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Differential Geometry and Topology Seminar
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Weekly seminar in topics ranging amongst symplectic and Riemannian geometry, low-dimensional and algebraic topology, dynamical systems, geometric group theory etc. The seminar meets Wednesday afternoons (in term) from 4.00-5.00 p.m. Also archived on the DPMMS seminar pages. Talks before Michaelmas 2008 were part of the (then) Geometry Seminar series. If you have a question about this list, please contact: Jake Rasmussen; HoD Secretary, DPMMS; Oscar Randal-Williams; Henry Wilton; Ailsa Keating. If you have a question about a specific talk, click on that talk to find its organiser. 3 upcoming talks and 297 talks in the archive. Symplectic invariants of Calabi-Yau threefoldsAleksander Doan (UCL). MR13. Wednesday 24 May 2023, 16:00-17:00 Slice alternating knots, rational balls, and lattice embeddingsBrendan Owens (Glasgow) . MR13. Wednesday 17 May 2023, 16:00-17:00 Stable equivalence relations of 4-manifoldsDaniel Kasprowski (Southampton). MR13. Wednesday 10 May 2023, 16:00-17:00 Canonical decomposition of rational mapsMikhail Hlushchanka (Utrecht). MR13. Wednesday 03 May 2023, 16:00-17:00 Closed geodesics and intersection numbersYann Chaubet (Cambridge). MR13. Wednesday 15 March 2023, 16:00-17:00 Homological stability of diffeomorphism groups using E_k-algebrasIsmael Sierra (Cambridge). MR13. Wednesday 08 March 2023, 16:00-17:00 CR-twistor spaces over manifolds with G_2- and Spin(7)-structuresHông Vân Lê (Czech Academy of Sciences). MR13. Wednesday 22 February 2023, 16:00-17:00 Deeper into the mapping class group via configurationsAndreas Stavrou (Cambridge). MR13. Wednesday 15 February 2023, 16:00-17:00 From veering triangulations to dynamic pairsSaul Schleimer (Warwick). MR13. Wednesday 08 February 2023, 16:00-17:00 The cyclic open-closed map, u-connections and R-matricesKai Hugtenburg (Edinburgh). MR13. Wednesday 01 February 2023, 16:00-17:00 Parameterised moduli spaces of surfaces as infinite loop spacesAndrea Bianchi (Copenhagen). MR13. Wednesday 30 November 2022, 16:00-17:00 Reciprocal geodesics and dihedral subgroups of lattices in PSL(2, R)Viveka Erlandsson (Bristol). MR13. Wednesday 23 November 2022, 16:00-17:00 String topology and the configuration space of two pointsFlorian Naef (Trinity College Dublin). MR13. Wednesday 16 November 2022, 16:00-17:00 On not the rational dualizing module for Aut(F_n)Zachary Himes (Cambridge). MR13. Wednesday 09 November 2022, 16:00-17:00 The role of stability conditions in understanding Artin groupsEdmund Heng (IHES). MR13. Wednesday 02 November 2022, 16:00-17:00 Topological Langlands duality for 3-manifoldsDavid Jordan (Edinburgh). MR13. Wednesday 26 October 2022, 16:00-17:00 Morava K-theory of infinite groups and Euler characteristicIrakli Patchkoria (Aberdeen). MR13. Wednesday 19 October 2022, 16:00-17:00 4-manifolds with infinite cyclic fundamental groupMark Powell (Glasgow). MR13. Wednesday 12 October 2022, 16:00-17:00 Mapping class groups for simply connected 4-manifolds with boundaryPatrick Orson, MPI Bonn. MR13. Wednesday 25 May 2022, 16:00-17:00 Homological filling functions and the word problemRobert Kropholler (Warwick). MR13. Wednesday 18 May 2022, 16:00-17:00 The Ruelle zeta function at zero for nearly hyperbolic 3-manifoldsGabriel Paternain (Cambridge). MR13. Wednesday 11 May 2022, 16:00-17:00 Geometry and spectrum of random hyperbolic surfacesLaura Monk (Bristol). MR13. Wednesday 04 May 2022, 16:00-17:00 Homotopical Lagrangian MonodromyNoah Porcelli, Cambridge. MR13. Wednesday 09 March 2022, 16:00-17:00 Khovanov homology and knot detectionSteven Sivek, Imperial College London. MR13. Wednesday 02 March 2022, 16:00-17:00 Applications of cobordism categories to enumerative invariantsMarkus Upmeier, Aberdeen. MR13. Wednesday 23 February 2022, 16:00-17:00 Smooth embeddings and their familiesDanica Kosanović, ETH. MR13. Wednesday 16 February 2022, 16:00-17:00 Character varieties of random groupsOren Becker, Cambridge. MR13. Wednesday 09 February 2022, 16:00-17:00 The surface category and tropical curvesJan Steinebrunner, University of Cambridge. MR13. Wednesday 02 February 2022, 16:00-17:00 Knots, minimal surfaces and J-holomorphic curvesJoel Fine, Université Libre de Bruxelles. MR13. Wednesday 26 January 2022, 16:00-17:00 Morava K-theory