Low-dimensional topology seminar

Organiser(s):

Daniel Galvin, Dan Hartman, Paula Truoel

Date:

Thu, 23/03/2023 - 11:00 - Wed, 28/01/2026 - 12:15

Location:

MPIM Lecture Hall [2]

Details:

Program [3] and Abstracts [4] of Low-dimensional topology seminar

Upcoming talks

Tue, 22 Jul 2025

11:00 - 12:00

MPIM Seminar Room [5]

Rafael Torres

[LDT seminar] Smooth structures on Q-homology real projective 4-spaces [6]

Tue, 05 Aug 2025

11:00 - 12:00

MPIM Lecture Hall [2]

Karim Ritter von Merkl

tba [7]

Tue, 30 Sep 2025

11:00 - 12:00

MPIM Seminar Room [5]

Giulio Belletti

tba [8]

Past talks

For the abstracts click on the titles or see the list of abstracts [9].

Thu, 17 Jul 2025

11:00 - 12:00

MPIM Lecture Hall [2]

Qiuyu Ren

Khovanov skein lasagna modules with 1-dimensional inputs [10]

Tue, 15 Jul 2025

11:00 - 12:00

MPIM Lecture Hall [2]

Ivan Yakovlev

Metric ribbon graphs [11]

Tue, 01 Jul 2025

11:00 - 12:00

MPIM Lecture Hall [2]

Eduardo Fernandez

(LDT seminar) Non-flexible loops of loose Legendrians in 3 dimensions [12]

Tue, 17 Jun 2025

11:00 - 12:00

MPIM Lecture Hall [2]

Robert Schneiderman

Linking of 2-spheres in 4-space [13]

Tue, 10 Jun 2025

11:00 - 12:00

MPIM Lecture Hall [2]

Simona Veselá

Obstruction theory for the existence of 4-dimensional $\xi$-fillings of 3-manifolds [14]

Tue, 20 May 2025

11:00 - 12:00

MPIM Lecture Hall [2]

Csaba Nagy

Classifying 8-dimensional E-manifolds [15]

Tue, 06 May 2025

11:00 - 12:00

MPIM Seminar Room [5]

Paolo Salvatore

(LDT seminar) Kontsevich integrals and configuration spaces [16]

Tue, 22 Apr 2025

11:00 - 12:00

MPIM Lecture Hall [2]

Inanc Baykur

Geometric simple connectivity in dimension four [17]

Tue, 15 Apr 2025

11:00 - 12:00

MPIM Lecture Hall [2]

Neeti Gauniyal

Polyak-Viro type formulas for high-(co)dimensional smooth knots and links [18]

Tue, 08 Apr 2025

11:00 - 12:00

MPIM Lecture Hall [2]

Tejas Kalelkar

Connecting essential triangulations [19]

Tue, 01 Apr 2025

11:00 - 12:00

MPIM Lecture Hall [2]

Chen Zhang

d invariants obstruction to sliceness of a class of algebraically slice knots [20]

Tue, 18 Mar 2025

11:00 - 12:30

MPIM Lecture Hall [2]

Stefan Behrens

CANCELLED/Stable homotopy in low dimensional topology [21]

Tue, 17 Dec 2024

11:00 - 12:15

MPIM Lecture Hall [2]

Mark Powell

Smoothing codimension two submanifolds [22]

Mon, 16 Dec 2024

14:00 - 15:00

MPIM Lecture Hall [2]

Daniel Kasprowski

Stably exotic 4-manifolds and fillings [23]

Tue, 26 Nov 2024

11:00 - 12:15

MPIM Lecture Hall [2]

Isacco Nonino

Classifying tight contact structures on a family of hyperbolic L-spaces [24]

Tue, 19 Nov 2024

11:00 - 12:15

MPIM Seminar Room [5]

Aru Ray

Slicing knots in general 4-manifolds [25]

Tue, 05 Nov 2024

11:00 - 12:15

MPIM Lecture Hall [2]

Alice Merz

The Alexander and Markov theorems for links with symmetries [26]

Thu, 31 Oct 2024

12:15 - 13:15

MPIM Lecture Hall [2]

Marc Kegel

Characterizing and non-characterizing knots by 3-manifolds [27]

Tue, 22 Oct 2024

11:00 - 12:15

MPIM Lecture Hall [2]

Léo Schelstraete

A novel approach to odd Khovanov homology [28]

Tue, 15 Oct 2024

11:45 - 13:00

MPIM Lecture Hall [2]

Daniel Galvin

Pseudo-isotopy of 3-manifolds [29]

Tue, 08 Oct 2024

11:45 - 13:00

MPIM Lecture Hall [2]

Daniel Hartman

Barbell diffeomorphisms and the Hatcher-Wagoner 2nd obstruction. [30]

Tue, 01 Oct 2024

11:45 - 12:45

MPIM Lecture Hall [2]

