Moduli and Friends

Homology of Hurwitz spaces via Fox-Neuwirth cells
Speaker: Anh Trong Nam Hoang (Northeastern University)
May 5, 2025, 17:00
Online, on Zoom, IMAR

Homological stability of even (and odd) symplectic groups
Speaker: Ismael Sierra (University of Toronto)
Apr 14, 2025, 16:00
Online, on Zoom, IMAR

Homology of spaces of holomorphic maps to projective space
Speaker: Alexis Aumonier (Stockholm University)
Mar 10, 2025, 15:00
Online, on Zoom, IMAR

Stable cohomology of the IA-automorphism group
Speaker: Erik Lindell (Institut de Mathématiques de Jussieu)
Jun 24, 2024, 15:00
Online, on Zoom, IMAR

State-sum homotopy invariants of maps from 3-manifolds to 2-types
Speaker: Kürşat Sözer (McMaster University)
May 27, 2024, 16:00
Online, on Zoom, IMAR

Construction of free arrangements using point-line operators
Speaker: Piotr Pokora (Univ. of the National Education Commission)
May 20, 2024, 15:00
Online, on Zoom, IMAR

Cut and paste invariants of manifolds and relations to cobordism
Speaker: Carmen Rovi (Loyola University Chicago)
Mar 25, 2024, 16:00
Online, on Zoom, IMAR

Configuration spaces of surfaces and the Johnson filtration
Speaker: Andreas Stavrou (University of Chicago)
Mar 11, 2024, 17:00
Online, on Zoom, IMAR

Size in contact geometry
Speaker: Igor Uljarević (University of Belgrade)
Dec 18, 2023, 15:00
Online, on Zoom, IMAR

The 3D index and Dehn surgery
Speaker: Daniele Celoria (University of Melbourne)
Dec 11, 2023, 10:00
Online, on Zoom, IMAR

Multivariable knot polynomials from Nichols algebras
Speaker: Rinat Kashaev (Université de Genève)
Nov 6, 2023, 15:00
Zoom, IMAR

Lower central series and Alexander invariants in group extensions
Speaker: Alexandru Suciu (Northeastern University)
Jul 26, 2023, 15:00
Sala 804 "Ciprian Foias", IMAR

On the freeness of conic-line arrangements
Speaker: Piotr Pokora (Pedagogical University of Cracow)
Jun 26, 2023, 16:00
Online:, IMAR

Stable Khovanov homology of torus links and volume
Speaker: Christine Ruey Shan Lee (Texas State University)
May 29, 2023, 17:00
Online:, IMAR

The Loop Braid Group and Charge Conserving Yang-Baxter Operators
Speaker: Eric Rowell (TAMU, US)
May 22, 2023, 17:00
Online:, IMAR

Motion groupoids and mapping class groupoids
Speaker: Fiona Torzewska (University of Vienna)
May 8, 2023, 15:00
Online:, IMAR

Algebraic properties of Levi graphs associated with curve arrangements
Speaker: Tim Römer (Osnabrück University)
Apr 24, 2023, 15:00
On-line, IMAR

Algebraic properties of Levi graphs associated with curve arrangements
Speaker: Tim Römer (Osnabrück University)
Feb 27, 2023, 15:00
On-line, IMAR

An operadic approach to the homology of Hurwitz spaces
Speaker: Craig Westerland (Univ. Minnesota)
Feb 7, 2023, 16:30
On-line, IMAR

On the decomposable Orlik-Solomon algebra
Speaker: Anca Măcinic (IMAR)
Jan 30, 2023, 15:00
On-line, IMAR

Decoupling Moduli of Configuration Spaces
Speaker: Luciana Basualdo Bonatto (MPIM, Bonn)
Dec 19, 2022, 15:00
On-line, IMAR

A globalisation of the Jones and Alexander polynomials from configurations on arcs and ovals in the punctured disc
Speaker: Cristina Palmer-Anghel (IMAR/Univ. Genève)
Dec 12, 2022, 15:00
On-line, IMAR

On the homology of big mapping class groups, II
Speaker: Martin Palmer-Anghel (IMAR)
Nov 28, 2022, 15:00
On-line, IMAR

