lipkin–Meshkov–Glick model and its variant Nitesh Jaiswal, Mamta Gautam, Ankit Gill and Tapobrata Sarkar Eur. Phys. J. B, 97 1 (2024) 5 Published online: 10 January 2024 DOI: 10.1140/epjb/s10051-023-00646-4