Introduction to optical/infrared interferometry History and basic principles

The present videos refer to a 10-hour lecture series delivered at IUCAA in April 2018. They are accompanied by notes referring to a lecture delivered on 27 September 2017 in Roscoff during the "2017 Evry Schatzman School", edited in "Instrumentation and Methods for Astrophysics" (astro-ph.IM) EDP Sciences Proceedings, Imaging at High Angular Resolution of Stellar Surfaces and Close Environment, 2019, p.55. The complete lecture notes are published in the proceedings of the « Evry Schatzman School 2017 ».They can be freely downloaded from https://arxiv.org/abs/1907.07443, http://repository.iucaa.in:8080/jspui..., or https://orbi.uliege.be/handle/2268/22...