 Lectures on Gravitational Lensing by Ramesh Narayan and Matthias Bartelmann

By Ramesh Narayan, Matthias Bartelmann.

Online text: arxiv.org/pdf/astro-ph/9606001

arXiv version 1 was submitted on 3 June 1996; version 2 was revised on 2 October 1997. The date printed by the dynamically regenerated PDF is not used as a publication date.

Cited passages: Section 2.1.3, pp. 8-9, equations (13)-(15), including the warning that lens-source angular diameter distance is not the difference of the observer distances.