and Hamiltonian loopsIvan Smith, Cambridge. MR13. Wednesday 24 November 2021, 16:00-17:00 Homological stability for Temperley-Lieb algebrasRachael Boyd, Cambridge. MR13. Wednesday 17 November 2021, 16:00-17:00 Symplectic cohomology of compound du Val singularitiesJonny Evans, Lancaster. MR13. Wednesday 10 November 2021, 16:00-17:00 The topology of the Gelfand–Zeitlin fiberJeff Carlson, Imperial. MR13. Wednesday 03 November 2021, 16:00-17:00 Trying to quantify Gromov's non-squeezing theoremUmut Varolgunes, Edinburgh. MR13. Wednesday 27 October 2021, 16:00-17:00 Cubulating groups acting on polygonal complexesCalum Ashcroft, Cambridge. MR13. Wednesday 20 October 2021, 16:00-17:00 The transport Oka-Grauert principle for simple surfacesJan Bohr, Cambridge. MR13. Wednesday 13 October 2021, 16:00-17:00 Trisections and the Thom conjecture - CANCELLEDPeter Lambert-Cole, MPI Bonn. MR13. Wednesday 04 March 2020, 16:00-17:00 Highly connected manifolds in dimensions larger than 248Jeremy Hahn, MIT. MR13. Wednesday 26 February 2020, 16:00-17:00 An arithmetic count of rational plane curvesKirsten Wickelgren, Duke. MR13. Wednesday 19 February 2020, 16:00-17:00 Recent progress on the Fried conjectureViet Dang, Lyon. MR13. Wednesday 12 February 2020, 16:00-17:00 Resonant spaces for volume preserving Anosov flowsGabriel Paternain, Cambridge. MR13. Wednesday 05 February 2020, 16:00-17:00 Rational curves and birational contractions on hyperkahler manifoldsEkaterina Amerik, Orsay. MR13. Wednesday 29 January 2020, 16:00-17:00 Groups acting improperly on cube complexesJason Manning, Cornell. MR13. Wednesday 22 January 2020, 16:00-17:00 Exotic Lagrangian tori in GrassmanniansMarco Castronovo, Rutgers. MR13. Wednesday 15 January 2020, 16:00-17:00 Quantum topology of Legendrian curvesFabian Haiden, Oxford. MR13. Wednesday 04 December 2019, 16:00-17:00 Obstructing isotopies between surfaces in four-manifoldsHannah Schwartz, MPI Bonn. MR13. Wednesday 27 November 2019, 16:00-17:00 Quasimorphisms on groups of diffeomorphismsRichard Webb, Cambridge. MR13. Wednesday 20 November 2019, 16:00-17:00 Homological representations for families of groupsArthur Soulié, Cambridge. MR13. Wednesday 13 November 2019, 16:00-17:00 Knotted surfaces in 4-manifolds and distances between themOliver Singh, Durham. MR13. Wednesday 06 November 2019, 16:00-17:00 The spectrum of simplicial volumeNicolaus Heuer, Cambridge. MR13. Wednesday 30 October 2019, 16:00-17:00 Exact Calabi-Yau structures and disjoint Lagrangian spheresYin Li, UCL. MR13. Wednesday 23 October 2019, 16:00-17:00 Symplectic embeddings and infinite staircasesTara Holm, Cornell. MR13. Wednesday 16 October 2019, 16:00-17:00 Blowing up extremal Poincaré type manifoldsLars Sektnan, UQAM / McGill. MR13. Wednesday 15 May 2019, 16:00-17:00 Splitting of the homology of the punctured mapping class groupAndrea Bianchi, Bonn. MR13. Wednesday 08 May 2019, 16:00-17:00 Squeezing Lagrangian tori in R^4Emmanuel Opshtein, Strasbourg. MR13. Wednesday 01 May 2019, 16:00-17:00 Lagrangian Clean Surgery and Projective Dehn TwistsWeiwei Wu, University of Georgia. MR13. Wednesday 24 April 2019, 16:00-17:00 Cohomology of Torelli groupsOscar Randal-Williams, Cambridge. MR13. Wednesday 13 March 2019, 16:00-17:00 Smoothing finite group actions on three-manifoldsJohn Pardon, Princeton. MR13. Wednesday 06 March 2019, 16:00-17:00 New complete metrics with holonomy G_2Johannes Nordstrom, Bath. MR13. Wednesday 20 February 2019, 16:00-17:00 Torus knots and rational homology ballsAna Lecuona, Glasgow. MR13. Wednesday 13 February 2019, 16:00-17:00 Jordan property for diffeomorphism groupsIgnasi Mundet i Riera, Barcelona. MR13. Wednesday 06 February 2019, 16:00-17:00 Critical points of low index for the systole functionMaxime Fortier-Bourque, Glasgow. MR13. Wednesday 30 January 2019, 16:00-17:00 Surface subgroups of cubulable hyperbolic groupsHenry Wilton, Cambridge. MR13. Wednesday 23 January 2019, 16:00-17:00 Stabilization distance bounds from link Floer homologyAndras Juhasz, Oxford. MR13. Wednesday 28 November 2018, 16:00-17:00 Tropical Lagrangians and mirror symmetryJeff Hicks, Berkeley & ETH. MR13. Wednesday 21 November 2018, 16:00-17:00 Detecting exotic smooth structures in diffeomorphism groupsManuel Krannich, Cambridge. MR13. Wednesday 14 November 2018, 16:00-17:00 Quantum cohomology and DAHA actionsCatharina Stroppel, Bonn. MR13. Wednesday 07 November 