Welcome to the MSRI Video Archive, Click on the triangle icons to expand/contract the list.

MSRI: Spring 2004

MSRI: Fall 2003

MSRI: Spring 2003

MSRI: Fall 2002

MSRI: Spring 2002

MSRI: Fall 2001

MSRI: Spring 2001

MSRI: Fall 2000

Clay Mathematics Institute Introductory Workshop in Algorithmic Number Theory

Aug. 14 - 23, 2000

• Hendrik Lenstra: Solving Pell's Equation
• Dan Bernstein: Fast multiplication
• Stan Wagon: Computational Number Theory: Basic Algorithms
• Jeffrey Shallit: The complexity of Euclid's GCD algorithm
• Carl Pomerance: Smooth numbers and the quadratic sieve
• Dan Bernstein: Applications of fast multiplication
• Bjorn Poonen: Elliptic Curves I
• Stan Wagon: Computational number theory: Subtler basic algorithms
• Peter Stevenhagen: Number field sieve
• Carl Pomerance: Primality
• Hendrik Lenstra: Lattices I
• Jeffrey Shallit: Algorithmic Number Theory Before Computers
• Hendrik Lenstra: Lattices II
• Andrew Odlyzko: Lattice basis reduction algorithms in cryptanalysis
• Dan Bernstein: Protecting communications against forgery
• Umesh Vazirani Quantum Computation
• Rene Schoof Infrastructure
• Bjorn Poonen Elliptic Curves II
• Daqing Wan Zeta Functions over Finite Fields
• Andrew Granville: Smooth numbers I
• Joe Buhler: L-series in algorithmic number theory
• William Stein: How to get your hands on modular forms using modular symbols
• Rene Schoof: Number field algorithms
• Bjorn Poonen: Elliptic curves III
• Andrew Granville: Smooth numbers II
• Noriko Yui: Congruent number problems in dimension one and two
• Henri Cohen: Computational class field theory

Clay Mathematics Institute Introductory Workshop in Operator Algebras

August 24 - September 2, 2000

• Dietmar Bisch Subfactors and Planar Algebras 1
• Dietmar Bisch Subfactors and Planar Algebras 2
• Dietmar Bisch Subfactors and Planar Algebras 3
• Richard Kadison The Theory of Operator Algebras - A Survey 1
• Richard Kadison The Theory of Operator Algebras - A Survey 2
• Richard Kadison The Theory of Operator Algebras - A Survey 3
• Richard Kadison The Theory of Operator Algebras - A Survey 4
• Richard Kadison The Theory of Operator Algebras - A Survey 5
• Richard Kadison The Theory of Operator Algebras - A Survey 6
• Richard Kadison The Theory of Operator Algebras - A Survey 7
• Richard Kadison The Theory of Operator Algebras - A Survey 8
• Richard Kadison The Theory of Operator Algebras - A Survey 9
• Richard Kadison The Theory of Operator Algebras - A Survey 10
• Michael Pimsner Introduction to K-theory for Operator Algebras 1
• Michael Pimsner Introduction to K-theory for Operator Algebras 2
• Michael Pimsner Introduction to K-theory for Operator Algebras 3
• Michael Pimsner Introduction to K-theory for Operator Algebras 4
• Michael Pimsner Introduction to K-theory for Operator Algebras 5
• Michael Pimsner Introduction to K-theory for Operator Algebras 6
• Michael Pimsner Introduction to K-theory for Operator Algebras 7
• Michael Pimsner Introduction to K-theory for Operator Algebras 8
• Marc Rieffel Non-commutative geometry 1
• Marc Rieffel Non-commutative geometry 2
• Marc Rieffel Non-commutative geometry 3
• Thomas Schucker The standard model of gravitational, electro-magnetic, weak and strong forces
• Thomas Schucker The almost commutative version of the standard model
• Dimitri Shlyakhtenko Introduction to Free Probability Theory 1
• Dimitri Shlyakhtenko Introduction to Free Probability Theory 2
• Dimitri Shlyakhtenko Introduction to Free Probability Theory 3
• Antony Wassermann/Valerio Toledano Laredo Operator Algebras and Conformal Field Theory 1
• Antony Wassermann/Valerio Toledano Laredo Operator Algebras and Conformal Field Theory 2
• Antony Wassermann/Valerio Toledano Laredo Operator Algebras and Conformal Field Theory 3
• Antony Wassermann/Valerio Toledano Laredo Operator Algebras and Conformal Field Theory 4
• Antony Wassermann/Valerio Toledano Laredo Operator Algebras and Conformal Field Theory 5
• Antony Wassermann/Valerio Toledano Laredo Operator Algebras and Conformal Field Theory 6
• Antony Wassermann/Valerio Toledano Laredo Operator Algebras and Conformal Field Theory 7
• Antony Wassermann/Valerio Toledano Laredo Operator Algebras and Conformal Field Theory 8
• Antony Wassermann/Valerio Toledano Laredo Operator Algebras and Conformal Field Theory 9
• Antony Wassermann/Valerio Toledano Laredo Operator Algebras and Conformal Field Theory 10
• Antony Wassermann/Valerio Toledano Laredo Operator Algebras and Conformal Field Theory 11

