Here you will find a list of all past seminars and events of or related to the Poisson Geometry group in Utrecht.

Past Friday Fish Seminars

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June 21, 2013 - Quarterly Seminar on Geometry and Topology (see events)

June 14, 2013

10:00-12:15 (at Minnaert 027) Mohammad Azimi / Nijenhuis deformation of $L_{\infty}$-structures

14:00-16:15 (at Math 611) Ralph Klaasse / Seiberg-Witten invariants of 4-manifolds

June 12, 2013

9:00-11:00 (at Minnaert 027) Erik van den Ban / Analysis on semi-simple real Lie groups (Lecture 4, notes available here)

June 7, 2013

10:00-12:15 (at Minnaert 023) Timo Kluck / A Ruijsenaars-Schneider model obtained by quasi-Hamiltonian reduction

14:00-16:15 (at Math 611) Dmitry Roytenberg / A Dold-Kan-type correspondence for superalgebras of differentiable functions (an other things)

June 5, 2013

9:00-11:00 (at Minnaert 027) Erik van den Ban / Analysis on semi-simple real Lie groups (Lecture 3, notes available here)

May 31, 2013

14:00-16:15 (at Math 611) Florian Schaetz / Stability

May 29, 2013

9:00-11:00 (at Minnaert 027) Erik van den Ban / Analysis on semi-simple real Lie groups (Lecture 2, notes available here)

May 24, 2013 - PhD Defense of Maria Amelia Salazar (preceded by a Topology & Geometry day on May 23, 2013, see events)

May 22, 2013

10:00-12:00 (at Minnaert 027) Erik van den Ban / Analysis on semi-simple real Lie groups (Lecture 1, notes available here)

May 17, 2013

10:00-12:00 (at Minnaert 018) Roy Wang / Conn’s Linearization Theorem

13:00-16:45 (at Minnaert 208) GQT Colloquium (see events)

May 10, 2013 - No Seminar

May 3, 2013 - No Seminar

April 26, 2013

10:20-12:35 (at Minnaert 027) Dana Balibanu / A convexity theorem

14:00-16:15 (at BBL 069) Erik van den Ban / Symplectic geometry of semisimple orbits

April 19, 2013

10:00-12:15 (at Minnaert 027) Pedro Frejlich / Folded symplectic structures

14:00-16:15 (at Math 611) Arjen Baarsma / Deformations of generalised complex structures and elliptic $L_\infty$ -algebras

April 12, 2013

10:00-12:15 (at Minnaert 027) Gil Cavalcanti / Formality beyond Kahler geometry (see slides)

April 5, 2013

10:00-12:15 (at Minnaert 027) Kirsten Wang / Symplectic blow ups

14:00-16:15 (at Math 611) Joey van der Leer Duran / Ricci flow

March 29, 2013 - No Seminar (Good Friday)

March 22, 2013

10:00-12:15 (at Minnaert 027) Matias del Hoyo / Riemannian metrics on proper groupoids

14:00-16:15 (at Math 611) Maria Amelia Salazar /  Jacobi manifolds and their integration

March 15, 2013

10:00-12:15 (at Minnaert 027) Matias del Hoyo / Linearization of proper groupoids

14:00-16:15 (at Math 611) Dmitry Roytenberg / Derived differential geometry

March 8, 2013

10:00-12:15 (at Minnaert 027) David Martinez Torres / Picard-Lefschetz theory and holonomy groupoids of 2-calibrated foliations

13:30-16:00 (at Math 611) Joao Mestre / Smooth stratifications of orbit spaces

February 22, 2013

13:30-15:30 (at BBL 071) Pedro Frejlich / Poisson-transverse submanifolds

February 15, 2013

10:00-12:00 (at TBA) Daniele Sepe / A lot about singular integral affine structures

13:15-15:15 (at Math 611) Ori Yudilevich / part 2

February 8, 2013

13:15-16:00 (at BBL 069) Ori Yudilevich / From Lie Pseudogroups to Cartan Algebroids - part 1

February 1, 2013

10:00-12:00 (at Math 610) Roy Wang / part 2

14:00-16:00 (at Math 611) Boris Osorno Torres / part 2

January 25, 2013

10:00-12:00 (at Math 610) Roy Wang / Exterior Differential Systems and Cartan's realization problem - part 1

14:00-16:00 (at Math 610) Boris Osorno Torres / A more conceptual approach to Mitsumatsu's construction of a leafwise symplectic foliation on S^5 - part 1