2018, 16:00-17:00 Algebraic K-theory and exact Lagrangians in cotangent bundlesThomas Kragh, Uppsala. MR13. Wednesday 31 October 2018, 16:00-17:00 Convex cocompact actions of Coxeter groupsFanny Kassel, IHES. MR13. Wednesday 17 October 2018, 16:00-17:00 Matrix integrals, graphs on surfaces and mapping class groupsDoron Puder, Tel Aviv. MR13. Wednesday 10 October 2018, 16:00-17:00 An analogue of the curve complex for Garside groupsBertold Wiest (Université de Rennes 1). MR13. Wednesday 16 May 2018, 16:00-17:00 Detecting splittings of hyperbolic groupsBenjamin Barrett (Cambridge). MR13. Wednesday 09 May 2018, 16:00-17:00 Tropically constructed Lagrangian in mirror quintic threefoldsCheuk Yu Mak, Cambridge. MR13. Wednesday 14 March 2018, 16:00-17:00 Lp-restriction of eigenfunctions to random Cantor type setsSuresh Eswarathasan, Cardiff. MR13. Wednesday 07 March 2018, 16:00-17:00 Stable diffeomorphisms of 4-manifolds - POSTPONEDMark Powell, Durham. MR13. Wednesday 28 February 2018, 16:00-17:00 Bundles with fiberwise negatively curved metricsMauricio Bustamante, Augsburg. MR13. Wednesday 21 February 2018, 16:00-17:00 On symplectic stabilisations and mapping classesAilsa Keating, Cambridge. MR13. Wednesday 14 February 2018, 16:00-17:00 Word-hyperbolic surface bundlesChris Leininger, UIUC. MR13. Wednesday 07 February 2018, 16:00-17:00 Integrals over unitary groups, maps on surfaces, and Euler characteristicsMichael Magee, Durham. MR13. Wednesday 31 January 2018, 16:00-17:00 Normal subgroups of mapping class groupsTara Brendle, Glasgow. MR13. Wednesday 24 January 2018, 16:00-17:00 Legendrian Surfaces: Fostering the Art of Front CookingRoger Casals, UCL. MR13. Wednesday 29 November 2017, 16:00-17:00 Homotopical ideas in the theory of knotsMarkus Szymik, Trondheim. MR13. Wednesday 22 November 2017, 16:00-17:00 SU(2)-cyclic surgeries and the pillowcaseSteven Sivek, Imperial College. MR13. Wednesday 15 November 2017, 16:00-17:00 Monodromy, flops and deformationsMichael Wemyss, Glasgow. MR13. Wednesday 08 November 2017, 16:00-17:00 Infinite staircases in symplectic embedding capacity functionsAna Rita Pires, Cambridge. MR13. Wednesday 01 November 2017, 16:00-17:00 Cubic fourfolds, K3 surfaces, and mirror symmetryNick Sheridan, Cambridge. MR13. Wednesday 25 October 2017, 16:00-17:00 Hypersymplectic structures on 4-manifolds and the G2 Laplacian flowJoel Fine, ULB. MR13. Wednesday 18 October 2017, 16:00-17:00 Ultralimits of maximal representationsBeatrice Pozzetti, Heidelberg. MR13. Wednesday 11 October 2017, 16:00-17:00 Symmetries in monotone Lagrangian Floer theoryJack Smith, Cambridge. MR13. Wednesday 24 May 2017, 16:00-17:00 Homological Stability of Moduli Spaces of High Dimensional ManifoldsNina Friedrich, Cambridge. MR13. Wednesday 17 May 2017, 16:00-17:00 The Calderon problem for connectionsMihajlo Cekic, Cambridge. MR13. Wednesday 10 May 2017, 16:00-17:00 On the existence of Lagrangians with special propertiesYng-Ing Lee, Taiwan and Oxford. MR13. Wednesday 03 May 2017, 16:00-17:00 Higher Teichmueller theory: from PSL(2,R) to other Lie groupsMarc Burger, ETH. MR13. Wednesday 15 March 2017, 16:00-17:00 Annular Khovanov-Lee homology, Braids, and CobordismsEli Grigsby, Boston College. MR13. Wednesday 08 March 2017, 16:00-17:00 Rigidity and Flexibility for Handlebody GroupsSebastian Hensel, Bonn. MR13. Wednesday 01 March 2017, 16:00-17:00 The cohomological McKay correspondence via Floer theoryAlexander Ritter, Oxford. MR13. Wednesday 22 February 2017, 16:00-17:00 A log PSS map with applications to Lagrangian embedding questionsDan Pomerleano, Imperial. MR13. Wednesday 15 February 2017, 16:00-17:00 Prospects for Floer homotopy theoryMohammed Abouzaid, Columbia. MR13. Wednesday 01 February 2017, 16:00-17:00 Coherence and Kähler groupsPierre Py, Strasbourg & UNAM. MR13. Wednesday 25 January 2017, 16:00-17:00 Surface subgroups of graphs of free groups.Henry Wilton, Cambridge. MR13. Wednesday 30 November 2016, 16:00-17:00 Thurston eigenvalues for unbounded postcritically finite rational mapsHolly Krieger, Cambridge. MR13. Wednesday 23 November 2016, 16:00-17:00 Applications of cellular E_2-algebrasOscar Randal-Williams, Cambridge. MR13. Wednesday 16 November 2016, 16:00-17:00 Stability of the geodesic ray transform in the presence of causticsSean Holman, Manchester. MR13. Wednesday 09 November 2016, 16:00-17:00 Polynomial-time Nielsen--Thurston type