FoCM

FoCM 2014 conference

 

Plenary talks

Dec11 9:30 ~ 10:25 On subset sums
Endre Szemeredi - Hungarian Academy of Science and Rutgers University , Hungary and USA
11:00 ~ 11:55 Some Problems For This Century
Michael Shub - City University of New York, USA
Dec12 9:00 ~ 9:55 The L-functions and modular forms database project
John Cremona - University of Warwick, UK
11:00 ~ 11:55 Multipliers and contraints for spline-based methods
Annalisa Buffa - Istituto di Matematica e Tecnologie Informatiche , ITALY
Dec13 9:00 ~ 9:55 Pursuit of Low-dimensional Structures in High-dimensional Data
Yi Ma - ShanghaiTech University, P. R. China
11:00 ~ 11:55 Heating the sphere
Carlos Beltrán - Universidad de Cantabria, Spain
Dec15 9:30 ~ 10:25 The joy and pain of skew symmetry
Arieh Iserles - University of Cambridge, United Kingdom
11:00 ~ 11:55 Stochastic Asynchronous Parallel Methods in Optimization
Stephen Wright - University of Wisconsin-Madison, USA
Dec16 9:00 ~ 9:55 Architectural Geometry
Helmut Pottmann - King Abdullah University of Science and Technology, Saudi Arabia
11:00 ~ 11:55 Liberating the Dimension - Quasi Monte Carlo Methods for High Dimensional Integration
Frances Kuo - University of New South Wales, Australia
Dec17 9:00 ~ 9:55 On the characterization of approximation spaces in Nonlinear Approximation
Pencho Petrushev - University of South Carolina, USA
11:00 ~ 11:55 Differential Groups and the Gamma Function
Michael F. Singer - North Carolina State University, USA
Dec18 9:30 ~ 10:25 Models of tumor growth and therapy
Benoit Perthame - Laboratoire J.-L. Lions, Universite Pierre et Marie Curie (Paris 6), France
11:00 ~ 11:55 On Adaptive Multilevel Monte Carlo and Multi-Index Monte Carlo
Raul Tempone - King Abdullah University of Science and Technology, Saudi Arabia
Dec19 9:00 ~ 9:55 AFEM for the Laplace-Beltrami Operator: Convergence Rates
Ricardo H. Nochetto - University of Maryland, USA
11:00 ~ 11:55 Solving high-dimensional PDEs by tensor product approximation
Reinhold Schneider - TU Berlin , Germany
Dec20 9:00 ~ 9:55 Zeros (of some polynomials) prefer curves
Andrei Martínez-Finkelshtein - University of Almería, Spain
11:00 ~ 11:55 Combinatorial Algebraic Geometry
David Cox - Amherst College, USA

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Workshop A1 - Computational Dynamics

Organizers: Hiroshi Kokubu (Kyoto University, Japan) - Rafael de la Llave (Georgia Institute of Technology, USA)

Workshop website

Talks

Dec11 14:30 ~ 14:55 A parametrized Newton-Kantorovich method for rigorously computing (un)stable manifolds: non-resonant and resonant spectra
Christian Reinhardt - VU University Amsterdam, Netherlands
15:00 ~ 15:25 Computing global invariant manifolds of dynamical systems
Pablo Aguirre - Universidad Técnica Federico Santa María, Chile
15:30 ~ 15:55 Coexistence of chaos and hyperchaos
Daniel Wilczak - Jagiellonian University, Poland
16:00 ~ 16:25 Computer-assisted analysis of Craik's 3D dynamical system
Tomoyuki Miyaji - Meiji University, Japan
17:00 ~ 17:25 Coexistence of hexagons and rolls
Jean-Philippe Lessard - Université Laval, Canada
17:30 ~ 17:55 Golden mean Siegel disks: renormalization hyperbolicity and applications
Denis Gaidashev - Uppsala University, Sweden
18:00 ~ 18:25 Topological Data Analysis on Amorphous Structures
Yasuaki Hiraoka - Kyushu University, Japan
Dec12 14:35 ~ 15:25 Developing a computationally efficient algebraic/combinatorial framework for nonlinear dynamics
Konstantin Mischaikow - Rutgers, USA
15:30 ~ 15:55 Detecting Morse decompositions of the global attractor of regulatory networks by time series data
Hiroe Oka - Ryukoku University, Japan
16:00 ~ 16:25 Switching networks database as a platform for parameter search in gene regulatory networks
Tomas Gedeon - Montana State University, USA
17:00 ~ 17:25 An application of the persistence paradigm to the computation of the Conley index
Paweł Pilarczyk - Institute of Science and Technology Austria, Austria
17:30 ~ 17:55 Analyzing the dynamics of pattern formation in the space of persistence diagrams
Miroslav Kramar - Rutgers University, USA
Dec13 14:35 ~ 15:25 The Dynamics of Nucleation
Evelyn Sander - George Mason University, United States
15:30 ~ 15:55 Rigorous Continuation of Solutions of PDEs
Marcio Gameiro - University of Sao Paulo, Brazil
16:00 ~ 16:25 Existence of globally attracting solutions of the viscous Burgers equation on the line with periodic boundary conditions and nonautonomous forcing
Jacek Cyranka - Faculty of Mathematics, Informatics and Mechanics, University of Warsaw, Poland
17:00 ~ 17:25 Persistent homology of self-maps
Marian Mrozek - Jagiellonian University, Poland
17:30 ~ 17:55 Discrete and classical vector field dynamics
Tomasz Kaczynski - Université de Sherbrooke, Canada

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Workshop A2 - Computational Harmonic Analysis, Image and Signal Processing

Organizers: Sung Ha Kang (Georgia Institute of Technology, USA) - Ursula Molter (Universidad de Buenos Aires, Argentina) - Jared Tanner (University of Oxford, UK)

