Volume 8, Issue 4

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December 2022

Special Issue: New Developments in Integrable Systems

Issue Editors:

Alexey Bolsinov,
Vladimir S. Matveev,
Sergei Tabachnikov

14 articles in this issue

Editors’ foreword for the special issue “New Developments in Integrable Systems”
Alexey Bolsinov
Vladimir S. Matveev
Sergei Tabachnikov
Editorial 17 October 2022 Pages: 1307 - 1308
When different norms lead to same billiard trajectories?
Arseniy Akopyan
Roman Karasev
Research Article Open access 15 April 2020 Pages: 1309 - 1312
Billiards in ellipses revisited
Arseniy Akopyan
Richard Schwartz
Serge Tabachnikov
Research Article 09 September 2020 Pages: 1313 - 1327
Singularities of two-dimensional Nijenhuis operators
Dinmukhammed Akpan
Research Article 10 October 2022 Pages: 1328 - 1340
Dan Reznik’s identities and more
Misha Bialy
Serge Tabachnikov
Research Article 11 September 2020 Pages: 1341 - 1354
Applications of Nijenhuis geometry: non-degenerate singular points of Poisson–Nijenhuis structures
Alexey V. Bolsinov
Andrey Yu. Konyaev
Vladimir S. Matveev
Research Article Open access 06 January 2021 Pages: 1355 - 1376
Higher elastica: geodesics in jet space
Alejandro Bravo-Doddoli
Research Article Open access 24 August 2022 Pages: 1377 - 1391
Topology of Liouville foliations of integrable billiards on table-complexes
Anatoly T. Fomenko
Vladislav A. Kibkalo
Review Article 01 November 2022 Pages: 1392 - 1423
Heron triangles with two rational medians and Somos-5 sequences
Andrew N. W. Hone
Research Article Open access 12 October 2022 Pages: 1424 - 1486
Hidden toric symmetry and structural stability of singularities in integrable systems
Elena A. Kudryavtseva
Research Article 25 October 2021 Pages: 1487 - 1549
The talented Mr. Inversive Triangle in the elliptic billiard
Dan Reznik
Ronaldo Garcia
Mark Helman
Research Article 27 July 2021 Pages: 1550 - 1565
Geodesic flows of c-projectively equivalent metrics are quantum integrable
Jan Schumm
Research Article Open access 27 October 2022 Pages: 1566 - 1601
On the motion of billiards in ellipses
Hellmuth Stachel
Research Article Open access 24 January 2022 Pages: 1602 - 1622
Special functions emerging from symmetries of the space of solutions to special double confluent Heun equation
Sergey I. Tertychniy
Research Article 06 October 2022 Pages: 1623 - 1654

Volume 8, Issue 4

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