Graphs on surfaces and curves over number fields

SEMINARS

Graphs on surfaces and curves over number fields
Lomonosov Moscow State University, room 14-15, 18:30 - 20:30, Moscow

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Organizations
Lomonosov Moscow State University, Faculty of Mechanics and Mathematics

Graphs on surfaces and curves over number fields, Moscow

Volumes of two-bridge knots in spaces of constant curvature A. D. Mednykh February 11, 2026 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Lengths of ellipses and Fried families G. B. Shabat November 26, 2025 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Incidence geometry and tiled surfaces Sergey Fomin November 19, 2025 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
(2,3)-dessins, small Fried families, and chameleon invariants N. M. Adrianov November 12, 2025 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Spherical friezes Katie Waddle November 5, 2025 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Painlevé VI and dessins d'enfants N. Ya. Amburg October 15, 2025 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Three versions of dessins d'enfants theory G. B. Shabat October 8, 2025 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Discriminant of a quadrupole with symmetric support A. Yu. Yuran October 1, 2025 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
The graph K5 and the field of 5 elements G. B. Shabat September 10, 2025 18:30 Moscow, on-line
Afterword to the talk «The minimal triangulation of the torus…» N. M. Adrianov, G. B. Shabat May 7, 2025 18:30 Moscow, on-line
Neighbourhood theory A. L. Zavesov April 23, 2025 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Deformations of minimal dessins N. M. Adrianov April 16, 2025 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
The minimal triangulation of the torus, a remarkable Belyi pair and octonions G. B. Shabat April 9, 2025 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Deformations of minimal dessins d'enfants N. M. Adrianov April 2, 2025 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Linear transformations preserving cyclicity index of graphs and matrices E. M. Kreines March 26, 2025 18:30 Moscow, on-line
Deformations of minimal dessins d'enfants N. M. Adrianov March 19, 2025 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Stephen Wolfram's graph models: from abstraction to physical laws Sizikov Andrei March 12, 2025 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Deformations of minimal dessins d'enfants N. M. Adrianov March 5, 2025 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Schottky model of Riemann surfaces and efficient variational formulae A. B. Bogatyrev February 26, 2025 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
About spatial billiards with gravity Yu. Yu. Kochetkov February 19, 2025 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
2 ways to j=8000 G. B. Shabat February 12, 2025 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
$q$-analogues in the theory of designs d'infants A. S. Frolov, A. Yu. Yuran December 11, 2024 18:30 Moscow, on-line
Automorphisms of genus 2 curves G. B. Shabat November 27, 2024 18:30 Moscow, on-line
On Voevodsky's papers G. B. Shabat November 6, 2024 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
On plane tree morphing A. Granukhin October 9, 2024 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
On families of trees Oleg Belous October 9, 2024 19:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Mathematical and physical billiards in a tetrahedron Yu. Yu. Kochetkov October 2, 2024 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Genus 2 curves as 3D quintics G. B. Shabat September 25, 2024 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Cubic family of weighted seven-edge trees N. Ya. Amburg September 18, 2024 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
On parametrised families of Fried pairs N. M. Adrianov May 29, 2024 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
On genus 2 curves and Riemann surfaces G. B. Shabat May 22, 2024 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Parametrised Fried families N. M. Adrianov May 15, 2024 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Dessins d'enfants and Rado's theorem on the triangulability of surfaces G. B. Shabat May 8, 2024 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