recognitionRichard Webb, Cambridge. MR13. Wednesday 02 November 2016, 16:00-17:00 A remark on the Euler equations of hydrodynamicsKai Cieliebak, Augsburg. MR13. Wednesday 26 October 2016, 16:00-17:00 Holonomy perturbations and irreducible SL(2,C)-representations of homology 3-spheresRaphael Zentner, Regensburg. MR13. Wednesday 19 October 2016, 16:00-17:00 From Foliations to Contact StructuresJonathan Bowden, Munich. MR13. Wednesday 12 October 2016, 16:00-17:00 Concordance maps in knot Floer homologyMarco Marengon, Imperial. MR13. Wednesday 25 May 2016, 16:00-17:00 Filtering the Heegaard-Floer contact invariantAndy Wand, Glasgow. MR13. Wednesday 18 May 2016, 16:00-17:00 C⁰-symplectic topology and the Arnold conjecture.Vincent Humiliere, Jussieu. MR13. Wednesday 11 May 2016, 16:00-17:00 Homotopy theory and the space of metrics of positive scalar curvatureThomas Schick, Goettingen. MR13. Wednesday 04 May 2016, 16:00-17:00 Infinite loop spaces and positive scalar curvature in the presence of a fundamental groupJohannes Ebert, Muenster. MR13. Wednesday 27 April 2016, 16:00-17:00 Counting torus fibrations on a K3 surfaceSimion Filip, Chicago. MR13. Wednesday 02 March 2016, 16:00-17:00 An "unlinked" Floer homology, and Poincaré surfaces.Barney Bramham, Bochum. MR13. Wednesday 24 February 2016, 16:00-17:00 Geometric Whitney problem: reconstruction of a manifold from a point cloudMatti Lassas, Helsinki. MR13. Wednesday 17 February 2016, 16:00-17:00 Rational homotopy theory of the little n-disks operadsThomas Willwacher, Zurich. MR13. Wednesday 10 February 2016, 16:00-17:00 Quasicircles of dimension 1+k^2 do not existOleg Ivrii, Helsinki. MR13. Wednesday 27 January 2016, 16:00-17:00 Fixed point theorems for holomorphic maps on Teichmueller spaces and beyondStergios Antonakoudis, Cambridge. MR13. Wednesday 20 January 2016, 16:00-17:00 Geometry of the moduli space of abelian differentialsUrsula Hamenstadt, Bonn. MR13. Wednesday 02 December 2015, 16:00-17:00 Tight contact structures on connected sums need not be contact connected sumsChris Wendl, UCL. MR13. Wednesday 25 November 2015, 16:00-17:00 On profinite properties of 3-manifolds.Michel Boileau, Aix-Marseille. MR13. Wednesday 18 November 2015, 16:00-17:00 Resonance for loop homology of spheresHans-Bert Rademacher, Leipzig. MR13. Wednesday 11 November 2015, 16:00-17:00 Resolving isolated singularities of Kahler constant scalar curvature compact and ALE orbifoldsClaudio Arezzo, ICTP. MR13. Wednesday 04 November 2015, 16:00-17:00 Contact topology from the Legendrian viewpointRoger Casals, MIT. MR13. Wednesday 21 October 2015, 16:00-17:00 Recurrence on infinite cyclic coveringsAlbert Fathi, ENS Lyon. MR4. Wednesday 08 July 2015, 16:15-17:15 Floer simple manifolds and L-space intervalsSarah Rasmussen, Cambridge. MR13. Wednesday 27 May 2015, 16:00-17:00 Wise's w-cycle conjecture and homological coherence for one-relator groupsLars Louder, UCL. MR13. Wednesday 20 May 2015, 16:00-17:00 Involutive Heegaard Floer homology and new correction termsCiprian Manolescu, UCLA. MR13. Wednesday 13 May 2015, 16:00-17:00 Recurrence on infinite cyclic coverings - CANCELLEDAlbert Fathi, ENS Lyon. MR13. Wednesday 06 May 2015, 16:00-17:00 Inessential Brown-Peterson homology and bordism of elementary abelian groupsBernhard Hanke, University of Augsburg. MR13. Wednesday 29 April 2015, 16:00-17:00 Formality of symplectic mapping toriMarisa Fernandez, EHU, Spain. MR13. Wednesday 11 March 2015, 16:00-17:00 Cycles in moduli spaces of graphsKaren Vogtmann, Cornell. MR13. Wednesday 04 March 2015, 16:00-17:00 Teichmüller curves in genus three and unlikely intersectionsMartin Moeller, MPI & Frankfurt. MR13. Wednesday 25 February 2015, 16:00-17:00 L-spaces versus non-left-orderability for graph manifoldsLiam Watson, Glasgow. MR13. Wednesday 18 February 2015, 16:00-17:00 Sums of excursions along random Teichmuller geodesics and volume asymptotics in the moduli space of quadratic differentialsVaibhav Gadre, Warwick. MR13. Wednesday 11 February 2015, 16:00-17:00 Lagrangian unknottedness in the cotangent bundle of a torus and applicationsGeorgios Dimitroglou Rizell, Cambridge. MR13. Wednesday 04 February 2015, 16:00-17:00 Categorified colored HOMFLY invariants of rational tanglesPaul Wedrich, Cambridge. MR13. Wednesday 28 January 2015, 16:00-17:00 Towards homological mirror symmetry for hypersurfaces in the algebraic torusDenis