Workshop website

Talks

Dec11 14:35 ~ 15:25 Streaming signal reconstruction from generalized measurements
Justin Romberg - Georgia Institute of Technology, USA
15:30 ~ 15:55 On exact recovery of signals from the projection onto polynomial spaces
Shai Dekel - GE Global Research and School of Mathematical Sciences, Tel-Aviv, Israel
16:00 ~ 16:25 Least squares regularized or constrained by $L_0$: relationship between their optimal solutions and properties
Mila Nikolova - CMLA -- CNRS ENS-Cachan, France
17:00 ~ 17:25 Simultaneous high dynamic range image reconstruction and denoising for non-static scenes
Pablo Musé - Universidad de la República, Uruguay
17:30 ~ 17:55 Denoising an Image by Denoising its Curvature
Stacey Levine - Duquesne University, USA
18:00 ~ 18:25 Recent algorithmic and theoretical advances on graph matching
Marcelo Fiori - Universidad de la República, Uruguay
18:30 ~ 18:55 Matrix recovery from coarse observations
Mark Davenport - Georgia Institute of Technology, USA
Dec12 14:30 ~ 14:55 Fundamentals of dynamical sampling
Carlos Cabrelli - Dept. of Mathematics, FCEyN, UBA and IMAS-UBA-CONICET, Argentina
15:00 ~ 15:25 On spectrogram local maxima
Patrick Flandrin - CNRS & Ecole normale supérieure de Lyon, France
15:30 ~ 15:55 High dimensional learning rather than computing in quantum chemistry
Matthew Hirn - Ecole normale superieure, France
16:00 ~ 16:25 Estimation of bandlimited stochastic operators using SIC-POVMs
Götz Pfander - Jacobs University Bremen / Katholische Universität Eichstätt, Germany
17:00 ~ 17:25 Consistency of probability measure quantization by means of power repulsion-attraction potentials
Massimo Fornasier - Technische Universität München, Germany
18:05 ~ 18:55 Weighted sparsity for function approximation and interpolation
Rachel Ward - University of Texas at Austin, USA
Dec13 14:30 ~ 14:55 Color Stabilization Along Time and Across Shots of the Same Scene, for One or Several Cameras of Unknown Specifications
Marcelo Bertalmío - Universitat Pompeu Fabra, Spain
15:00 ~ 15:25 Multi-level structured sparse models
Pablo Sprechmann - Courant Institute, New York University, United States
15:35 ~ 16:25 On the stability of least-squares approximations. Application in acoustics.
Albert Cohen - Université Paris VI, France
17:00 ~ 17:25 Texture aware video inpainting of complex scenes
Andrés Almansa - CNRS & Telecom ParisTech, France
17:30 ~ 17:55 Self similarity and spectral correlation adaptive algorithm for image interpolation
Antoni Buades - Universitat Illes Balears, Spain
18:00 ~ 18:25 A one stage Sigma-Delta decoder for compressed sensing measurements
Rongrong Wang - University of British Columbia, Canada
18:30 ~ 18:55 Orthonormal Bases Generated by Cuntz Algebras
Myung-Sin Song - Southern Illinois University Edwardsville, USA

Posters

Local convergence of an algorithm for subspace identification with missing data
Laura Balzano, University of Michigan, USA
Finitely generated shift invariant spaces with extra invariance nearest to observed data
Carolina Mosquera, Universidad de Buenos Aires, CONICET, Argentina
Relax, no need to round: Integrality of clustering formulations
Soledad Villar, University of Texas at Austin, United States

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Workshop A3 - Computational Number Theory

Organizers: Kristin Lauter (Microsoft Research, USA) - Christophe Ritzenthaler (University of Aix-Marseille, France) - Peter Stevenhagen (Universiteit Leiden, Netherlands)

Workshop website

Talks

Dec11 14:30 ~ 15:10 Class invariants for abelian surfaces
Andreas Enge - INRIA Bordeaux-Sud-Ouest, France
15:10 ~ 15:50 Aspects of Belyi maps
Jeroen Sijsling - Dartmouth College, United States of America
15:50 ~ 16:30 Distribution of traces of genus 3 curves
Christophe Ritzenthaler - University Rennes 1, France
17:05 ~ 17:55 Polynomial time computation of Galois representations attached to modular forms
Bas Edixhoven - Universiteit Leiden, Netherlands
18:00 ~ 18:40 Computations on a conjecture of BSD type postulated by B. Mazur and J. Tate
Francisco Portillo - UACM, Mexico
Dec12 14:30 ~ 15:10 All del Pezzo surfaces of degree two over finite fields are unirational
Cecilia Salgado - UFRJ, Brazil
15:10 ~ 15:50 Concurrent lines on del Pezzo surfaces of degree one
Ronald van Luijk - Universiteit Leiden, Netherlands
15:50 ~ 16:30 Computing twists of Shioda modular surfaces of level 4 related to visibility of Sha
Nils Bruin - Simon Fraser University, Canada
17:00 ~ 17:40 Prime densities for $GL_1$ and $GL_2$
Peter Stevenhagen - Universiteit Leiden, Netherlands
17:40 ~ 18:20 Computing tables of elliptic curves
Ariel Pacetti - UBA, Argentina
Dec13 14:30 ~ 15:10 On the number of points of Jacobians over finite fields: from asymptotic theory to applications
Alexey Zykin - Université de la Polynésie française, France
15:10 ~ 15:50 Arithmetic geometry and key exchange : compact Diffie--Hellman with efficient endomorphisms
Benjamin Smith - INRIA and École polytechnique, France
15:50 ~ 16:30 Paramodular forms: central values of twisted spin L-functions
Gonzalo Tornaria - Universidad de la República, Uruguay
17:00 ~ 17:40 Hypergeometric Motives
Fernando Rodriguez Villegas - Abdus Salam International Center for Theoretical Physics, Italy
17:40 ~ 18:20 Torsion structures of elliptic curves over number fields
Filip Najman - University of Zagreb, Croatia

Posters

Congruences between modular forms modulo prime powers
Maximiliano Javier Camporino, Universidad de Buenos Aires, Argentina
Heegner Points on Cartan non-split Curves
Daniel Kohen, IMAS-CONICET , Argentina

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Workshop A4 - Graph Theory and Combinatorics

Organizers: Yoshiharu Kohayakawa (University of São Paulo, Brazil) - Gelasio Salazar (University of San Luis Potosí, México) - Jayme Szwarcfiter (Federal University of Rio de Janeiro, Brazil)

Workshop website

Talks

Dec11 14:30 ~ 15:00 Improved upper bounds on the crossing number, the 2-page crossing number and the rectilinear crossing number of the hypercube
Celina Figueiredo - UFRJ, Brazil
15:00 ~ 15:30 On the directed cycle double cover conjecture
Andrea Jiménez - University of São Paulo, Brazil
15:30 ~ 16:00 Monochromatic path/cycle partitions
Maya Stein - University of Chile, Chile
16:00 ~ 16:30 On Connected Identifying Codes for Infinite Lattices
Victor Campos - ParGO - Universidade Federal do Ceará, Brazil
17:00 ~ 17:30 Toughness and Kronecker product of graphs
Daniel A Jaume - Universidad Nacional de San Luis, Argentina
18:00 ~ 18:30 Transversals to the convex hulls of $k$-sets
Luis Montejano - National University of Mexico, Juriquyilla, Mexico
18:30 ~ 19:00 The Li-Yau inequality and the geometry of graphs
Paul Horn - University of Denver, United States
Dec12 14:35 ~ 15:25 Homomorphisms, Ramsey Theory and Limits
Jaroslav Nešetřil - Charles University, Czech Republic
16:00 ~ 16:30 On the Number of Perfect Matchings in Graphs
Marcelo Carvalho - Universidade Federal de Mato Grosso do Sul, Brasil
17:00 ~ 17:30 Forbidden induced subgraph characterizations of subclasses and variations of perfect graphs
Guillermo Durán - University of Buenos Aires, Argentina
17:30 ~ 18:00 Characterizing and Recognizing Normal Helly Circular-Arc Graphs
Luciano Grippo - Instituto de Ciencias, Universidad Nacional de General Sarmiento, Argentina
18:00 ~ 18:30 Algorithms and complexity of graph convexity problems
Vinícius dos Santos - Centro Federal de Educação Tecnológica de Minas Gerais, Brazil
Dec13 14:30 ~ 15:00 On the applications of counting independent sets in hypergraphs
Jozsef Balogh - UIUC, USA
15:00 ~ 15:30 An Erdős-Lovász-Spencer Theorem for permutations and its consequences for parameter testing
Carlos Hoppen - Universidade Federal do Rio Grande do Sul, Brazil
15:30 ~ 16:00 Constructing covering arrays from $m$-sequences
Daniel Panario - Carleton University, Canada
16:00 ~ 16:30 A unified approach to linear probing hashing
Alfredo Viola - Universidad de la República, Uruguay
17:05 ~ 17:55 Extremal combinatorics in random discrete structures
Mathias Schacht - Universität Hamburg, Germany
18:05 ~ 18:55 Towards a Broader View of Theory of Computing -- Part 2
Narendra Karmarkar - Indian Institute of Technology, Bombay, India