On the problem by Lando and Zvonkin G. B. Shabat April 24, 2024 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Dessins d'enfants on reducible curves N. Ya. Amburg, E. M. Kreines April 17, 2024 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Minimal dessins and their deformations N. M. Adrianov April 10, 2024 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Again about (d,g)=(4,1) G. B. Shabat April 3, 2024 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Some ideas on classification of groups and dessins G. B. Shabat March 13, 2024 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Fried network in Hurwitz space of degree 4, genus 1 G. B. Shabat February 28, 2024 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
On the geometric description of critical filtrations G. B. Shabat February 21, 2024 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Multiband electrical filters and Riemann surfaces A. B. Bogatyrev February 14, 2024 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
GROMOV–WITTEN INVARIANTS OF COMPLETE INTERSECTIONS D. A. Zvonkine December 13, 2023 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Dessins d'enfants and modular forms N. M. Adrianov December 13, 2023 18:30 Moscow, on-line
Research topics for young participants G. B. Shabat, N. Ya. Amburg November 1, 2023 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
x-y duality in topological recursion B. S. Bychkov October 25, 2023 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Projective connections and Schottky uniformization. Continuation. G. B. Shabat October 18, 2023 18:30 Moscow, on-line
Projective connections and Schottky uniformization. G. B. Shabat October 11, 2023 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Thurston's geometrization and three-dimensional analogues of children's drawings. G. B. Shabat October 4, 2023 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Moduli spaces of curves with one marked point G. B. Shabat June 14, 2023 18:30 Moscow, on-line
Applying Belyi functions to the ABC-conjecture E. M. Kreines May 31, 2023 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
What are we thinking about? May 24, 2023 18:30 Moscow, on-line
Complexity and height (on the example of dessins d'enfants and Bely's pairs) G. B. Shabat May 3, 2023 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
On dessins d'infants with the unique realisation N. M. Adrianov April 19, 2023 18:30 Moscow, on-line
On matrix integrability E. M. Kreines April 12, 2023 18:30 Moscow, on-line
On dessins d'infants with unique passports realisation N. M. Adrianov April 5, 2023 18:30 Moscow, on-line
Regular dessins with primitive automorphism groups G. A. Jones March 29, 2023 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Minimal dessins and their deformations N. M. Adrianov March 27, 2023 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Ptolemy Relations and Friends A. A. Felikson March 15, 2023 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Towards tropical dessins d'enfants E. M. Kreines, G. B. Shabat March 8, 2023 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
My dessins d'enfants N. M. Adrianov March 1, 2023 18:30 Moscow, on-line
Number of connected components in the space of Pell-Abel equations admitting primitive solution of given degree A. B. Bogatyrev, Quentin Gendron November 23, 2022 19:00 Moscow, on-line
Gauge Theories: Quivers, Dessins and Calabi-Yau Yang-Hui He November 16, 2022 19:00 Moscow, on-line
Shioda cubic G. B. Shabat November 9, 2022 19:00 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Shioda cubic G. B. Shabat November 2, 2022 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
On convex 4-gons. Yu. Yu. Kochetkov October 26, 2022 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Research topics in dessins d'infants and their generalisations N. Ya. Amburg, G. B. Shabat October 26, 2022 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Graph Jacobians and homology groups of branched knot covers A. D. Mednykh October 19, 2022 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Lines on cubic surfaces and dessins d'enfants G. B. Shabat October 12, 2022 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Lines on cubic surfaces and dessins d'enfants G. B. Shabat October 5, 2022 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Lines on cubic surfaces and dessins d'enfants G. B. Shabat September 28, 2022 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
International conference devoted to 70th birthday of George Shabat G. B. Shabat June 22, 2022 11:00 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Extending graph invariants to embedded graphs S. K. Lando May 11, 2022 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Belyi pairs of higher genera and gauge theories Novgorodov Egor May 4, 2022 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
