This is an analytic model of the Antoniou circuit of a simulated inductance according to ideal operational amplifiers:
Has to be grounded at pin n!
References:
Adel S. Sedra and Kenneth C. Smith, Microelectronic Circuits, Oxford University Press 2015, 7th ed., ISBN 978–0–19–933913–6
A. Antoniou, Realisation of Gyrators Using Op-Amps and Their Use in RC Active Network Synthesis, Proceedings of the IEEE, Vol. 116, 1969, pp. 1838-1850