Posters

Covering edge multicolorings of complete graphs with monochromatic connected components
Sebastián Bustamante, Universidad de Chile, Chile
Alignments of a Pair of Graphs
Cesim Erten, Kaidr Has University, Turkey
Characterizations of ($k$)-interval graphs
Florencia Fernández Slezak, Instituto de Cálculo, Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, Argentina
Local EPT graphs on bounded degree trees
María Pía Mazzoleni, Universidad Nacional de La Plata, CONICET, Argentina
Methods for reliability analysis of diameter constrained networks
Denis Migov, Institute of Computational Mathematics and Mathematical Geophysics of SB RAS, Russia
Counting $k$-uniform linear hypergraphs in sparse pseudorandom hypergraphs
Guilherme Oliveira Mota, USP - University of São Paulo, Brazil
Stability and Ramsey numbers for cycles and wheels
Nicolás Sanhueza, Universidad de Chile, Chile
Linear-time algorithms for neighborhood covering and independence on two superclasses of cographs
Xavier Sebastián Warnes, Universidad de Buenos Aires, Argentina

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Workshop A5 - Multiresolution and Adaptivity in Numerical PDEs

Organizers: Annalisa Buffa (IMATI, Italy) - Angela Kunoth (University of Cologne, Germany) - Pedro Morín (Universidad Nacional del Litoral, Argentina)

Workshop website

Talks

Dec11 14:30 ~ 15:10 A posteriori error estimation and adaptivity in the maximum norm
Alan Demlow - Texas A&M University, USA
15:35 ~ 16:25 Weak convergence analysis for stochastic evolution PDEs
Stig Larsson - Chalmers University of Technology and University of Gothenburg, Sweden
17:00 ~ 17:20 Existence of $p$-Moments for the Weak Space-Time Heat Equation with Random Coefficients and Stability of its Petrov-Galerkin Discretization
Christian Mollet - University of Cologne, Germany
17:30 ~ 17:50 Regularity of boundary integral equations in Besov-type spaces based on wavelet expansions
Markus Weimar - Philipps-University Marburg, Germany
Dec12 14:30 ~ 15:10 Near-Best hp-Adaptive Approximation
Peter Binev - University of South Carolina, United States
15:30 ~ 16:10 convergence and optimality of adaptive boundary element methods
Jens Markus Melenk - Vienna University of Technology, Austria
17:05 ~ 17:55 Adaptive low-rank tensor approximation for high dimensional operator equations
Wolfgang Dahmen - RWTH Aachen, Germany
18:00 ~ 18:40 Polynomial-degree-robust a posteriori estimates in a unified setting
Martin Vohralik - INRIA Paris-Rocquencrourt, France
Dec13 14:30 ~ 15:10 Adaptive Wavelet Boundary Element Methods
Helmut Harbrecht - University of Basel, Switzerland
15:30 ~ 16:10 A convergent adaptive scheme for hierarchical isogeometric methods
Carlotta Giannelli - INdAM c/o University of Florence, Italy
17:00 ~ 17:40 Adaptive methods for nonlinear problems: PDEs and Multiscale Modelling
Charalambos Makridakis - University of Sussex, UK
17:50 ~ 18:30 Instance optimality of the maximum strategy
Lars Diening - University of Munich (LMU), Germany

Posters

A posteriori error estimates for elliptic problems with Dirac measure terms in weighted spaces
Juan Pablo Agnelli, Universidad Nacional de Córdoba and CIEM-CONICET, Argentina
MINIMAL SURFACE APPROXIMATION USING ISOGEOMETRIC METHODS
Aníbal Leonardo Chicco Ruiz, UNL - IMAL - CONICET, Argentina
Quaternion Vortex Methods
Leonardo Traversoni, Uruguay Foreign Ministry, Uruguay

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Workshop A6 - Real Number Complexity

Organizers: Saugata Basu (Purdue University, USA) - Carlos Beltrán (University of Cantabria, Spain) - Felipe Cucker (City University of Hong Kong, China)

Workshop website

Talks

Dec11 14:30 ~ 15:00 Some Results on the Complexity of the Eigenvalue Problem
Diego Armentano - Universidad de La República, Uruguay
15:00 ~ 15:30 On sparse polynomial solving
Gregorio Malajovich - Universidade Federal do Rio de Janeiro, Brasil
15:35 ~ 16:25 Variational analysis in the light of semi-algebraic geometry
Aris Daniilidis - Universidad de Chile, Chile
17:30 ~ 18:00 Elementary recursive degree bounds for Positivstellensatz, Hilbert 17th problem and Real Nullstellensatz (part I)
Daniel Perrucci - Universidad de Buenos Aires, Argentina
18:00 ~ 18:30 Elementary recursive degree bounds for Positivstellensatz, Hilbert 17th problem and Real Nullstellensatz (part II)
Marie-Françoise Roy - Université de Rennes 1, France
18:30 ~ 19:00 Towards a Broader View of Theory of Computing -- Part 1
Narendra Karmarkar - Indian Institute of Technology, Bombay, India
Dec12 14:30 ~ 15:00 De Rham Cohomology and Ordinary Differential Equations
Peter Scheiblechner - Lucerne University of Applied Sciences and Arts, Switzerland
15:00 ~ 15:30 Can everything be computed? - On the Solvability Complexity Index and Towers of Algorithms
Anders Hansen - University of Cambridge, United Kingdom
15:35 ~ 16:25 Probabilistically Checkable Proofs over the Reals
Klaus Meer - Brandenburg Technical University Cottbus - Senftenberg, Germany
17:00 ~ 17:30 Geometric Complexity Theory, Tensor Rank, and Representation Theory
Christian Ikenmeyer - Texas A&M University, USA
17:30 ~ 18:00 On the intersection of a sparse curve and a low-degree curve: A polynomial version of the lost theorem
Pascal Koiran - Ecole Normale Supérieure de Lyon, France
18:00 ~ 18:30 A polynomial homotopy random walk
Anton Leykin - Georgia Tech, USA
Dec13 14:30 ~ 15:00 Universal components of random algebraic sets
Damien Gayet - Institut Fourier, Grenoble 1, France
15:00 ~ 15:30 On the number of zeros of $E$-polynomials
Gabriela Jeronimo - Universidad de Buenos Aires - CONICET, Argentina
15:30 ~ 16:00 Quiz Games: A Model for Information Hiding
Luis M. Pardo - University of Cantabria, Spain
16:00 ~ 16:30 Counting the number of components of random real hypersurfaces
Antonio Lerario - Institut Camille Jordan, Lyon, France
17:00 ~ 17:30 On the computation of roadmaps of real algebraic sets
Eric Schost - Western University, Canada
17:30 ~ 18:00 The Betti numbers of an intersection of random quadrics
Erik Lundberg - Florida Atlantic University, USA

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Workshop B1 - Approximation Theory