Auroux, Berkeley and l'IHP. MR13. Wednesday 21 January 2015, 16:00-17:00 The Crowley-Nordström invariant for G2 manifoldsSebastian Goette, Freiburg. MR13. Wednesday 26 November 2014, 16:00-17:00 Alternating knots with unknotting number oneDuncan McCoy, Glasgow. MR13. Wednesday 19 November 2014, 16:00-17:00 The complex geometry of Teichmüller spaces and symmetric domainsStergios Antonakoudis, Cambridge. MR13. Wednesday 12 November 2014, 16:00-17:00 Distinguishing 3-manifolds by their finite coversHenry Wilton, Cambridge. MR13. Wednesday 05 November 2014, 16:00-17:00 On exotic Lagrangian tori in the complex projective planeRenato Vianna, Cambridge. MR13. Wednesday 29 October 2014, 16:00-17:00 X-ray transform and lens rigidity on manifolds with hyperbolic trapped setColin Guillarmou, ENS Paris. MR13. Wednesday 22 October 2014, 16:00-17:00 Modular symbols, class numbers, and the high-dimensional cohomology of SL_n(O_K)Andy Putman, Rice. MR13. Wednesday 15 October 2014, 16:00-17:00 Classifying 3-dimensional TQFTs via generators and relations.Chris Schommer-Pries, MPI Bonn. MR13. Wednesday 21 May 2014, 16:00-17:00 Floer cohomology of the Chiang LagrangianJonny Evans, UCL. MR13. Wednesday 14 May 2014, 16:00-17:00 Commuting symplectomorphisms and Dehn twists in divisorsDmitry Tonkonog, Cambridge. MR13. Wednesday 07 May 2014, 16:00-17:00 Free versus locally free Kleinian groups.Juan Souto, Rennes. MR13. Wednesday 30 April 2014, 16:00-17:00 Mirror symmetry without localization.Tom Coates, Imperial College. MR13. Wednesday 23 April 2014, 16:00-17:00 Gauge theory on G2–manifoldsNote atypical time Thomas Walpuski, Imperial College. MR13. Wednesday 12 March 2014, 15:45-16:45 Hyperbolic inverse problems on a Riemannian manifoldLauri Oksanen, UCL. MR13. Wednesday 05 March 2014, 16:00-17:00 Maps between mapping class groups and their subgroupsMartin Bridson, Oxford. MR13. Wednesday 26 February 2014, 16:00-17:00 Symplectic magnetic fields on the two-sphereGabriele Benedetti, Cambridge. MR13. Wednesday 19 February 2014, 16:00-17:00 The virtual fibring theorem for 3-manifoldsStefan Friedl, Regensburg. MR13. Wednesday 12 February 2014, 16:00-17:00 Chaotic properties of locally Hamiltonian flows on surfaces and their extensionsCorinna Ulcigrai, Bristol. MR13. Wednesday 05 February 2014, 16:00-17:00 Circle invariant definite connection and symplectic Fano six-manifoldsJoel Fine, Bruxelles. MR13. Wednesday 29 January 2014, 16:00-17:00 Uniqueness of the contact structure approximating a foliationThomas Vogel, MPI Bonn. MR13. Wednesday 22 January 2014, 16:00-17:00 Lagrangian tori in four-dimensional Milnor fibresAilsa Keating, MIT. MR13. Wednesday 15 January 2014, 16:00-17:00 Equivariant Lagrangian branes and representationsYankl Lekili, KCL. MR13. Wednesday 04 December 2013, 16:00-17:00 Knot contact homology and topological stringsTobias Ekholm, Uppsala. MR13. Wednesday 27 November 2013, 16:00-17:00 An analogue of the curve complex for a right-angled Artin group.Henry Wilton, UCL. MR13. Wednesday 20 November 2013, 16:00-17:00 Homology of curves and surfaces in closed hyperbolic 3-manifoldsVlad Markovic, Cambridge. MR13. Wednesday 13 November 2013, 14:15-15:15 J-holomorphic foliations and embeddings of polydisksSam Lisi, Nantes. MR13. Wednesday 06 November 2013, 16:00-17:00 Simplicial volume and bounded cohomologyMichelle Bucher-Karlsson, Geneva. MR13. Wednesday 30 October 2013, 16:00-17:00 Desingularisation of extremal metrics and minimal LagrangiansOlivier Biquard, ENS Paris. MR13. Wednesday 23 October 2013, 16:00-17:00 Infinite loop spaces and positive scalar curvatureOscar Randal-Williams, Cambridge. MR13. Wednesday 16 October 2013, 16:00-17:00 On the Fukaya category of a Fano hypersurface in projective spaceNick Sheridan, IAS. MR13. Wednesday 24 July 2013, 16:00-17:00 Floer homology and the triangulation conjectureNote unusual day and time! Ciprian Manolescu, UCLA. MR13. Friday 31 May 2013, 14:00-15:00 Boundary and lens rigidity and tensor tomographyGunther Uhlmann, University of Washington. MR13. Wednesday 29 May 2013, 16:00-17:00 Unlinking and unknottedness of monotone Lagrangian submanifoldsJonny Evans, UCL. MR13. Wednesday 22 May 2013, 16:00-17:00 Defining a 'Fukaya category' of (derived) Lagrangians in a complex symplectic manifold using perverse sheavesDominic Joyce, Oxford. MR13. Wednesday 15 May 2013, 16:00-17:00 Spin(7)-instantons, the Bogomolov inequality