November 11, 2014 |
Hyperplane Arrangements and Colored (Non)-Increasing Trees Sylvie Corteel (Centre National de la Recherche Scientifique (CNRS)) |
Geometric and Enumerative Combinatorics |

November 10, 2014 |
Noncontractibility of Coset Posets and a Problem on Binomial Coefficients John Shareshian (Washington University) |
Geometric and Enumerative Combinatorics |

November 10, 2014 |
Curves in R^d Intersecting Every Hyperplane at Most d+1 Times
Imre Bárány (Hungarian Academy of Sciences (MTA)) |
Geometric and Enumerative Combinatorics |

November 11, 2014 |
Many Looks on the Lucas/Fibonacci Sequences and Polynomials Tewodros Amdeberhan (Tulane University) |
Geometric and Enumerative Combinatorics |

November 12, 2014 |
Computing Partition Functions in Hard Problems of Combinatorial Enumeration Alexander Barvinok (University of Michigan) |
Geometric and Enumerative Combinatorics |

November 12, 2014 |
Hard Tiling Problems with Triangles and Rhombi Jed Yang (University of Minnesota, Twin Cities) |
Geometric and Enumerative Combinatorics |

November 12, 2014 |
Random Lozenge Tilings/Plane Partitions Greta Panova (University of Pennsylvania) |
Geometric and Enumerative Combinatorics |

November 12, 2014 |
On q-gamma-positivity Michelle Wachs (University of Miami) |
Geometric and Enumerative Combinatorics |

November 11, 2014 |
Combinatorics, Modular Forms, and Discrete Geometry Peter Paule (Johannes Kepler Universität Linz) |
Geometric and Enumerative Combinatorics |

November 12, 2014 |
Dimension of Partially Ordered Sets Attila Por (Western Kentucky University) |
Geometric and Enumerative Combinatorics |

November 13, 2014 |
Counting Permutations with Even Valleys and Odd Peaks Ira Gessel (Brandeis University) |
Geometric and Enumerative Combinatorics |

November 13, 2014 |
Integral Versions of Helly's Theorem Jesus De Loera (University of California) |
Geometric and Enumerative Combinatorics |

November 13, 2014 |
Ehrhart Series, Unimodality, and Integrally Closed Reflexive Polytopes Benjamin Braun (University of Kentucky) |
Geometric and Enumerative Combinatorics |

November 13, 2014 |
Lower Bound Theorems and a Generalized Lower Bound Conjecture for Balanced Simplicial Complexes Isabella Novik (University of Washington) |
Geometric and Enumerative Combinatorics |

November 13, 2014 |
Combinatorial Witnesses for Congruences of Restricted Partition Functions via Ehrhart Theory Felix Breuer (Johannes Kepler Universität Linz) |
Geometric and Enumerative Combinatorics |

November 14, 2014 |
Counting with Wang Tiles Igor Pak (University of California, Los Angeles) |
Geometric and Enumerative Combinatorics |

November 14, 2014 |
Density-Type Theorems for Semi-Algebraic Hypergraphs Andrew Suk (University of Illinois, Chicago) |
Geometric and Enumerative Combinatorics |

February 26, 2015 |
Thrifty Approximations of Convex Bodies by Polytopes Alexander Barvinok (University of Michigan) |
Convexity and Optimization: Theory and Applications |

February 26, 2015 |
Structure in Disjunctive Conic Optimization and Non-Convex Quadratic Programs Fatma Kilinc-Karzan (Carnegie-Mellon University) |
Convexity and Optimization: Theory and Applications |

February 26, 2015 |
Relaxations: Deriving Algorithms for Learning and Optimization Karthik Sridharan (Cornell University) |
Convexity and Optimization: Theory and Applications |

February 26, 2015 |
Nonconvex Quadratic Optimization with One or Two Constraints Akiko Takeda (University of Tokyo) |
Convexity and Optimization: Theory and Applications |

February 27, 2015 |
On Connections Between Submodularity and Concavity Jeff Bilmes (University of Washington) |
Convexity and Optimization: Theory and Applications |

February 24, 2015 |
Some Recent Developments in Large-Scale Convex Optimization Niao He (Georgia Institute of Technology) |
Convexity and Optimization: Theory and Applications |

February 27, 2015 |
The Power Localization for Efficiently Learning with Noise Nina Balcan (Carnegie-Mellon University) |
Convexity and Optimization: Theory and Applications |

February 25, 2015 |
Efficient Algorithms for Structured Sparsity, and Applications Poe Eric Xing (Carnegie-Mellon University) |
Convexity and Optimization: Theory and Applications |