Organizers: Nira Dyn (Tel-Aviv University, Israel) - Tom Lyche (University of Oslo, Norway) - Holger Wendland (University of Oxford, USA)

Workshop website

Talks

Dec15 14:35 ~ 15:25 Greedy approximation of a solution manifold
Wolfgang Dahmen - RWTH Aachen, Germany
15:30 ~ 15:55 Approximation of freeform surfaces with polyhedral patterns
Helmut Pottmann - KAUST, Saudi Arabia, and TU Wien, Austria
16:00 ~ 16:25 Convolution operations in curve and surface modeling
Thomas Grandine - Boeing Computer Services, USA
17:05 ~ 17:55 Linear Differential Operators on Spline Spaces and Spline Vector Fields
Tatyana Sorokina - Towson University, USA
18:00 ~ 18:25 Algebraic tools for the study of spline spaces
Nelly Villamizar - RICAM, Austria
Dec16 14:35 ~ 15:25 Wavelet decompositions of Random Forests
Shai Dekel - GE Global Research & Tel-Aviv University, Israel
15:30 ~ 15:55 Tree Algorithms for Classification
Peter Binev - University of South Carolina , USA
16:00 ~ 16:25 Using Semidefinite Programming in Approximation Theory
Simon Foucart - University of Georgia, USA
17:05 ~ 17:55 Weighted D-T moduli revisited and applied
Dany Leviatan - Tel Aviv University, Israel
18:00 ~ 18:25 Estimating the $n$-width of solution manifolds of parametric PDE's
Albert Cohen - Université Paris VI, France
Dec17 14:35 ~ 15:25 Stable reconstruction from Fourier samples
Alexei Shadrin - University of Cambridge, UK
15:35 ~ 16:25 $\alpha$-Molecules: Wavelets, Shearlets, and beyond
Gitta Kutyniok - Technische Universität Berlin), Germany
17:05 ~ 17:55 Recent progress on boundary effects in kernel approximation
Thomas Hangelbroek - University of Hawai, USA
18:00 ~ 18:25 Series kernels for high dimensional reconstruction problems
Christian Rieger - University of Bonn, Germany

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Workshop B2 - Computational Topology and Geometry

Organizers: Herbert Edelsbrunner (Duke University, USA) - Joel Hass (University of California at Davis, USA) - Alex Nabutovsky (University of Toronto, Canada)

Workshop website

Talks

Dec15 14:35 ~ 15:25 Measuring the geometric similarities of genus-zero surfaces
Patrice Koehl - University of California, Davis, USA
15:30 ~ 15:55 Induced Matchings of Barcodes and the Algebraic Stability of Persistence
Ulrich Bauer - TU München, Germany
17:00 ~ 17:25 Configuration spaces of hard disks in an infinite strip
Matthew Kahle - Ohio State University, United States
17:30 ~ 17:55 Random 3-manifolds
Joseph Maher - College of Staten Island, CUNY, USA
18:00 ~ 18:25 Variations on Topological Complexity
Hellen Colman - Wright College, Chicago, USA
Dec16 14:30 ~ 14:55 Distributed Computation of Persistent Homology using the Blowup Complex
Dmitriy Morozov - Lawrence Berkeley National Laboratory, USA
15:00 ~ 15:25 Algebraic Morse-Forman-Conley theory
Marian Mrozek - Jagiellonian University, Poland
15:30 ~ 15:55 Persistent Objects
Amit Patel - Institute for Advanced Study, USA
16:00 ~ 16:25 Beyond Convexity: New Perspectives in Computational Optimization
Narenda Karmarkar - , India
17:00 ~ 17:50 Topology and Geometry of Amorphous Structures
Yasuaki Hiraoka - Kyushu University, Japan
18:00 ~ 18:25 The Classification of Homotopy Classes of Bounded Curvature Paths
José Ayala - UNAP, Chile
Dec17 15:30 ~ 15:55 Inducing a map on homology from a correspondence
Paweł Pilarczyk - IST Austria, Austria
16:00 ~ 16:25 Practical efficiency of persistent homology computations
Hubert Wagner - IST Austria, Austria
17:00 ~ 17:25 Embeddings of Simplicial Complexes $- $ Algorithms $\&$ Combinatorics
Uli Wagner - IST Austria, Austria
17:30 ~ 17:55 Parameterised complexity in 3-manifold topology
Benjamin Burton - The University of Queensland, Australia

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Workshop B3 - Continuous Optimization

Organizers: Coralia Cartis (University of Edinburgh, UK) - Pablo Parrillo (MIT, USA) - Javier Peña (Carnegie Mellon University, USA)

Workshop website

Talks

Dec15 14:30 ~ 15:00 Randomized Methods for Zeroth-Order Optimization
Alexander Rakhlin - University of Pennsylvania, USA
15:00 ~ 15:30 A Trust Region Algorithm with a Worst-Case Global Function Evaluation Complexity of ${\cal O}(\epsilon^{-3/2})$ for Nonconvex Smooth Optimization
Frank E. Curtis - Lehigh University, United States
15:35 ~ 16:25 Classical unconstrained optimization based on "occasionally accurate" random models
Katya Scheinberg - Lehigh University, USA
17:00 ~ 17:30 Lipschitzean Piecewise Smooth Minimization (LiPSMin)
Andreas Griewank - Humboldt University, Germany
17:30 ~ 18:00 Geodesic distance maximization via convex optimization
Maryam Fazel - University of Washington, USA
18:00 ~ 18:30 Relative Entropy Relaxations for Signomial Optimization
Venkat Chandrasekaran - California Institute of Technology, United States of America
Dec16 14:35 ~ 15:25 Analysis and Design of Optimization Algorithms via Integral Quadratic Constraints
Benjamin Recht - University of California, Berkeley, USA
15:30 ~ 16:00 On the graphical derivative of solution maps to parameterized equilibria with conic constraints
Héctor Ramírez - Universidad de Chile, Chile
16:00 ~ 16:30 Integral Geometry and Phase Transitions in Conic Optimization
Martin Lotz - The University of Manchester, United Kingdom
17:00 ~ 17:30 Communication-Efficient Distributed Dual Coordinate Ascent
Martin Takac - Lehigh University, USA
17:30 ~ 18:00 Stochastic Dual Coordinate Ascent with Arbitrary Sampling of Coordinates
Peter Richtarik - University of Edinburgh, United Kingdom
18:00 ~ 18:30 A short proof of infeasibility and generating all infeasible semidefinite programs
Gabor Pataki - University of North Carolina at Chapel Hill, USA
Dec17 14:30 ~ 15:00 Projection: A Unified Approach to Semi-Infinite Linear Programs with applications to Convex Optimization
Amitabh Basu - Johns Hopkins University, United States of America
15:00 ~ 15:30 Toward a Broader View of Theory of Computing -- Part 3
Narendra Karmarkar - Indian Institute of Technology, Bombay, India
15:30 ~ 16:00 A New Primal-Dual Predictor-Corrector Interior-Point Method
Daniel Robinson - Johns Hopkins University, USA
16:00 ~ 16:30 Gordon's Inequality and condition numbers in conic optimization
Dennis Amelunxen - City University of Hong Kong, SAR of China
17:00 ~ 17:30 Stable polynomials, matroids, and sums of squares
Cynthia Vinzant - North Carolina State University, United States
17:30 ~ 18:00 A certificate for non-negativity of polynomials over unbounded sets
Juan C Vera - Tilburg University, Netherlands
18:00 ~ 18:30 Nonnegative polynomials and sums of squares on real projective varieties
Mauricio Velasco - Universidad de los Andes, Colombia