On the homology of big mapping class groups, I
Speaker: Martin Palmer-Anghel (IMAR)
Nov 21, 2022, 15:00
On-line, IMAR

Binomial rings in homotopy theory
Speaker: Geoffroy Horel (Université Sorbonne Paris Nord)
Nov 7, 2022, 15:00
On-line, IMAR

Addition-restriction theorems and projective dimensions of logarithmic vector fields of hyperplane arrangements
Speaker: Takuro Abe (Kyushu University)
Oct 24, 2022, 10:00
On-line, IMAR

The pro-nilpotent Lawrence-Krammer-Bigelow representation
Speaker: Arthur Soulié (University of Glasgow)
Jul 28, 2022, 10:00
Sala 309-310 "Gheorghe Vranceanu", IMAR

Embeddings in Euclidean space and Galois actions
Speaker: Pedro Boavida de Brito (Ist. Sup. Técnico, Univ. Lisbon)
May 16, 2022, 15:00
On-line, IMAR

Genus bounds from quantum invariants
Speaker: Daniel López Neumann (Indiana University, Bloomington - USA)
May 9, 2022, 16:00
On-line, IMAR

Stable homology of mapping class groups with some particular twisted contravariant coefficients
Speaker: Arthur Soulié (Univ. Glasgow)
Apr 11, 2022, 15:00
On-line, IMAR

Filtering the modular surface operad
Speaker: Jan Steinebrunner (Univ. Cambridge)
Mar 21, 2022, 15:00
On-line, IMAR

Filtrations on the Mapping Class Group of the punctured sphere
Speaker: Jacques Darné (Louvain)
Feb 28, 2022, 15:00
On-line, IMAR

Exotic stabilization maps for configuration spaces
Speaker: Jeremy Miller (Purdue University)
Feb 21, 2022, 16:30
On-line, IMAR

Bounded and unbounded cohomology of diffeomorphism and homeomorphism groups
Speaker: Sam Nariman (Purdue University)
Jan 25, 2022, 15:00
On-line, IMAR

Steenrod operations in Khovanov homology
Speaker: Federico Cantero (Universidad Autónoma de Madrid)
Jan 11, 2022, 15:00
On-line, IMAR

Homological stability for the ribbon Higman-Thompson groups
Speaker: Xiaolei Wu (Fudan University, Shanghai)
Dec 7, 2021, 15:00
On-line, IMAR

Link invariants from L2-Burau maps of braids
Speaker: Fathi Ben Aribi (Université Catholique de Louvain)
Nov 16, 2021, 15:00
On-line, IMAR

Vertical configuration spaces and their homological stability
Speaker: Florian Kranhold (Universität Bonn)
Nov 2, 2021, 15:00
On-line, IMAR

Quantum invariants via the topology of configuration spaces II: 3-manifold invariants
Speaker: Cristina Palmer-Anghel (IMAR/Univ. Oxford)
Jun 30, 2021, 16:30
On-line, IMAR

Configuration spaces and embedding calculus II
Speaker: Geoffroy Horel (Université Sorbonne Paris Nord)
Jun 30, 2021, 15:00
On-line, IMAR

Quantum invariants via the topology of configuration spaces I: Link invariants
Speaker: Cristina Palmer-Anghel (IMAR)
Jun 17, 2021, 16:30
On-line, IMAR

Configuration spaces and embedding calculus I
Speaker: Geoffroy Horel (Université Sorbonne Paris Nord)
Jun 17, 2021, 15:00
On-line, IMAR

Moduli spaces and homological stability phenomena II
Speaker: Martin Palmer-Anghel (IMAR)
Jun 9, 2021, 16:30
On-line, IMAR

Line arrangements, some combinatorial perspectives II
Speaker: Anca Măcinic (IMAR)
Jun 9, 2021, 15:00
On-line, IMAR

Moduli spaces and homological stability phenomena I
Speaker: Martin Palmer-Anghel (IMAR)
May 26, 2021, 16:30
On-line, IMAR

Line arrangements, some combinatorial perspectives I
Speaker: Anca Măcinic (IMAR)
May 26, 2021, 15:00
On-line, IMAR

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