Past Events

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June 21, 2013 - Quarterly Seminar on Geometry and Topology (click here for more information)

13:00-14:00 (at Minnaert 211) Jonny Evans (University College London) / Unlinking and unknottedness of monotone Lagrangian submanifolds

14:30-15:30 (at Minnaert 211) Igor Khavkine (Utrecht University) / Topology, rigid cosymmetries and linearization instability in higher gauge theories

15:45-16:45 (at Minnaert 211) James Tener (Berkeley) / Segal CFT and vertex operator algebras via bounded operators

May 24, 2013 - PhD Defense of Maria Amelia Salazar

12:45 - PhD defense at the Academiegebouw (followed by drinks)

15:00 (and onwards) - BBQ at Ele Spaans Tapas Restaurant (Address: Oudegracht aan de Werf 211, Utrecht)

May 23, 2013 - Topology & Geometry Day on occasion of Maria Amelia Salazar’s PhD defense (click here for more information)

10:00-11:00 (at Math 611) Camilo Arias Abad (University of Zurich) / Formality of the little disks operad and higher holonomies

11:30-12:30 (at Math 611) Camille Laurent-Gengoux (Université de Poitiers) / Atiyah classes and exponential maps

14:00-15:00 (at Math 611) Ivan Struchiner (University of Sao Paulo) / TBA

15:30-16:00 (at Math 611, staff colloquium) Peter Olver (University of Minnesota) / Lie pseudo-groups and moving frames

May 17, 2013 - GQT Colloquium Utrecht

Click here for more information.

March 1, 2013 - GQT Colloquium Nijmegen

13:00-17:00 Speakers: Raf Bocklandt (Universiteit van Amsterdam), Simon Salamon (King's college London), Christian Voigt (University of Glasgow). Click here for more information.

February 22, 2013 - Quarterly Seminar on Geometry and Topology (click here for more information)

10:00-11:00 (at BBL 315/317) David Gepner (Universität Regensburg) / Brauer groups in derived algebraic geometry

11:00-12:00 (at BBL 315/317) David Carchedi (Max Planck Institute -- Bonn) / A differential graded approach to derived manifolds

February 12, 2013 - Quarterly Seminar on Geometry and Topology - workshop on "Local normal forms" (click here for more information)

10:00-11:00 (at Math 611) Nguyen Tien Zung (Toulouse) / Normal forms of integrable non-Hamiltonian systems

13:30-14:30 (at Room Went Groen) Eva Miranda (Universitat Politecnica de Catalunya) / Revisiting normal forms of Poisson structures

15:00-16:00 (at Room Went Groen) Rui Fernandes (Urbana-Champaign) / TBA

February 11, 2013 - PhD Defense of Ionut Marcut

14:30 - PhD defense at the Academiegebouw (followed by drinks)

20:30 (and onwards) - Drinks in Cafe Averechts, Lijsterstraat 49

Past Courses

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Reading Seminar on Algebraic Groups

Meeting 1: October 1, 2013

                10:00-12:0 (at HFG 610) Daniele Sepe / Commutative and solvable algebraic groups

Meeting 2: October 4, 2013

                10:00-12:15 (at Minnaert 027) Erik van den Ban / Semisimple Complex Algebraic Groups == Compact Real Lie Groups

Meeting 3: October 16, 2013

                TBA (TBA) TBA / Actions and Orbits of Algebraic Groups

Morse Theory - Master and PhD level course / Taught By: Pedro Frejlich

Fall semester 2013, Thursdays 13:15 - 14:00, room 610 in the Hans Freudenthal Gebouw (Wiskundegebouw)

Lecture Notes (updated on November 29, 2013)

Lectures on Analysis on semi-simple real Lie groups / Speaker: Erik van den Ban

3-4 weekly sessions on Wednesdays starting on May 22, 2013

Time: Session 1 at 10:00 - 12:00, Sessions 2-4 at 9:00-11:00

Location: Minnaert 027

Lecture notes available here

Seminar on Four Manifolds / Organized by: Gil Cavalcanti

Spring semester 2013 starting at week 6

Thursdays from 13:00 - 15:00

Location: Minnaert 018, except for week 7 at Minnaert 202 and weeks 10,12,14,22 and 23 at BBL 308

Analysis on Manifolds - Master and PhD level course / Professors: Erik van den Ban & Marius Crainic

A mastermath course

Spring semester 2013, Thursdays 10:00 - 13:00

For more information click here.