Posters

Nearest Neighbors Methods for Support Vector Machines
Sergio Camelo Gómez, Universidad de los Andes, Colombia
Compressed Sensing of Data with Known Distribution
Mateo Díaz, Universidad de los Andes, Colombia
Semi Stochastic Gradient Descent
Jakub Konečný, University of Edinburgh,

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Workshop B4 - Geometric Integration and Computational Mechanics

Organizers: Elena Celledoni (Norwegian University of Science and Technology, Norway) - Marlis Hochbruck (Karlsruhe Institute of Technology, Germany) - David Martin de Diego (ICMAT, Spain)

Workshop website

Talks

Dec15 14:30 ~ 14:55 Post-Lie algebras in differential geometry and applications
Hans Munthe-Kaas - University of Bergen, Norway
15:00 ~ 15:25 The Butcher group is a Lie group
Geir Bogfjellmo - Norwegian University of Science and Technology, Norway
15:30 ~ 15:55 Discrete inequalities for central-difference type operators
Takayasu Matsuo - University of Tokyo, Japan
17:05 ~ 17:55 Symplectic Runge-Kutta methods for nonsymplectic problems
JM Sanz-Serna - Universidad Carlos III de Madrid, Spain
18:00 ~ 18:25 Algebra and structure-preserving integrators
Charles H. Curry - Norwegian University of Science and Technology, Norway
Dec16 14:30 ~ 14:55 The exact discrete Lagrangian function on the Lie algebroid of a Lie groupoid
Juan Carlos Marrero - University of La Laguna, Spain
15:00 ~ 15:25 Reduction by stages of discrete mechanical systems: a discrete Lagrange-Poincare approach
Javier Fernandez - Instituto Balseiro, Argentina
15:35 ~ 16:25 Geometric Numerical Integration and Computational Geometric Mechanics
Melvin Leok - University of California, San Diego, USA
17:00 ~ 17:25 Solvability of Geometric Integrators for Multi-body Systems
Marin Kobilarov - Johns Hopkins University, USA
17:30 ~ 17:55 Structure preserving integration of hybrid dynamical systems and optimal control
Sigrid Leyendecker - Chair of Applied Dynamics, University of Erlangen-Nuremberg, Germany
18:00 ~ 18:25 Higher order variational integrators in the optimal control of mechanical systems
Sina Ober-Blöbaum - Freie Universität Berlin, University of Paderborn (on leave), Germany
Dec17 14:30 ~ 14:55 Geometric Integration for High Fidelity Visual Computing Applications
Dominik L. Michels - Stanford University, CS Dept., USA
15:00 ~ 15:25 On a problem in quantum control with unknown initial conditions
Antonella Zanna - University of Bergen, Norway
15:30 ~ 15:55 Simulation of Wind Instruments and a Geometric Invariance of the Discrete Gradient Method
Takaharu Yaguchi - Kobe University, Japan
17:00 ~ 17:25 Energy preservation for moving mesh PDEs
Brynjulf Owren - Norwegian University of Science and Technology, Norway
17:30 ~ 17:55 Geometric data assimilation: a thermostat-based particle filter
Jason Frank - Utrecht University, Netherlands
18:00 ~ 18:25 Collocation method for solving singular ODEs and higher index DAEs
Ewa B. Weinmüller - Vienna University of Technology, Austria
18:30 ~ 18:55 Modified trigonometric integrators
Ari Stern - Washington University in St. Louis, EEUU

Posters

Some results on invariant measures of reduced discrete mechanical systems
Nicolás Borda, Depto. de Matemática (FCE), Universidad Nacional de La Plata - CONICET, Argentina

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Workshop B5 - Information Based Complexity

Organizers: Stefan Heinrich (University of Kaiserslautern, Germany) - Aicke Hinrichs (Friedrich Schiller University Jena, Germany)

Workshop website

Talks

Dec15 14:30 ~ 15:00 The ANOVA decomposition of a non-smooth function of an infinite number of variables
Ian Sloan - University of New South Wales, Australia
15:00 ~ 15:30 On equivalence of anchored and ANOVA spaces of multivariate functions
Mario Hefter - University of Kaiserslautern, USA
15:30 ~ 16:00 $L_p$-spaces in the anchored and ANOVA setting
Aicke Hinrichs - Johannes Kepler University Linz, Austria
16:00 ~ 16:30 Integration w.r.t. the Standard Gaussian Measure on the Sequence Space
Mario Hefter - TU Kaiserslautern, Germany
17:00 ~ 17:30 Tractability of the Approximation of High-Dimensional Rank One Tensors
Erich Novak - Jena University , Germany
17:30 ~ 18:00 On the complexity of scalar first order PDEs
Stefan Heinrich - University of Kaiserslautern, Germany
18:00 ~ 18:30 Tractability of approximation of ridge functions
Jan Vybiral - Department of Mathematical Analysis, Charles University, Prague, Czech Republic
18:30 ~ 19:00 Automatic bounding of cross--derivatives
Hernan E. Leovey - Humboldt University of Berlin, Germany
Dec16 14:35 ~ 15:25 Numerical Integration
Josef Dick - The University of New South Wales, Australia
15:30 ~ 16:00 The weighted star discrepancy of Korobov's $p$-sets
Friedrich Pillichshammer - Johannes Kepler University Linz, Austria
16:00 ~ 16:30 Numerical integration of functions with mixed smoothness
Mario Ullrich - Friedrich Schiller University Jena, Germany
17:00 ~ 17:30 Preasymptotic estimates for approximation of multivariate Sobolev functions
Thomas Kühn - Universität Leipzig, Germany
17:30 ~ 18:00 Optimal Approximation of Sobolev Functions in the $L_2$ and in the Supremum Norm
Winfried Sickel - Friedrich-Schiller-University Jena , Germany
18:00 ~ 18:30 BMO and exponential Orlicz space estimate of the discrepancy function in arbitrary dimension
Lev Markhasin - University of Stuttgart, Germany
Dec17 14:30 ~ 15:00 Tractability of Analytic Multivariate Problems
Henryk Woźniakowski - Columbia University, University of Warsaw, USA, Poland
15:00 ~ 15:30 High-dimensional algorithms in weighted Hermite spaces of analytic functions
Peter Kritzer - Johannes Kepler University Linz, Austria
15:30 ~ 16:00 A refined classification of problems with (sub)exponential information complexity
Markus Weimar - Philipps-University Marburg, Germany
16:00 ~ 16:30 Linear Tensor Product Problems and New Notions of Tractability
Pawel Siedlecki - University of Warsaw, Poland
17:05 ~ 17:55 Integration problems with a large or infinite number of variables
Michael Gnewuch - Christian Albrechts University Kiel, Germany
18:00 ~ 18:30 Approximation of piecewise Hölder classes from inexact information
Leszek Plaskota - University of Warsaw, Poland
18:30 ~ 19:00 Detecting singularities of piecewise smooth functions
Paweł Morkisz - AGH University of Science and Technology, Kraków, Poland

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Workshop B6 - Random Matrices

Organizers: Alan Edelman (MIT, USA) - Raj Rao (University of Michigan, USA)

