Izvestiya of Saratov University.
ISSN 1817-3020 (Print)
ISSN 2542-193X (Online)


In memory of Professor Lutz Schimansky-Geier

On November 23, 2020, a well-known theoretical physicist, a specialist in statistical physics, Professor of the Humboldt University of Berlin, Lutz Schimansky-Geier, passed away. He studied at the University of Rostock and received his diploma from the University of Yerevan. He was a student of Professor Werner Ebeling, with whom he worked almost all his life at the Humboldt University.

Dmitry Ivanovich Trubetskov (14 June 1938 – 12 August 2020)

This article is dedicated to the memory of the outstanding scientist and teacher Dmitry Ivanovich Trubetskov.

In Memory of Dmitry Usanov (24 July 1943 – 5 June 2019)

This article is dedicated to Dmitry Usanov, who suddenly died on June 5, 2019.