February 23, 2015 |
Probabilistic Inference with Submodular Functions Andreas Krause (ETH) |
Convexity and Optimization: Theory and Applications |

February 23, 2015 |
Collision Free Vehicle Routing Stephen Wright (University of Wisconsin, Madison) |
Convexity and Optimization: Theory and Applications |

February 23, 2015 |
Continuous Time Integer Programming: Towards Large-Scale Optimal Scheduling in Logistics Natashia Boland (Georgia Institute of Technology) |
Convexity and Optimization: Theory and Applications |

February 23, 2015 |
Re-Inventing the Warehouse Using Mobile Robots: Disruptive Technology Change and Challenges in Planning and Optimization Larry Sweet (Symbotic) |
Convexity and Optimization: Theory and Applications |

February 24, 2015 |
Optimizing Decomposable Submodular Functions Stefanie Jegelka (Massachusetts Institute of Technology) |
Convexity and Optimization: Theory and Applications |

February 24, 2015 |
DC Programming in Discrete Convex Analysis Kazuo Murota (University of Tokyo) |
Convexity and Optimization: Theory and Applications |

February 24, 2015 |
Analytic Centers, Reciprocal Linear Spaces, and Planes that Intersect Them Cynthia Vinzant (North Carolina State University) |
Convexity and Optimization: Theory and Applications |

February 24, 2015 |
Fast Algorithms for Optimization of Submodular Functions Jan Vondrak (IBM Research Division) |
Convexity and Optimization: Theory and Applications |

February 27, 2015 |
Some Recent Progress on Non-Convex Regularization Methods for Sparse Estimation Tong Zhang (Rutgers, The State University of New Jersey) |
Convexity and Optimization: Theory and Applications |

February 25, 2015 |
The Entropic Barrier: A Simple and Optimal Universal Self-Concordant Barrier Sébastien Bubeck (Microsoft) |
Convexity and Optimization: Theory and Applications |

February 25, 2015 |
Two Distributed Optimization Algorithms for Machine Learning Yingyu Liang (Princeton University) |
Convexity and Optimization: Theory and Applications |

February 25, 2015 |
Inapproximability of Combinatorial Problems via Small LPs and SDPs Sebastian Pokutta (Georgia Institute of Technology) |
Convexity and Optimization: Theory and Applications |

February 25, 2015 |
Tightness of Convex Relaxations to Sparsity and Rank Nathan (Nati) Srebro (Technion-Israel Institute of Technology) |
Convexity and Optimization: Theory and Applications |

March 19, 2015 |
Counting Perfect Matchings via Random Matrices Mark Rudelson (University of Michigan) |
The Power of Randomness in Computation |

March 19, 2015 |
Diffusion, Entropy, and the Geometry of Sets in Gaussian Space James Lee (University of Washington) |
The Power of Randomness in Computation |

March 20, 2015 |
Some New Results on Random Points in the Unit Square Alan Frieze (Carnegie-Mellon University) |
The Power of Randomness in Computation |

March 20, 2015 |
Structure and Pseudo-Randomness in Coding Theory Shachar Lovett (University of California, San Diego) |
The Power of Randomness in Computation |

March 20, 2015 |
Testing the Manifold Hypothesis Hariharan Narayanan (University of Washington) |
The Power of Randomness in Computation |

March 17, 2015 |
Spin Systems: Hardness of Approximate Counting via Phase Transitions Andreas Galanis (University of Oxford) |
The Power of Randomness in Computation |

March 16, 2015 |
The Complexity of Approximating Complex-Valued Ising and Tutte Partition Functions Leslie Goldberg (University of Oxford) |
The Power of Randomness in Computation |

March 16, 2015 |
Random Graph Coloring: The Replica Symmetric Phase Amin Coja-Oghlan (Johann Wolfgang Goethe-Universität Frankfurt) |
The Power of Randomness in Computation |

March 16, 2015 |
The Exact k-SAT Threshold for Large k Nike Sun (Microsoft Research) |
The Power of Randomness in Computation |

March 16, 2015 |
The Melbourne Shuffle: Secure Oblivious Storage in the Cloud Eli Upfal (Brown University) |
The Power of Randomness in Computation |

March 16, 2015 |
Invertible Bloom Lookup Tables and Applications Michael Mitzenmacher (Harvard University) |
The Power of Randomness in Computation |

March 16, 2015 |
Recent Progress on the Lovasz Local Lemma Aravind Srinivasan (University of Maryland) |
The Power of Randomness in Computation |

March 17, 2015 |
Counting Small Subgraphs with a Specified Property in a Large Graph Mark Jerrum (Queen Mary and Westfield College) |
The Power of Randomness in Computation |

