SCREAM

Members

Publications

Activities

Contact

Projects

Articles

and

talks


Articles

29. D.D. McNutt, A.A. Coley, R.J. van den Hoogen, A frame based approach to computing symmetries with non-trivial isotropy groups, Journal of Mathematical Physics 64, 032503, 2023 DOI (arXiv)

28. O. Makhmali, W. Krynski, Two constructions in the path geometry of surfaces: chains and dancing, 2023 (arXiv)

27. A.R. Gover, J. Kopiński, Higher fundamental forms of the conformal boundary of asymptotically de Sitter spacetimes, Class. Quantum Grav. 40, 015001, 2023, DOI (arXiv)

26. P. Nurowski, Exceptional real Lie algebras f4 and e6 via contactifications, 2023 (arXiv)

25. B. Kruglikov, A. Santi, On 3-nondegenerate CR manifolds in dimension 7 (I): the transitive case, 2023 (arXiv)

24. C.D. Hill, J. Merker, Z. Nie, P. Nurowski, Accidental CR structures, 2023 (arXiv)

23. O. Makhmali, K. Sagerschnig, Parabolic quasi-contact cone structures with an infinitesimal symmetry, 2023 (arXiv)

22. J.A. Kessy, D. The, On Uniqueness of Submaximally Symmetric Vector Ordinary Differential Equations of C-Class, SIGMA 19, 058, 2023 DOI (arXiv)

21. M. Hammerl, K. Sagerschnig, J. Silhan, V. Zadnik, Modified conformal extensions, 2023 DOI (arXiv)

20. B. Kruglikov, A. Llabres, Realization of Lie superalgebras G(3) and F(4) as symmetries of supergeometries, 2022 (arXiv)

19. B. Kruglikov, W. Steneker, Killing Tensors In Koutras-Mcintosh Spacetimes, Classical and Quantum Gravity Vol 39, No 22, 2022, DOI (arXiv)

18. B. Kruglikov, V. Matveev, Almost every path structure is not variational, General Relativity and Gravitation 54, 2022, DOI (arXiv)

17. J. Kopiński, J. A. Valiente Kroon, The Bach equation and the matching of spacetimes in the Conformal Cyclic Cosmology models, Physical Review D, Vol 106, 084034, 2022, DOI (arXiv)

16. B. Kruglikov, E. Schneider, ODEs whose Symmetry Groups are not Fiber-Preserving, 2022 (arXiv)

15. A. Santi, D. The, Exceptionally simple super-PDE for F(4), 2022 (arXiv)

14. D. The, A Cartan-theoretic classification of multiply-transitive (2,3,5)-distributions, 2022  (arXiv)

13. B. Kruglikov, A. Llabres, Differential invariants of curves in G_2 flag varieties, Differential Geometry and its Applications 82, 101889, 2022DOI (arXiv)

12. B. Kruglikov, A. Santi, D. The, Symmetries of supergeometries related to nonholonomic superdistributions, Transformation Groups, 2022DOI (arXiv)

11. J. A. Kessy, D. The, Symmetry gaps for higher order ordinary differential equations, Journal of Mathematical Analysis and Applications 56 126475, 2022DOI (arXiv)

10. G. Carnovale, F. Esposito, A. Santi, On Jordan classes for Vinberg's theta-groups, Transformation Groups, Vol 28, 151-183, 2023, DOI (arXiv)

9. D. The, On uniqueness of submaximally symmetric parabolic geometries, 2021 (arXiv)

8. W. Foo, J. Merker, P. Nurowski, T. Ta, Homogeneous C21 Models, 2021 (arXiv)

7. A. Agrachev, P. Nurowski, Ants and bracket generating distributions in dimension 5 and 6, Automatica, Volume 147, 110693, 2023DOI (arXiv)

6. J. Kopinski, On the conformal transformation between two anisotropic fluid spacetimes, Classical and Quantum Gravity 38 135029, 2021DOI (arXiv)

5. P. Nurowski, Poincare–Einstein approach to Penrose's conformal cyclic cosmology, Classical and Quantum Gravity 38 145004, 2021DOI  (published pdf)

4. B. Kruglikov, E. Schneider, Differential invariants of Kundt spacetimes, Classical and Quantum Gravity 38, 195017, 2021, DOI (arXiv)

3. B. Doubrov, J. Merker, D. The, Classification of simply-transitive Levi non-degenerate hypersurfaces in C^3,  International Mathematics Research Notices, Volume 2022, Issue 19, October 2022, Pages 15421–15473DOI (arXiv)

2. G. Bor, O. Makhmali, P. Nurowski, Para-Kähler-Einstein 4-manifolds and non-integrable twistor distributions, Geometriae Dedicata 216, 9, 2022DOI (arXiv)

​1. D. An, K. Meissner, P. Nurowski, R. Penrose, Apparent evidence for Hawking points in the CMB Sky, Monthly Notices of the Royal Astronomical Society Volume 495, Issue 3, July 2020DOI (PDF)

Talks

September 7, 2021 Boris Doubrov (BSU): Non-regular parabolic geometries via the notion of bi-filtered manifolds, ESI, video

September 10 , 2021 Boris Kruglikov (UiT): Lie equations, Cartan bundles, Tanaka theory and differential invariants, ESI, video1, video2 

February 10, 2021 Omid Makhmali (CFT PAN): Differential geometric aspects of causal structures and related geometries, CFT PAN Colloquium, video 

January 29, 2021 Pawel Nurowski (CFT PAN): Simple models in Penrose's Conformal Cyclic Cosmology,
Theory of Relativity seminar at the Physics department of the University of Warsawvideo 

October 21, 2020 Pawel Nurowski (CFT PAN): Mathematics behind the Nobel Prize in Physics 2020, pdf misc. video

October 14, 2020 Dennis The (UiT): Simply-transitive CR real hypersurfaces in C^3, pdf video maple