Workshop website

Talks

Dec15 14:30 ~ 14:55 Asymptotic Degrees of Freedom for Combining Regression with Factor Analysis
Patrick Perry - New York University, USA
15:00 ~ 15:25 Deformed smallest singular value laws
Brian Rider - Temple University, US
15:35 ~ 16:25 Random Matrices and the Melting Polar Ice Caps
Kenneth M. Golden - Department of Mathematics, University of Utah, USA
17:05 ~ 17:30 Hypergeometric Functions of Matrix Arguments and Linear Statistics of Multi-Spiked Hermitian Matrix Models
Matthew McKay - Hong Kong University of Science and Technology, Hong Kong
17:30 ~ 17:55 Large Complex Correlated Wishart Matrices: Fluctuations and Asymptotic Independence at the Edges
Jamal Najim - CNRS and Université Paris Est, France
Dec16 14:30 ~ 14:55 Dysonian dynamics of the Ginibre ensemble
Maciej Nowak - Jagiellonian University, Poland
15:00 ~ 15:25 Finite N corrections to the Tracy-Widom distribution at the hard edge of the Laguerre-Wishart ensemble of complex random matrices
Grégory Schehr - University of Orsay-Paris Sud, France
15:35 ~ 16:25 Non-backtracking spectrum of random graphs
Charles Bordenave - University of Toulouse & CNRS, France
17:00 ~ 17:25 A Rice method proof of the NSP property for a Random matrix
Jean-Marc Azais - Université de Toulouse, France
Dec17 14:30 ~ 14:55 Sampling unitary ensembles
Sheehan Olver - The University of Sydney, Australia
15:00 ~ 15:25 Gap probabilities and applications to geometry and random topology
Antonio Lerario - Institut Camille Jordan, Lyon, France
15:30 ~ 15:55 Random Matrix Laws and Jacobi Operators
Alan Edelman - MIT, USA
16:00 ~ 16:25 New applications of random matrices
Raj Rao Nadakuditi - University of Michigan, USA
17:05 ~ 17:55 New Formulae Relating Finite GOE and LUE --- from Numerical Experiments to Proofs
Folkmar Bornemann - TU München, Germany

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Workshop B7 - Symbolic Analysis

Organizers: Evelyne Hubert (INRIA Méditerranée, France) - Peter Paule (Johanes Kepler University Linz, Austria) - Enrique Reyes (University of Santiago, Chile)

Workshop website

Talks

Dec15 14:30 ~ 14:55 A decision method for integrability of partial differential algebraic Pfaffian systems.
Lisi D'Alfonso - Universidad de Buenos Aires, Argentina
15:00 ~ 15:25 Higher order integrable Lagrangians
Rafael Hernández Heredero - Universidad Politécnica de Madrid, Spain
15:30 ~ 15:55 Symmetry classification of curvature evolutions
Peter H van der Kamp - La Trobe University, Australia
16:00 ~ 16:25 Configuration and differential invariants
David Blazquez-Sanz - Universidad Nacional de Colombia - Medellín, Colombia
17:05 ~ 17:55 Discrete moving frames with applications
Elizabeth Mansfield - University of Kent, United Kingdom
18:00 ~ 18:25 Nonlocal symmetries and formal integrability
Enrique G. Reyes - Universidad de Santiago de Chile, Chile
Dec16 14:30 ~ 14:55 Fast algorithms for the $p$-curvature of differential operators
Alin Bostan - INRIA, France
15:00 ~ 15:25 Computations with Nested Integrals in Particle Physics
Clemens Raab - DESY, Germany
15:35 ~ 16:25 Equivalence and Invariants: an Overview
Peter Olver - University of Minnesota, USA
17:00 ~ 17:25 $q$-shift operators in knot theory
Christoph Koutschan - RICAM, Austrian Academy of Sciences, Austria
18:00 ~ 18:25 Combinatorics, Number Theory, and Symbolic Analysis
Peter Paule - RISC, Johannes Kepler University, Austria
Dec17 14:35 ~ 15:25 Multiple binomial sums
Bruno Salvy - INRIA, France
15:30 ~ 15:55 Desingularization of Ore Operators
Manuel Kauers - Johannes Kepler University, Linz, Austria
16:00 ~ 16:25 Computing the parameterized differential Galois group of a second-order linear differential equation with parameters
Carlos E. Arreche - North Carolina State University, USA
17:00 ~ 17:25 Algebraic bivariate hypergeometric Laurent series
Alicia Dickenstein - Universidad de Buenos Aires, Argentina
17:30 ~ 17:55 Invariants of Finite Abelian Groups and their use in Symmetry Reduction of Dynamical Systems
George Labahn - University of Waterloo, Canada
18:00 ~ 18:25 Section, Invariants and Symmetrization
Evelyne Hubert - INRIA Méditerranée, France

Posters

Computing periods of rational integrals
Pierre Lairez, TU Berlin, Germany

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Workshop C1 - Computational Algebraic Geometry

Organizers: Carlos D’Andrea (University of Barcelona, Spain) - Gregory Smith (Queen’s University, Canada) - Agnes Szanto (North Carolina State University, USA)

Workshop website

Talks

Dec18 14:35 ~ 15:25 Cactus varieties of cubic forms
Kristian Ranestad - University of Oslo, Norway
15:30 ~ 15:50 An algebraic approach to phase retrieval
Cynthia Vinzant - North Carolina State University, USA
16:00 ~ 16:20 Cellular Binomial Ideals
Laura Matusevich - Texas A&M University, USA
17:00 ~ 17:20 Applications of computational algebraic geometry to vacuum moduli spaces of supersymmetric models in physics
Michael Stillman - Cornell University, USA
17:30 ~ 17:50 Effective computations on Grassmann, Flag, and Stiefel varieties with applications
Chris Peterson - Colorado State University, USA
18:00 ~ 18:20 Generalized barycentric coordinates and algebraic geometry
Hal Schenck - University of Illinois, USA
18:30 ~ 18:50 Plethysm and lattice point counting
Thomas Kahle - Otto-von-Guericke Universität Magdeburg, Germany
Dec19 14:30 ~ 14:50 Partitioning on varieties and point-hypersurface incidences
Martin Sombra - ICREA and University of Barcelona, Spain
15:00 ~ 15:20 Schubert varieties and distances between subspaces of different dimensions
Lek-Heng Lim - University of Chicago, USA
15:30 ~ 15:50 Algorithmic and Geometric Aspects of Sparse Decomposition
Bernard Mourrain - Inria, France
16:00 ~ 16:20 A numerical algorithm for zero counting
Teresa Krick - Universidad de Buenos Aires & CONICET, Argentina
17:00 ~ 17:20 Probabilistic method for toric ideals
Sonja Petrovic - Illinois Institute of Technology, USA
17:30 ~ 17:50 Dual toric codes and polytopes of degree one
Mauricio Velasco - Universidad de los Andes, Colombia
18:00 ~ 18:20 Computing global vector fields on varieties with torus actions
Nathan Ilten - Simon Fraser University, Canada
Dec20 14:30 ~ 14:50 The Maximum Likelihood Threshold of a Graph
Seth Sullivant - North Carolina State University, USA
15:00 ~ 15:20 Computing tropical curves via homotopy continuation
Josephine Yu - Georgia Tech, United States of America
15:35 ~ 16:25 From chemical reaction networks to Descartes' rule of signs
Alicia Dickenstein - Universidad de Buenos Aires, Argentina
17:00 ~ 17:20 Newton homotopies and certification
Jonathan Hauenstein - University of Notre Dame, USA
17:30 ~ 17:50 Computing with noncommutative algebras in Macaulay2
Frank Moore - Wake Forest University, USA
18:00 ~ 18:20 Degree Bounds in Rational Sums of Squares Representations on Curves
Greg Blekherman - Georgia Tech, USA

