Volume 20, Issue 3, July–September, 1986

ISSN: 0016-2663 (Print) 1573-8485 (Online)

In this issue (15 articles)

  1. No Access

    OriginalPaper

    Caustics in geometrical optics

    Yu. V. Chekanov Pages 223-226
  2. No Access

    Brief Communications

    A construction of hyper—Kähler metrics

    S. G. Gindikin Pages 238-240