Elisenda Grigsby, Categorified Invariants and Braid Conjugacy

Title: Categorified Invariants and Braid Conjugacy Program: Symplectic and Contact Geometry and Connections to Low-Dimensional Topology Speaker: Elisenda Grigsby, Boston College Date: Thursday, September 13, 2012 Time: 1:00pm – 2:00pm Place: Seminar Room 313, Simons Center       Abstract: An “old” construction of Khovanov-Seidel associates to every braid a (homotopy equivalence class of) dg bimodules … Read more

Elisenda Grigsby, Introduction to Categorified Braid Invariants

Title: Introduction to Categorified Braid Invariants Program: Symplectic and Contact Geometry and Connections to Low-Dimensional Topology Speaker: Elisenda Grigsby, Boston College Date: Thursday, September 13, 2012 Time: 10:15am – 11:15am Place: Seminar Room 313, Simons Center       Abstract: This talk provides background for the 1 p.m. topology seminar. We will discuss the construction of … Read more

Dr. Fedor Smirnov VIDEO, Algebra and Analysis of Quantum Integrable Models Related to $U_q(sl _2)$

Title: Algebra and Analysis of Quantum Integrable Models Related to $U_q(sl _2)$ Program: Integrability in Modern Theoretical and Mathematical Physics Speaker: Dr. Fedor Smirnov, Laboratoire de Physique Theorique et Hautes Energies Date: Wednesday, September 12, 2012 Time: 4:00pm – 5:00pm Place: Seminar Room 313, Simons Center     Dr. Smirnov will give 4 lectures as a … Read more

Nikita Nekrasov VIDEO, The Many Facets of Integrability in Gauge Theory

Title: The Many Facets of Integrability in Gauge Theory Program: Integrability in Modern Theoretical and Mathematical Physics Speaker: Nikita Nekrasov, SCGP Stony Brook University Date: Tuesday, September 11, 2012 Time: 1:00pm – 2:00pm Place: Lecture Hall 102, Simons Center       [box, type=”download”]Watch the video.[/box]

Sheel Ganatra VIDEO, On the Hochschild (co)homology of the Fukaya Category

Title: On the Hochschild (co)homology of the Fukaya Category Program: Symplectic and Contact Geometry and Connections to Low-Dimensional Topology Week2 Speaker: Sheel Ganatra, MIT Date: Tuesday, September 11, 2012 Time: 11:15am – 12:15pm Place:Seminar Room 313, Simons Center     [box, type=”download”]Watch the video.[/box]

Andras Szenes Video, Y-systems and Dilogarithm Identities

Title: Y-systems and Dilogarithm Identities Program: Integrability in Modern Theoretical and Mathematical Physics Speaker: Andras Szenes, University of Geneva Date: Thursday, September 5, 2012 Time: 3:30pm – 3:40pm Place:Seminar Room 313, Simons Center     Abstract: In 1991, Zamolodchikov discovered an intriguing rational recursion called the Y-system. The recursion has some remarkable periodicity properties, and relations to … Read more

Kenji Fukaya Video, Gluing Analysis and Exponential Decay Estimate for Pseudo-holomorphic Curve with Bubbles

Title: Gluing Analysis and Exponential Decay Estimate for Pseudo-holomorphic Curve with Bubbles Program: Symplectic and Contact Geometry and Connections to Low-Dimensional Topology Week1 Speaker: Kenji Fukaya, Kyoto University Date: Thursday, September 5, 2012 Time: 1:00pm – 2:00pm Place:Seminar Room 313, Simons Center [box, type=”download”]Watch the video.[/box]

Peter Ozsvath Video, Introduction to Heegaard-Floer Homology and its Topological Applications

Title: Introduction to Heegaard-Floer Homology and its Topological Applications Speaker: Peter Ozsvath, Columbia University Date: Tuesday, September 4, 2012 Time: 1:30pm – 2:30pm Place:Lecture Hall 102, Simons Center       Abstract: Heegaard Floer homology is a topological invariant constructed using methods from Lagrangian Floer homology. This invariant was designed to agree with and give … Read more

Alexander Polyakov Video, Quantum Instability of the de Sitter Space

Title: Quantum Instability of the de Sitter Space Speaker: Alexander Polyakov, Princeton University Date: Tuesday, August 28, 2012 Time: 1:00pm – 2:00pm Place:Lecture Hall 102, Simons Center         [box, type=”download”]Watch the video.[/box]

Carlo Sequin Video, Artistic Geometry: The Math Behind the Art

Artistic Geometry: The Math Behind the Art by Carlo Sequin Monday, July 30th at 5:30 pm Reception and doors open at 5:00 pm The geometry of some abstract sculptures is a starting point to gain some insights into twisted toroids, Moebius bands, and Klein bottles. Carlo Séquin, a computer science professor at UC Berkeley, has … Read more