and stable bundles on abelian 4-folds.Vicente Munoz, Madrid. MR13. Wednesday 08 May 2013, 16:00-17:00 Structure of the colored HOMFLY knot homologyMarko Stosic, Lisbon. MR13. Wednesday 01 May 2013, 16:00-17:00 Spectral rigidity and invariant distributions on Anosov surfacesGabriel Paternain, Cambridge. MR13. Wednesday 13 March 2013, 16:00-17:00 Complex line arrangements and polyhedral metricsDima Panov, KCL. MR13. Wednesday 06 March 2013, 16:00-17:00 A new invariant of G2 structuresDiarmuid Crowley, Max Planck Bonn. MR13. Wednesday 27 February 2013, 16:00-17:00 Towards a vanishing theorem in bounded cohomology of Lie groupsAndreas Ott, Cambridge. MR13. Wednesday 20 February 2013, 16:00-17:00 A flexibility result in high-dimensional contact topologyKlaus Niederkruger, Toulouse. MR13. Wednesday 13 February 2013, 16:00-17:00 Contact manifolds with symplectomorphic symplectizationsSylvain Courte, ENS Lyon. MR13. Wednesday 06 February 2013, 16:00-17:00 The Hele-Shaw flow and the moduli of holomorphic discsJulius Ross, Cambridge. MR13. Wednesday 30 January 2013, 16:00-17:00 Dehn twists and free subgroups of the symplectic mapping class groupAilsa Keating, MIT. MR13. Wednesday 16 January 2013, 16:00-17:00 Naturality of Heegaard Floer homologyAndras Juhasz, Imperial College. MR13. Wednesday 28 November 2012, 16:00-17:00 Collapsing Riemannian manifolds and stability of inverse problemsYaroslav Kurylev, UCL. MR13. Wednesday 21 November 2012, 16:00-17:00 The "Mumford conjecture" package, and applicationsOscar Randal-Williams, Cambridge. MR13. Wednesday 14 November 2012, 16:00-17:00 Min-max theory and the energy of linksAndre Neves, Imperial College. MR13. Wednesday 07 November 2012, 16:00-17:00 Embedding symplectic balls into four-dimensional tori - CancelledCANCELLED (due to NY weather) Dusa McDuff, Columbia. MR15. Thursday 01 November 2012, 14:00-15:00 Morse 2-functions and trisections of 4-manifoldsRob Kirby, Berkeley. MR13. Wednesday 31 October 2012, 16:00-17:00 Fibrant symplectic homology and the nearby Lagrangian conjectureThomas Kragh, Uppsala. MR13. Wednesday 24 October 2012, 16:00-17:00 Cohomological dimension and engulfingWill Cavendish, Oxford. MR13. Wednesday 17 October 2012, 16:00-17:00 Local audibility of a hyperbolic metricVladimir Sharafutdinov, Novosibirsk. MR13. Friday 17 August 2012, 14:30-15:30 Disjoint Lagrangian spheresNote exceptional day and time! Paul Seidel, MIT. MR13. Friday 15 June 2012, 10:30-11:30 On the rigidity of convex billiardsAlfonso Sorrentino, Cambridge. MR13. Wednesday 30 May 2012, 16:00-17:00 Homotopy of codimension one foliations on 3-manifoldsHelene Eynard, Jussieu. MR13. Wednesday 23 May 2012, 16:00-17:00 Fukaya categories of Stein manifoldsMohammed Abouzaid, Clay. MR13. Wednesday 09 May 2012, 16:00-17:00 Betti numbers of random real hypersurfacesJean-Yves Welschinger, Lyon. MR13. Wednesday 02 May 2012, 16:00-17:00 Floer theoretically essential tori in rational blowdownsYankl Lekili, Cambridge. MR13. Wednesday 14 March 2012, 16:00-17:30 Equivalent notions of rank for manifolds of non-positive curvature and for mapping class groups of surfacesCornelia Drutu, Oxford. MR13. Wednesday 07 March 2012, 16:00-17:30 A generating function for higher Floer products and infinite-dimensional integrable systemsOliver Fabert, Augsburg. MR13. Wednesday 29 February 2012, 16:00-17:30 A gauge theoretic approach to the anti-self-dual Einstein equationsJoel Fine, Universite Libre de Bruxelles. MR13. Wednesday 22 February 2012, 16:00-17:30 Diffeomorphism types of compact G2 manifoldsJohannes Nordstrom, Imperial College. MR13. Wednesday 15 February 2012, 16:00-17:30 Gluing theorems and power seriesMichael Singer, Edinburgh. MR13. Wednesday 25 January 2012, 16:00-17:30 Exact Lagrangian immersions with one double pointIvan Smith, Cambridge. MR13. Wednesday 18 January 2012, 16:00-17:30 Tight but nonfillable contact manifolds in all dimensionsChris Wendl, UCL. MR13. Wednesday 30 November 2011, 16:00-17:00 Regularity of subsolutions in discrete weak KAM theoryMaxime Zavidovique, ENS Lyon. MR13. Wednesday 23 November 2011, 16:00-17:00 Microlocal theory of sheaves and symplectic geometryStephane Guillermou, Grenoble. MR13. Wednesday 16 November 2011, 16:00-17:00 Distinguishing between exotic symplectic structuresRichard Harris, Cambridge. MR13. Wednesday 09 November 2011, 16:00-17:00 The attenuated ray transform for connections and