Miguel Orbegozo Rodriguez

Murasugi sums and primeness of links [31]

Tue, 24 Sep 2024

11:45 - 12:45

MPIM Lecture Hall [2]

Gary Guth

Bordered Perspectives on Exotic Phenomena in 4D [32]

Tue, 17 Sep 2024

11:45 - 12:45

MPIM Lecture Hall [2]

Sungkyung Kang

Dehn twist along Brieskorn spheres along their positive definite fillings [33]

Tue, 03 Sep 2024

11:45 - 12:45

MPIM Lecture Hall [2]

Mark Hughes

Double branched covers of 2-knots and $CP^2$ [34]

Tue, 13 Aug 2024

11:45 - 12:45

MPIM Lecture Hall [2]

Stavros Garoufalidis

Multivariable polynomials of knots from Nichols algebras [35]

Tue, 23 Jul 2024

12:15 - 13:15

MPIM Seminar Room [5]

Diego Santoro

Taut foliations from knot diagrams [36]

Tue, 16 Jul 2024

11:45 - 12:45

MPIM Lecture Hall [2]

Patricia Sorya

Non-integral Dehn surgeries characterize composite knots [37]

Tue, 02 Jul 2024

11:45 - 12:45

MPIM Lecture Hall [2]

Laura Marino

Gordian distance bounds from Khovanov homology [38]

Thu, 27 Jun 2024

11:45 - 13:00

MPIM Seminar Room [5]

Lukas Lewark

Homogeneous braids are visually prime [39]

Tue, 18 Jun 2024

11:45 - 12:45

MPIM Lecture Hall [2]

Stefano Riolo

Hyperbolic 4-manifolds of low volume [40]

Tue, 11 Jun 2024

11:45 - 12:45

MPIM Lecture Hall [2]

Claudius Zibrowius

Khovanov homology and Conway mutation [41]

Tue, 28 May 2024

11:45 - 12:45

MPIM Lecture Hall [2]

Álvaro del Pino

An introduction to Engel topology [42]

Tue, 23 Apr 2024

11:45 - 13:00

MPIM Lecture Hall [2]

Inanc Baykur

A dichotomy in dimension four [43]

Tue, 12 Mar 2024

11:45 - 13:00

MPIM Lecture Hall [2]

Hongyi Zhou

Computing Heegaard Floer homology [44]

Tue, 05 Mar 2024

11:45 - 13:00

MPIM Lecture Hall [2]

Tanushree Shah

Tight contact structures on Seifert fibered 3-manifolds [45]

Mon, 04 Mar 2024

14:00 - 16:00

MPIM Lecture Hall [2]

Roberto Ladu

Crash course in differential topology, part II [46]

Fri, 23 Feb 2024

14:00 - 16:00

MPIM Lecture Hall [2]

Roberto Ladu

Crash course in differential topology, part I [47]

Tue, 20 Feb 2024

11:45 - 13:00

MPIM Lecture Hall [2]

Rima Chatterjee

Contact surgery [48]

Tue, 13 Feb 2024

11:45 - 13:00

MPIM Lecture Hall [2]

Fadi Mezher

Cobordism categories of manifolds with disc-presheaf structures [49]

Thu, 25 Jan 2024

12:00 - 13:00

MPIM Lecture Hall [2]

Fraser Binns

Surgery Problems, Geography Problems and the L-space conjecture [50]

Tue, 12 Dec 2023

17:00 - 18:00

MPIM Lecture Hall [2]

Kyle Hayden

Stably exotic surfaces and Khovanov homology [51]

12:00 - 13:00

MPIM Lecture Hall [2]

Benjamin Bode

T-homogeneous braids and braided open books [52]

Tue, 05 Dec 2023

12:00 - 13:00

MPIM Lecture Hall [2]

Paula Truöl

Strongly quasipositive knots are concordant to infinitely many strongly quasipositive knots [53]

Tue, 28 Nov 2023

12:00 - 13:00

MPIM Lecture Hall [2]

Daniel Galvin

The Casson-Sullivan invariant for self-homeomorphisms of 4-manifolds [54]

Tue, 21 Nov 2023

12:00 - 13:00

MPIM Lecture Hall [2]

Roberto Ladu

Non-smoothable homeomorphisms of 4-manifolds with boundary [55]

Tue, 14 Nov 2023

12:00 - 13:00

MPIM Lecture Hall [2]

Hugo Zhou

PL-surfaces in homology 4-balls [56]

Tue, 07 Nov 2023

12:00 - 13:00

MPIM Lecture Hall [2]

Laura Wakelin

Characterising slopes for knots of hyperbolic type [57]

Thu, 31 Aug 2023

12:00 - 13:00

MPIM Lecture Hall [2]

Alex Manchester

Satellite Constructions and Concordance [58]

Thu, 17 Aug 2023

12:00 - 13:00

MPIM Lecture Hall [2]

Honghao Gao

Building Lagrangian fillings [59]