March 17, 2015 |
Approximate Counting via Correlation Decay Pinyan Lu (Microsoft Research) |
The Power of Randomness in Computation |

March 17, 2015 |
Cool with a Gaussian: A Cubic Volume Algorithm Ben Cousins (Georgia Institute of Technology) |
The Power of Randomness in Computation |

March 17, 2015 |
Electrical Flows and Fast Graph Algorithms Aleksander Madry (Massachusetts Institute of Technology) |
The Power of Randomness in Computation |

March 17, 2015 |
Decay of Correlations for the Hardcore Model in Random Regular Graphs Nayantara Bhatnagar (University of Delaware) |
The Power of Randomness in Computation |

March 18, 2015 |
Solution Clusters for Locked CSP's: Random XORSAT on a Fixed Degree Sequence Mike Molloy (University of Toronto) |
The Power of Randomness in Computation |

March 18, 2015 |
On the Switch Markov Chain for Perfect Matchings Martin Dyer (University of Leeds) |
The Power of Randomness in Computation |

March 18, 2015 |
Sampling Quasistationary Distributions: Computational Efficiency and Particle Based Algorithms Roberto Oliveira (Institute of Pure and Applied Mathematics (IMPA)) |
The Power of Randomness in Computation |

March 19, 2015 |
Towards Optimal Algorithms for Prediction with Expert Advice Yuval Peres (Microsoft Research) |
The Power of Randomness in Computation |

March 19, 2015 |
The Surprising Power of Randomness in Belief Propagation. Elchanan Mossel (University of California, Berkeley) |
The Power of Randomness in Computation |

March 19, 2015 |
Phase Transitions in Random Dyadic Tilings and Rectangular Dissections Sarah Miracle (Georgia Institute of Technology) |
The Power of Randomness in Computation |

March 19, 2015 |
Rectangles are Nonnegative Juntas Raghu Meka (University of California, Los Angeles) |
The Power of Randomness in Computation |

April 28, 2015 |
Metric Viscosity Solutions of Hamilton-Jacobi Equations Depending on Local Slopes Wilfrid Gangbo (Georgia Institute of Technology) |
Analytic Tools in Probability and Applications |

April 28, 2015 |
New Functional Inequalities via Stein's Method Giovanni Peccati (University of Luxembourg) |
Analytic Tools in Probability and Applications |

April 28, 2015 |
On the Empirical Spectral Distribution of Symmetric Matrices with Dependent Entries Magda Peligrad (University of Cincinnati) |
Analytic Tools in Probability and Applications |

April 28, 2015 |
Strong Contraction and Influences in Tail Spaces. Steven Heilman (University of California, Los Angeles) |
Analytic Tools in Probability and Applications |

April 29, 2015 |
On Optimal Bounds for the Rate of Convergence to the Semicircular Law Alexander Tikhomirov (Russian Academy of Sciences) |
Analytic Tools in Probability and Applications |

April 29, 2015 |
Comparison Method in Random Matrix Theory Jun Yin (University of Wisconsin, Madison) |
Analytic Tools in Probability and Applications |

April 29, 2015 |
From the Mesoscopic to Microscopic Scale in Random Matrix Theory Paul Bourgade (Courant Institute of Mathematical Sciences) |
Analytic Tools in Probability and Applications |

April 29, 2015 |
Spiked Random Matrix Edge Laws Brian Rider (Temple University) |
Analytic Tools in Probability and Applications |

April 29, 2015 |
A Comparison Inequality for Positively Associated Random Variables Partha Dey (University of Illinois at Urbana-Champaign) |
Analytic Tools in Probability and Applications |

April 30, 2015 |
Functional Inequalities for Degenerate and Infinite-dimensional Diffusions Maria Gordina (University of Connecticut) |
Analytic Tools in Probability and Applications |

April 30, 2015 |
Kantorovich Duality for General Costs and its Applications to Concentration Paul-Marie Samson (Université Paris-Est ) |
Analytic Tools in Probability and Applications |

April 30, 2015 |
Steining the Steiner Formula Ivan Nourdin (University of Luxembourg) |
Analytic Tools in Probability and Applications |

April 30, 2015 |
Nodal Sets of Gaussian Smooth Functions: One Result and a Few Open
Questions Fedor Nazarov (Kent State University) |
Analytic Tools in Probability and Applications |

April 30, 2015 |
Bifractional Brownian Motion: Existence and Border Cases Mikhail Lifshits (St. Petersburg State University) |
Analytic Tools in Probability and Applications |