Higgs fieldsGabriel Paternain, Cambridge. MR13. Wednesday 02 November 2011, 16:00-17:00 Quantum cohomology of twistor spacesJonny Evans, ETH Zurich. MR13. Wednesday 26 October 2011, 16:00-17:00 Rotation numbers and zigguratsDanny Calegari, Cambridge. MR13. Wednesday 19 October 2011, 16:00-17:00 Effective log geometryNote unusual time -- part of ``Birational geometry day" Paolo Cascini, Imperial. MR13. Wednesday 12 October 2011, 16:30-17:30 On quasimorphisms arising from equivariant moment mapsEgor Shelukhin, Tel Aviv. MR13. Wednesday 05 October 2011, 16:00-17:00 Contact geometry, open books and monodromyJohn Etnyre, Georgia Institute of Technology. MR13. Wednesday 08 June 2011, 16:00-17:00 Calibrated integral currents in geometryCostante Bellettini, ETH. MR13. Wednesday 01 June 2011, 16:00-17:00 Hausdorff dimension of oscillatory motions for the 3-body problemVadim Kaloshin, Penn. State. MR13. Wednesday 25 May 2011, 16:00-17:00 The non-local vortex equations and gauged Gromov-Witten invariantsAndreas Ott, IHES. MR13. Wednesday 18 May 2011, 16:00-17:00 On the slice-ribbon conjecture for Montesinos knotsAna Lecuona, ENS Lyon. MR13. Wednesday 11 May 2011, 16:00-17:00 Character varieties of surfaces and Kauffman bracketsFrancis Bonahon, USC. MR13. Wednesday 04 May 2011, 16:00-17:00 A plethora of exotic Stein manifoldsMohammed Abouzaid, Clay Institute and MIT. MR13. Wednesday 27 April 2011, 16:00-17:00 The geometry of hyperbolic 3-manifolds and rank of the fundamental groupJuan Souto, University of Michigan. MR4. Wednesday 16 March 2011, 16:00-17:00 A multi-dimensional Birkhoff theorem for Tonelli Hamiltonian flowsMarie-Claude Arnaud, Avignon. MR4. Wednesday 09 March 2011, 16:00-17:00 Lagrangian cobordisms of Legendrian knots and applicationsBaptiste Chantraine, Universite Libre de Bruxelles. MR4. Wednesday 02 March 2011, 16:00-17:00 K3 surfaces with non-symplectic involution and compact G2-manifoldsAlexei Kovalev, Cambridge. MR4. Wednesday 23 February 2011, 16:00-17:00 Poisson geometry and deformations of Hilbert schemesNigel Hitchin, Oxford. MR4. Wednesday 16 February 2011, 16:00-17:00 Fukaya categories of the torus and Dehn surgery on 3-manifoldsYanki Lekili, Cambridge. MR4. Wednesday 09 February 2011, 16:00-17:00 Fukaya-Seidel categories and gauge theoryAndriy Haydys, Imperial College. MR4. Wednesday 02 February 2011, 16:00-17:00 Continuity of extremal transitions and flops for Calabi-Yau manifoldsYuguang Zhang, Capital Normal University, China. MR4. Wednesday 26 January 2011, 16:00-17:00 Lefschetz fibrations on Stein domainsEmmanuel Giroux, ENS Lyon. MR4. Wednesday 19 January 2011, 16:00-17:00 HF=ECH via open book decompositionsVincent Colin, Nantes. MR13. Wednesday 24 November 2010, 16:00-17:00 Empty symplectic manifoldsMaksim Maydanskiy, Cambridge. MR13. Wednesday 17 November 2010, 16:00-17:00 A Runge approximation theorem for pseudoholomorphic curvesAntoine Gournay, MPI Bonn. MR13. Wednesday 10 November 2010, 16:00-17:00 Constructing and counting incompressible surfaces in closed hyperbolic manifoldsVlad Markovic, Warwick. MR13. Wednesday 03 November 2010, 16:00-17:00 On the cohomology of arithmetic hyperbolic manifoldsNicolas Bergeron, Jussieu. MR13. Wednesday 27 October 2010, 16:00-17:00 Small dilatations of pseudo-Anosov maps on hyperelliptic translation surfacesCorentin Boissy, Aix-Marseille. MR13. Wednesday 20 October 2010, 16:00-17:00 Lagrangian topology, quantum structures and cobordismsPaul Biran, ETH Zurich and Tel Aviv. MR13. Wednesday 13 October 2010, 16:00-17:00 Floer cohomology on the universal cover and Audin's conjectureMihai Damian, Strasbourg. MR13. Wednesday 02 June 2010, 16:00-17:00 The Dirichlet problem for fully nonlinear equations in Riemannian geometryNote unusual day and venue! Blaine Lawson, Stony Brook. MR 4. Monday 24 May 2010, 14:00-15:00 Upper bounds on Reidemeister movesAlexander Coward, Oxford. MR13. Wednesday 19 May 2010, 16:00-17:00 Symplectic homology of 4-dimensional Weinstein manifolds and Legendrian homology of linksTobias Ekholm, Uppsala. MR13. Wednesday 12 May 2010, 16:00-17:00 Floer cohomology and pencils of quadricsIvan Smith, Cambridge. MR13. Wednesday 05 May 2010, 16:00-17:00 Scalar-flat Kaehler metrics on non-compact toric surfacesRosa Sena-Dias, Lisbon. Wednesday 28 April 2010, 16:00-17:00 Topological quantum field theory structure on symplectic cohomologyAlex Ritter, Cambridge. MR15. Wednesday 