On the fields of definition of genus-one covers of P^1 A. Molyakov April 27, 2022 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Volumes of hyperbolic polytopes, cluster polylogarithms, and the Goncharov depth conjecture D. G. Rudenko April 20, 2022 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
On fusion of critical values of ratinal functions G. B. Shabat April 13, 2022 18:30 Moscow, on-line
Hilbert-Blumenthal surfaces G. B. Shabat April 6, 2022 18:30 Moscow, on-line
Hilbert-Blumenthal surfaces G. B. Shabat March 30, 2022 18:30 Moscow, on-line
More on fields of definition for genus 1 Belyi pairs A. Molyakov, G. B. Shabat March 16, 2022 18:30 Moscow, on-line
On a field of definition for genus 1 Belyi functions A. Molyakov March 9, 2022 18:30 Moscow, on-line
Dessins d’enfants and moduli spaces of curves G. B. Shabat March 2, 2022 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Tenth discriminant and tensor powers of Z A. L. Smirnov February 23, 2022 18:30 Moscow, online
On Belyi and Fried pairs of genus 2 and degree 5 G. B. Shabat February 16, 2022 18:30 Moscow, on-line
Postcritical Sets of Rational Maps Kirill Lazebnik December 1, 2021 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Fields of definition for Belyi pairs A. Molyakov November 24, 2021 18:30 Moscow, online
Random walks, true trees and equilateral triangulations Christopher Bishop November 17, 2021 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Elliptic genus and Zolotarev's polynomials G. B. Shabat November 10, 2021 18:30 Moscow, online
Gaudin model and branched coverings of a sphere I. Tolstukhin November 3, 2021 18:30 Moscow, online
Minimal triangularizations G. B. Shabat October 27, 2021 18:30 Moscow, online
Fried family uniformization G. B. Shabat October 20, 2021 18:30 Moscow, online
Fried family uniformazation G. B. Shabat October 13, 2021 21:00 Moscow, online
Trigonometry of tetrahedra, rational elliptic surfaces and the results of Joseph Wolstenholme Daniil Rudenko September 29, 2021 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
New computations related to critical filtrations G. B. Shabat September 22, 2021 18:30 Moscow, online
On functional equations for rational functions F. B. Pakovich September 15, 2021 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Belyi function of certain weighted trees A. M. Vatuzov June 2, 2021 18:30 Moscow, online
On dessins d’un vieillard by Manin and Marcolli G. B. Shabat June 2, 2021 20:00 Moscow, online
On a Fried family and remarkable stratums in it A. Molyakov May 26, 2021 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Ehrenfest model and plane surfaces O. Shuvalova May 26, 2021 18:30 Moscow, online
Computing Belyi maps: a survey John Voight May 19, 2021 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
On a pencil of symmetric sextiks G. B. Shabat May 12, 2021 18:30 Moscow, online
In praise of the Bateman-Horn conjecture A. K. Zvonkin May 5, 2021 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Three facets of dessins d'enfants theory (the 2nd day of the Conference devoted to the memory of Gena Belyi on the occasion of his 70th birthday) G. B. Shabat April 28, 2021 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Banach-Tarski paradox Yu. Yu. Kochetkov April 21, 2021 18:30 Moscow, online
On a dynamical system on a space of convex rectangles Yu. Yu. Kochetkov April 21, 2021 18:30 Moscow, online
Enumeration of equivalence classes for n-fold coverings of Hantzsche-Wendt manifold G. R. Chelnokov April 14, 2021 18:30 Moscow, online
Discrete complex analysis: convergence results M. B. Skopenkov April 7, 2021 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Measure and axiom of choice Yu. Yu. Kochetkov March 31, 2021 18:30 Moscow, online
On Belyi pairs of genus 1 and degree 5 A. Molyakov March 31, 2021 20:00 Moscow, online
On families of toric dessins G. B. Shabat March 24, 2021 18:30 Moscow, online
On the realizability of passports and monodromy group N. M. Adrianov March 17, 2021 18:30 Moscow, online
On the equation A(X)=A(Y) F. B. Pakovich March 17, 2021 19:30 Moscow, online
On the realizability of passports and monodromy group N. M. Adrianov March 10, 2021 18:30 Moscow, online
On passport realizability and monodromy groups N. M. Adrianov March 3, 2021 18:30 Moscow, online
On genus 2 Belyi pairs G. B. Shabat February 24, 2021 18:30 Moscow, online
Generating function for Kochetkov colorings N. Ya. Amburg February 24, 2021 19:35 Moscow, online
Ellipses and elliptic curves G. B. Shabat February 17, 2021 18:30 Moscow, online
Square-tiled surfaces, Masur-Veech volumes and count of meanders A. V. Zorich December 2, 2020 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