Posters

Cox rings of some big rational surfaces
JOSE DARIO BASTIDAS OLAYA, UNIVERSIDAD DE LOS ANDES, COLOMBIA
Sampling Zeros, Model Zeros, and Maximum Likelihood Degrees
Elizabeth Gross, San Jose State University, USA
Algebraic geometry of tree tensor network states
Sara Jamshidi, Pennsylvania State University, USA
Multiplicities of Classical Varieties
Jack Jeffries, University of Utah, United States

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Workshop C2 - Foundation of Numerical PDE's

Organizers: Ricardo Durán (University of Buenos Aires, Argentina) - Shi Jin (University of Wisconsin, USA) - Ricardo Nochetto (University of Maryland, )

Workshop website

Talks

Dec18 14:30 ~ 15:05 Numerical approximation of the time-harmonic Maxwell system using H1-conforming finite elements
Andrea Bonito - Texas A&M University , USA
15:10 ~ 15:45 Scattering of transient waves by penetrable obstacles
Francisco-Javier Sayas - University of Delaware, USA
15:50 ~ 16:25 A posteriori error estimators for weighted norms. Adaptivity for point sources and local errors
Pedro Morin - Instituto de Matemática Aplicada del Litoral, Universidad Nacional del Litoral, Argentina
17:05 ~ 17:55 Finite element spectral approximation of the curl operator in multiply connected domains
Rodolfo Rodriguez - Departamento de Ingenieria Matematica, Universidad de Concepcion, Chile
Dec19 14:30 ~ 15:05 Stability of an upwind Petrov-Galerkin discretization of convection diffusion equations
Snorre Harald Christiansen - Center of Mathematics for Applications at University of Oslo, Norway
15:10 ~ 15:45 Norms in the analysis of the DPG method with optimal test functions
Norbert Heuer - Pontificia Universidad Catolica de Chile, Chile
15:50 ~ 16:25 Numerical analysis of electrorheological fluids
Lars Diening - LMU Munich, Institute of Mathematics, Theresienstr. 39, 80333 Munich, Germany
17:05 ~ 17:55 The f-wave propagation algorithm for hyperbolic PDEs
Randall J. LeVeque - Applied Mathematics Department University of Washington, USA
Dec20 14:30 ~ 15:05 Quadrilateral $Q_k$ elements and the regular decomposition property
Gabriel Acosta - University of Buenos Aires, Argentina
15:10 ~ 15:45 Multi-dimensional polynomial interpolation on arbitrary nodes
Dongbin Xiu - University of Utah, USA
15:50 ~ 16:25 Asymptotic-preserving and well-balanced uncertainty quantification for kinetic and hyperbolic equations
Shi Jin - University of Wisconsin-Madison, USA

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Workshop C3 - Learning Theory

Organizers: Tomaso Poggio (MIT, USA) - Lorenzo Rosasco (MIT, USA)

Workshop website

Talks

Dec18 14:30 ~ 15:00 A Tale of Three Regression Problems
Alexander Rakhlin - University of Pennsylvania, USA
15:00 ~ 15:30 Stochastic proximal methods for online learning
Silvia Villa - Istituto Italiano di Tecnologia, Italia
15:35 ~ 16:25 Efficient minimax strategies for online prediction
Peter Bartlett - UC Berkeley and Queensland University of Technology, USA
17:00 ~ 17:30 Simultaneous Model Selection and Learning through Parameter-free Stochastic Gradient Descent
Francesco Orabona - Yahoo! Labs NY, USA
17:30 ~ 18:00 Trivial Pursuit: A Shallow Learning Retrospective
Benjamin Recht - University of California, Berkeley, USA
18:00 ~ 18:30 The Wasserstein Barycenter Problem: Formulation, Computation and Applications
Marco Cuturi - Kyoto University, Japan
Dec19 14:30 ~ 15:00 Learning a Hidden Basis through Imperfect Measurements: Why and How
Misha Belkin - Ohio State University, USA
15:00 ~ 15:30 Tensor decomposition, convex optimization, and multitask learning
Ryota Tomioka - Toyota Technological Institute at Chicago, USA
15:30 ~ 16:00 Democratic Learning: Learning to Represent Data for Everybody
Guillermo Sapiro - Duke University, USA
16:00 ~ 16:30 Stability and statistical properties of topological information inferred from data
Frederic Chazal - INRIA Saclay, France
17:00 ~ 17:30 Algebraic Combinatorial Single-Entry Low-Rank Matrix Completion
Franz Kiraly - University College London, UK
17:30 ~ 18:00 Neurally Plausible Algorithms Find Globally Optimal Sparse Codes
Ankur Moitra - Massachusetts Institute of Technology, USA
Dec20 14:35 ~ 15:25 Kernel-based learning methods
Ingo Steinwart - University of Stuttgart, Germany
15:30 ~ 16:00 Sparse Estimation with Strongly Correlated Variables
Robert Nowak - University of Wisconsin-Madison, USA
16:00 ~ 16:30 Learning Theory and Adaptive Partitioning in High Dimensions
Peter Binev - University of South Carolina, USA
17:30 ~ 18:00 Iterative Regularization for Computational Learning
Lorenzo Rosasco - Universita' di Genova , Italy

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Workshop C4 - Numerical Linear Algebra

Organizers: Daniel Kressner (EPFL, Switzerland) - Olga Holtz (University of California at Berkeley, USA) - Alan Edelman (MIT, USA)

Talks

Dec18 14:35 ~ 15:25 A practical framework for infinite-dimensional linear algebra
Sheehan Olver - The University of Sydney, Australia
15:30 ~ 16:00 Applications of the GSVD
Yuyang Wang - Amazon, USA
16:00 ~ 16:30 Julia: A Fresh Approach to Technical Computing
Alan Edelman - MIT, USA
17:05 ~ 17:55 Factoring arbitrary matrices into products of structured matrices
Lek-Heng Lim - University of Chicago, USA
18:00 ~ 18:30 Applications of the Cauchon Algorithm
Juergen Garloff - HTWG Konstanz, Gemany
Dec19 14:30 ~ 15:00 Complexity of homotopy methods for the eigenvalue problem I
Felipe Cucker - City University of Hong Kong, Hong Kong
15:05 ~ 15:55 Complexity of homotopy methods for the eigenvalue problem II
Diego Armentano - Universidad de la República, Uruguay
16:00 ~ 16:30 Low-rank tensor completion by Riemannian optimization
Daniel Kressner - EPFL, Switzerland
17:05 ~ 17:55 On low-rank approximability of solutions to Kronecker-structured operator equations
André Uschmajew - University of Bonn, Germany
18:00 ~ 18:30 Approximation with cross-kernel matrices, and Ideal PCA
Franz Király - University College London, United Kingdom