May 01, 2015 |
Power Concave Functions and Borell-Brascamp-Lieb Inequalities Paolo Salani (Università di Firenze) |
Analytic Tools in Probability and Applications |

May 01, 2015 |
A New Notion of Weak Transport Cost and Applications Cyril Roberto (Université Paris Ouest) |
Analytic Tools in Probability and Applications |

April 27, 2015 |
Hypergroups and the Markov Sequence Problem Dominique Bakry (Université de Toulouse III (Paul Sabatier)) |
Analytic Tools in Probability and Applications |

April 27, 2015 |
On Log-Concave Functions Andrea Colesanti (Università di Firenze) |
Analytic Tools in Probability and Applications |

April 27, 2015 |
Entropy Inequalities for Log Concave Functions Elisabeth Werner (University of Minnesota, Twin Cities) |
Analytic Tools in Probability and Applications |

April 27, 2015 |
Slicing Inequalities for Measures of Convex Bodies Alexander Koldobsky (University of Missouri) |
Analytic Tools in Probability and Applications |

April 28, 2015 |
Academic Wages, Singularities, Phase Transitions, and Pyramid Schemes Robert McCann (University of Toronto) |
Analytic Tools in Probability and Applications |

October 24, 2014 |
Numerical Analysis of Regge Calculus Snorre Christiansen (Centre of Mathematics for Applications) |
Structure-Preserving Discretizations of Partial Differential Equations |

October 24, 2014 |
Virtual Element Methods for General Second Order Elliptic Problems Donatella Marini (Università di Pavia) |
Structure-Preserving Discretizations of Partial Differential Equations |

October 22, 2014 |
Welcome |
Structure-Preserving Discretizations of Partial Differential Equations |

October 22, 2014 |
Discrete ABP Estimate and Rates of Convergence for Linear Elliptic PDEs in Non-Divergence Form Ricardo Nochetto (University of Maryland) |
Structure-Preserving Discretizations of Partial Differential Equations |

October 22, 2014 |
Stokes Elements on Cubic Meshes Yielding Divergence--Free Approximations Michael Neilan (University of Pittsburgh) |
Structure-Preserving Discretizations of Partial Differential Equations |

October 22, 2014 |
Model Reduction via Discretization : Elasticity and Boltzmann Joachim Schöberl (Technische Universität Wien) |
Structure-Preserving Discretizations of Partial Differential Equations |

October 22, 2014 |
Superconvergence and Postprocessing of Beam and Plate Finite Element Methods Rolf Stenberg (Aalto University) |
Structure-Preserving Discretizations of Partial Differential Equations |

October 22, 2014 |
Isogeometric Analysis: Ten Years After Thomas Hughes (The University of Texas at Austin) |
Structure-Preserving Discretizations of Partial Differential Equations |

October 22, 2014 |
A Posteriori Error Estimation in the Finite Element Exterior Calculus Framework Alan Demlow (University of Kentucky) |
Structure-Preserving Discretizations of Partial Differential Equations |

October 22, 2014 |
Structure-Preserving Discretizations and Robust Preconditioners for Multi-Physical Systems Jinchao Xu (The Pennsylvania State University) |
Structure-Preserving Discretizations of Partial Differential Equations |

October 22, 2014 |
Singularities and Pollution in Case of Re-entrant Corners Barbara Wohlmuth (Technical University of Munich ) |
Structure-Preserving Discretizations of Partial Differential Equations |

October 23, 2014 |
Hierarchical Construction of Bounded Solutions of div(U)=f in Critical Regularity Spaces Eitan Tadmor (University of Maryland) |
Structure-Preserving Discretizations of Partial Differential Equations |

October 23, 2014 |
Solution of Some Critical Exponent problems in General Relativity and Geometric Analysis Michael Holst (University of California, San Diego) |
Structure-Preserving Discretizations of Partial Differential Equations |

October 23, 2014 |
Towards an Implementation of the Periodic Table of Finite Elements Anders Logg (Chalmers University of Technology) |
Structure-Preserving Discretizations of Partial Differential Equations |

October 23, 2014 |
Discretization of Advection-Diffusion of Magnetic Fields Ralf Hiptmair (ETH) |
Structure-Preserving Discretizations of Partial Differential Equations |

October 23, 2014 |
Discrete Extension Operators for Mixed Finite Element Spaces on Locally Refined Meshes Johnny Guzman (Brown University) |
Structure-Preserving Discretizations of Partial Differential Equations |

October 23, 2014 |
Adaptive Mixed Finite Element Approximation of Eigenvalue Clusters Daniele Boffi (Università di Pavia) |
Structure-Preserving Discretizations of Partial Differential Equations |