On a degree 5 Fried family A. Molyakov, G. B. Shabat November 25, 2020 18:30 Moscow, online
Introduction to Galois-Teichmuller theory (continuation) N. M. Adrianov November 25, 2020 19:30 Moscow, online
Degeneration of graphs and moduli of curves A. B. Bogatyrev November 18, 2020 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Tatt polynomial is not a Galois invariant! E. Bril November 11, 2020 18:30 Moscow, online
Dessin d'enfants, groups and representations N. M. Adrianov November 11, 2020 19:30 Moscow, online
Dessins d'enfants and piecewise-euclidean metrics on Riemann surfaces G. B. Shabat November 4, 2020 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Application of Swartz differential to Belyi function computation G. B. Shabat October 28, 2020 18:30 Moscow, online
Dessin d'enfants, groups and representations N. M. Adrianov October 28, 2020 19:30 Moscow, online
On matrix model related to co-crosses N. Ya. Amburg October 21, 2020 18:30 Moscow, online
Application of Swartz differential to Belyi function computation G. B. Shabat October 21, 2020 19:30 Moscow, online
On the matrix models related to co-crosses N. Ya. Amburg October 14, 2020 18:30 Moscow, online
Dessin d'enfants, groups and representations N. M. Adrianov October 14, 2020 19:30 Moscow, online
Belyi pair of the cell decomposition of oriented covering of the Deligne-Mumford compactification for $M^R_{0,5}$ N. Ya. Amburg, E. M. Kreines October 7, 2020 Moscow, online
Fried families and geography of algebraic surfaces G. B. Shabat September 30, 2020 18:30 Moscow, online
Dessin d'enfants, groups and representations N. M. Adrianov September 30, 2020 19:30 Moscow, online
Special type dessins d'enfants G. B. Shabat, Martynuk P. September 23, 2020 18:30 Moscow, online
Dessin d'enfants, groups and representations N. M. Adrianov September 23, 2020 18:30 Moscow, online
Review of topological recursion, quasi-polynomiality and rationality results for various types of Hurwitz numbers P. I. Dunin-Barkovskii September 16, 2020 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Visualization of algebraic numbers as vertices of plane graphs K.T. Gadakhabadze September 9, 2020 18:30 Moscow, online
On the geometry of polyhedrons Yu. Yu. Kochetkov September 9, 2020 18:30 Moscow, online
Dessin d'enfants, groups and representations N. M. Adrianov September 9, 2020 18:30 Moscow, online
Enumerating rooted spanning forests in circulant graphs I. A. Mednykh, September 2, 2020 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Recomposing rational functions F. B. Pakovich July 1, 2020 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Hypergeometric Belyi Maps Roberts David June 24, 2020 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Teichmüller curves: where to find them and how to cut them out David Torres-Teigell June 17, 2020 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Belyi theorem in positive characteristic and its applications Zapponi Leonardo June 10, 2020 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Volumes of two-bridge knots in spaces of constant curvature A. D. Mednykh June 3, 2020 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
On the Belyi height G. B. Shabat May 27, 2020 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
High-Dimensional Expanders and Property Testing K. V. Golubev May 20, 2020 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Poncelet theorem and Painlevé VI equation V. A. Shramchenko May 13, 2020 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Construction of regular maps from their small quotients A. K. Zvonkin May 6, 2020 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Is it possible to understand Mochizuki? G. B. Shabat April 29, 2020 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Dessins d'enfants and modular curves associated to the sporadic group Co3 and Janko 2 Hartmut Monien April 22, 2020 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Верификация длинных доказательств: мечты, планы и реальность G. B. Shabat April 15, 2020 18:30 Moscow, online
Deformations of Belyi pairs G. B. Shabat April 8, 2020 18:30 Moscow, online
Several classes of co-homologies on $\bar M_{g,n}$ computed by means of the classification of semisimple cohomology field theories D. A. Zvonkine April 1, 2020 16:00 Moscow, online
Arithmetic-geometric mean and Fried families G. B. Shabat March 25, 2020 18:30 Moscow, online
On the preprint by Manin and Marcolli N. Ya. Amburg, G. B. Shabat February 26, 2020 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30
Fried family related to Gauss-Landen transformations G. B. Shabat February 19, 2020 18:30 Moscow, Lomonosov Moscow State University, room 14-15, 18:30 - 20:30