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Workshop C5 - Special Functions and Orthogonal Polynomials

Organizers: Peter Clarkson (University of Kent, UK) - Kerstin Jordaan (University of Pretoria, South Africa) - Francisco (Paco) Marcellán (University Carlos III of Madrid, Spain)

Workshop website

Talks

Dec18 14:30 ~ 15:00 Extending Askey tableau by the inclusion of Krall and exceptional polynomials
Antonio J. Durán - Universidad de Sevilla, Spain
15:00 ~ 15:30 Orthogonal and para-orthogonal polynomials on the unit circle
A. Sri Ranga - UNESP - Universidade Etadual Paulista, Brazil
15:30 ~ 16:00 On orthogonal polynomials associated with perturbations of Hankel matrices
Luis E. Garza - Universidad de Colima, México
16:00 ~ 16:30 Kissing polynomials
Arieh Iserles - University of Cambridge, United Kingdom
17:00 ~ 17:30 Orthogonal polynomials and integral transforms
Ana F. Loureiro - University of Kent, U.K.
17:30 ~ 18:00 Explicit formulas for OPUC and para-orthogonal polynomials for measures which are modifications of Lebesque measure
Cleonice Bracciali - UNESP - Universidade Estadual Paulista, Brazil
18:00 ~ 18:30 Spectral Orthogonal Polynomals and Differential Galois Theory
Primitivo Acosta-Humánez - Universidad del Atlántico, Colombia
Dec19 14:30 ~ 15:20 Semi-classical orthogonal polynomials and the Painlev\'e equations
Peter Clarkson - University of Kent, UK
15:30 ~ 16:00 Bispectrality, the Darboux process and time-band limiting
Mirta María Castro Smirnova - University of Seville, Spain
16:00 ~ 16:30 Orthogonal Rational Functions and non-stationary stochastic processes
Laurent Baratchart - INRIA Sophia-Antipolis, France
17:00 ~ 17:30 Multiple orthogonal polynomials associated with an exponential cubic weight
Walter Van Assche - KU Leuven, Belgium
17:30 ~ 18:00 Quadratic Algebras of Orthogonal Polynomials
Sarah Post - University of Hawaii, USA
18:00 ~ 18:30 $G$-function of Meijer and generalized hypergeometric function: interplay of new facts
Dmitrii Karp - Far Eastern Federal University, Russian Federation
Dec20 14:30 ~ 15:00 Applications of infinite matrices in the theories of orthogonal polynomials and operational calculus
Luis Verde-Star - Universidad Autonoma Metropolitana, Mexico
15:00 ~ 15:30 Branching formula for Macdonald-Koornwinder polynomials
Jan Felipe van Diejen - Universidad de Talca, Chile
15:30 ~ 16:00 Hermite-Padé Approximants for Angelesco Systems
Maxim Yattselev - Indiana University-Purdue University Indianapolis, USA
16:00 ~ 16:30 A $q$-generalization of the Bannai--Ito polynomials and the quantum superalgebra $\mathfrak{osp}_{q}(1|2)$
Luc Vinet - Université de Montréal, Canada
17:00 ~ 17:50 Lifting $q$-difference operators in the Askey scheme of basic hypergeometric polynomials
Natig Atakishiyev - Instituto de Matemáticas, Unidad Cuernavaca, Universidad Nacional Autónoma de México, Mexico
18:00 ~ 18:30 Quasi-orthogonality of some $_pF_q$ hypergeometric polynomials
Kerstin Jordaan - University of Pretoria, South Africa

Posters

The relationship between the fifth Painlev\'e equation and orthogonal polynomials
Peter Clarkson, University of Kent, United Kingdom
Bivariate Lagrange interpolation and quadrature formulas at the node sets of Lissajous curves
Wolfgang Erb, University of Lübeck, Germany
Completed Stieltjes interlacing of zeros of different orthogonal polynomials
Alta Jooste, University of Pretoria, South Africa
Application of Fourier series for modelling forest fires in the Russian Far East
Elena Oleinik, Far Eastern Federal University, Russia

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Workshop C6 - Stochastic Computation

Organizers: Mike Giles (University of Oxford, UK) - Arnulf Jentzen (Swiss Federal Institute of Technology Zurich, Switzerland) - Klaus Ritter (University of Kaiserslautern, Germany)

Workshop website

Talks

Dec18 14:30 ~ 15:00 Multi-Index Monte Carlo: When Sparsity Meets Sampling
Abdul Lateef Haji Ali - King Abdullah University of Science and Technology, Saudi Arabia
15:00 ~ 15:30 Multilevel Monte Carlo for the simulation of dilute polymers
Mike Giles - University of Oxford, U.K.
15:35 ~ 16:25 Multi Level Monte Carlo for Coulomb Collisions in a Plasma
Russel Caflisch - University of California at Los Angeles, United States
17:00 ~ 17:30 Weak approximation of stochastic differential equations by a multilevel Monte Carlo method using mean square adaptive numerical integration
Håkon Hoel - University of Oslo, Norway
17:30 ~ 18:00 Higher order QMC Galerkin Discretization for parametric operator equations
Josef Dick - The University of New South Wales, Australia
18:00 ~ 18:30 Optimal mesh hierarchies in Multilevel Monte Carlo methods
Erik Schwerin - Kungliga Tekniska Högskolan, KTH, Sweden
Dec19 14:30 ~ 15:00 Quadrature for self-affine distributions on $\mathbf R^d$
Thomas Mueller-Gronbach - University of Passau, Germany
15:00 ~ 15:30 A multilevel stochastic collocation method for PDEs with random inputs
Aretha Teckentrup - University of Warwick, United Kingdom
15:35 ~ 16:25 Multilevel Monte-Carlo Methods for hyperbolic PDEs with random input data
Christoph Schwab - SAM, ETH Zurich, Switzerland
17:00 ~ 17:30 Analytical approximations of BSDEs with non-smooth driver
Emmanuel Gobet - Ecole Polytechnique, France
17:30 ~ 18:00 Simulation of forward-reverse stochastic representations for conditional diffusions
Christian Bayer - Weierstrass Institute for Applied Analysis and Stochastics, Germany
18:00 ~ 18:30 Customized fully implementable numerical schemes for FBSDEs
Lukasz Szpruch - University of Edinburgh, UK
Dec20 14:30 ~ 15:00 On a SDE with no polynomial convergence rate for strong approximation at the final time
Larisa Yaroslavtseva - University of Passau, Germany
15:00 ~ 15:30 Explicit numerical schemes for SDEs driven by Levy noise and for Stochastic Evolution Equations
Sotirios Sabanis - University of Edinburgh, UK
15:30 ~ 16:00 A perturbation formula as universal tool for strong approximations of stochastic differential equations
Martin Hutzenthaler - University of Duisburg-Essen, Germany
16:00 ~ 16:30 How to simulate stochastic differential equations without discretizing time
Nawaf Bou-Rabee - Rutgers, USA
17:00 ~ 17:30 Weak approximation of the Heston model: non-smooth payoffs
Andreas Neuenkirch - University of Mannheim, Germany
17:30 ~ 18:00 On a mild Ito formula for stochastic partial differential equations (SPDEs) and on weak convergence rates for SPDEs with nonlinear diffusion coefficients
Arnulf Jentzen - ETH Zurich, Switzerland

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