10 March 2010, 16:00-17:00 Differentiability and symplectic properties of the minimal lagrangian actionAlfonso Sorrentino, Cambridge. MR 9. Wednesday 03 March 2010, 16:00-17:00 Symplectic mapping class groups of some Stein and rational surfacesJonny Evans, Cambridge. MR11. Wednesday 17 February 2010, 16:00-17:00 Symplectic homogenization and Mather's theoryClaude Viterbo, Ecole Polytechnique. MR 9. Wednesday 10 February 2010, 16:00-17:00 Geometric aspects of the Aubry setPatrick Bernard, Paris Dauphine. MR11. Wednesday 03 February 2010, 16:00-17:00 On the HOMFLY invariant of algebraic knotsNote unusual date Vivek Shende, Princeton. MR 4. Tuesday 26 January 2010, 16:00-17:00 Link cobordisms, configuration spaces and a more natural setting for (symplectic) Khovanov homologyJack Waldron, Cambridge. Wednesday 20 January 2010, 16:00-17:00 Morse homology on infinite dimensional manifolds and Lorentzian geodesicsAlberto Abbondandolo, Pisa. Wednesday 02 December 2009, 16:00-17:00 Planar graphs and rational homology 4-ballsBrendan Owens, Glasgow. Wednesday 25 November 2009, 16:00-17:00 Colored Khovanov homology and sutured Floer homologyStephan Wehrli, Paris VII. MR 9. Friday 20 November 2009, 13:30-14:30 Knot homology and geometric representation theoryGeordie Williamson, Oxford. Wednesday 18 November 2009, 16:00-17:00 Extremal Coefficients in the HOMFLY polynomialTamas Kalman, Tokyo. Wednesday 11 November 2009, 16:00-17:00 Bordism of projective space bundles and geometric applicationsDieter Kotschick, Munich. Wednesday 04 November 2009, 16:00-17:00 Deformations of Associative SubmanifoldsDamien Gayet, Lyons. Wednesday 28 October 2009, 16:00-17:00 Product structures in Floer homologyMatthias Schwarz, Leipzig. Wednesday 21 October 2009, 16:00-17:00 Explicit Moduli for Closed Genus 2 SurfacesIain Aitchison, Melbourne. MR 4. Monday 19 October 2009, 16:00-17:00 Linearized Legendrian contact homology and Lagrangian Floer cohomologyTobias Ekholm, Uppsala. Wednesday 27 May 2009, 16:00-17:00 New Discretization of GL(n) connectionsAdditional Seminar -- Note Exceptional Day and Time! Serguei Novikov, Steklov Institute and Univ. of Maryland. Tuesday 26 May 2009, 17:00-18:00 Proof of the Caratheodory Conjecture by mean curvature flowBrendan Guilfoyle, Inst. of Technology Tralee. Wednesday 20 May 2009, 16:00-17:00 An overview of bordered Floer homologyRobert Lipshitz, Columbia. Wednesday 13 May 2009, 16:00-17:00 Invariant geometric structures for group actions and the Zimmer programAnatole Katok, Penn State. Wednesday 06 May 2009, 16:00-17:00 On the existence of Hamiltonian stationary Lagrangian submanifoldsDominic Joyce, Oxford. Wednesday 29 April 2009, 16:00-17:00 Contact homology for manifolds with convex boundaryPaolo Ghiggini, Universite de Nantes. MR 4. Wednesday 11 March 2009, 16:00-17:00 Seiberg-Witten invariants and end-periodic Dirac operatorsNikolai Saveliev, University of Miami. MR 4. Wednesday 25 February 2009, 16:00-17:00 Obstructions to exact contact embeddings of unit cotangent bundlesAlexandru Oancea, Strasbourg. MR 4. Wednesday 18 February 2009, 16:00-17:00 Gauge theory, calibrated geometry and exceptional structuresSimon Donaldson, Imperial College. MR 4. Wednesday 11 February 2009, 16:00-17:00 Floer homology and hyperkaehler geometryDietmar Salamon, ETH Zurich. MR 4. Wednesday 04 February 2009, 16:00-17:00 K-theory integral structures in quantum cohomologyHiroshi Iritani, Imperial and Kyushu. MR 4. Wednesday 28 January 2009, 16:00-17:00 Geometric realisations of the mapping class groupVladimir Markovic, Warwick. Wednesday 21 January 2009, 16:00-17:00 Strong symplectic fillings and holomorphic curvesChris Wendl, ETH Zurich. Wednesday 03 December 2008, 16:00-17:00 Discrete group actions on symplectic manifoldsJarek Kedra, Aberdeen. Wednesday 26 November 2008, 16:00-17:00 Counting closed geodesics on flat surfacesAnton Zorich, Universite de Rennes. Wednesday 19 November 2008, 16:00-17:00 Symplectic 4-manifolds and fibred 3-manifoldsStefan Friedl, Warwick. Wednesday 12 November 2008, 16:00-17:00 Stability conditions and Donaldson-Thomas type invariantsYukinobu Toda, IPMU (Tokyo) & Oxford. Wednesday 05 November 2008, 16:00-17:00 Minimal surfaces and mean curvature flowTobias Colding, MIT. Wednesday 29 October 2008, 16:00-17:00 Please see above for contact details for this list. |
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