Gdańsk-Kraków-Łódź-Warszawa Seminar in Sigularity Theory

dr hab. Ch. Eyral, prof. dr hab. T. Krasiński, dr A. Nowel, dr hab. A. Valette, dr inż. M. Zając

Monthly online seminar organized via the Zoom platform. To receive the announcements and Zoom details to connect to the meetings, please contact the organizers at cheyral(at)impan(dot)pl

 

Academic year 2021 / 2022

29 October 2021 

- 10:00 - 11:00 : Mark Spivakovsky (CNRS, Univ. Toulouse and Univ. Cuernavaca)

- 11:15 - 12:15 : Zbigniew Jelonek (IMPAN, Warsaw) 

Academic year 2020 / 2021

28 May 2021 - special session with Japan

- 09:00 - 10:00 : Mutsuo Oka (Tokyo University of Science)

  Almost non-degenerate functions and a Zariski pair of links

- 10:15 - 11:15 : Toshizumi Fukui (Saitama University)

  Properness of polynomial maps with Newton polyhedrons

30 Apr. 2021

- 10:00 - 11:00 : Wojciech Kucharz (Uniwersytet Jagielloński, Kraków)

  Rational approximation of holomorphic maps

- 11:15 - 12:15 : Marcin Bilski (Uniwersytet Jagielloński, Kraków)

  Effective approximation of the solutions of algebraic equations

26 Mar. 2021

- 10:00 - 11:00 : Meral Tosun (Galatasaray Üniversitesi, Istanbul)

  Simple elliptic singularities and Generalized Slodowy Slices

- 11:15 - 12:15 : Tadeusz Krasiński (Uniwersytet Łódzki)

  The Łojasiewicz exponent in non-degenerate deformations of surface singularities

26 Feb. 2021 - special session with Brazil

- 14:00 - 14:45 : Maria Aparecida Soares Ruas (Universidade de Sao Paulo, Sao Carlos)

  Mixed Bruce-Roberts number

- 15:00 - 15:45 : Vincent Grandjean (Universidade Federal do Ceara, Fortaleza)

  A variation around Malgrange-Rabier condition

- 16:00 - 16:45 : Alexandre Fernandes (Universidade Federal do Ceara, Fortaleza)

  Multiplicity of singular points as a bi-Lipschitz invariant

22 Jan. 2021

- 10:00 - 11:00 : Adam Parusiński (Université de Nice)

  Equisingular families of surface singularities

- 11:15 - 12:15 : Carles Bivia-Ausina (Universitat Politècnica de València)

  Invariants for bi-Lipschitz equivalence of ideals and related topics

11 Dec. 2020

- 10:00 - 11:00 : Wolfgang Ebeling (Leibniz Universität Hannover)

  A McKay correspondence for the Poincaré series of some finite subgroups of SL3(C)

- 11:15 - 12:15 : Jean-Philippe Monnier (Université d'Angers)

  Some normalizations of real algebraic varieties

27 Nov. 2020

- 11:00 - 12:00 : Beata Gryszka (Uniwersytet Pedagogiczny w Krakowie)

  Approximate roots of quasi-ordinary polynomials

- 12:15 - 13:15 : Pedro González Pérez (Unversidad Complutense de Madrid)

  The combinatorics of plane curve singularities. How Newton polygons blossom into lotuses

30 Oct. 2020

- 10:00 - 11:00 : David Trotman (Université d'Aix-Marseille)

  The smooth Whitney fibering conjecture and density of strongly topologically stable maps

- 11:15 - 12:15 : Grzegorz Oleksik (Uniwersytet Łódzki)

  On jumps of the Lê numbers in the family of line singularities

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