The Panorama Of Mathematics, A conference in honor of S. S. Chern

September 14-16, 2000

• Robert Bryant,On the Geometry of Differential Equations
• Jeremy Gray, A Hundred Years of the Hilbert Problems
• Phillip Griffiths, Abel's Differential Equations
• Isadore Singer, Hermitian Line Bundles in String Theory and M Theory
• Leonard Adleman, DNA Computation
• Richard Karp, Mathematical Challenges from Genomics and Molecular Biology

Simple C*-algebras and Non-commutative Dynamical Systems

September 25, 2000 to September 29,2000

• Robert T. Powers New results concerning semigroups of *-endomorphisms of B(H)
• Ian Putnam The Lefschetz formula for hyperbolic dynamical systems and non-commutative topology
• George Elliott A brief survey of progress on the classification problem for amenable C*-algebras
• Mikael Rordam A characterization of the nuclear, separable C*-algebras that absorb the Cuntz algebra O'
• Thierry Giordano Some extremely amenable groups
• Claudia Pinzari Noncommutative pressure and the variational principle for Cuntz-Krieger-type C*-algebras
• Jean Bellissard The gap labelling theorem for aperiodic media
• Erling Stormer The variational principle for a class of asymptotically abelian C*-algebras
• Kenneth J. Dykema Simple C*-algebras arising as free products
• Guihua Gong On the classification of simple inductive limit C*-algebras
• Peter Friis The Brown-Douglas-Fillmore Theorem revisited
• Palle Jorgensen Decidability of isomorphism for ordered simple dimension groups
• Joachim Zacharias Entropy and quasi-free C*-dynamics for Cuntz-Pimsner algebras
• Etienne Blanchard Purely infinite C*-algebras: The Hausdorff case
• Nathanial Brown Topological entropy of free product automorphisms
• Jean N. Renault Singly generated dynamical systems and their C*-algebras
• Ola Bratteli The infinite distance between AF flows and flows allowing continuous symmetry breaking
• Huaxin Lin Simple C*-algebras with tracial topological rank zero
• Anatoly Vershik Constructions of factor representations for some locally finite groups
• Masamichi Takesaki Characteristic square, extended modular automorphisms and grading
• William Arveson Interactions in non-commutative dynamics
• Simon Wassermann Tensor products of reduced free product algebras
• Marcelo Laca A C*-algebraic dynamical system from number theory
• Marius Dadarlat Embeddings of exact C*-algebras
• Jesper Villadsen Comparison of projections and unitary elements in simple C*-algebras
• Shaloub Razak Classification of simple stably projectionless C*-algebras
• Eberhard Kirchberg The passage to non-simple algebras
• Claire Anatharaman-Delaroche Exact groupoids
• Klaus Thomsen A second order pairing between K-theory and traces
• Boris Tsirelson New examples of product systems
• Dan Kucerovsky Weyl-von Neumann theorems: An abstract approach
• Marie Choda Dynamical completely positive approximation entropy of exact C*-algebras
• Serban Stratila The commutation theorem for tensor products over subalgebras
• Andrew Dean An invariant for actions of the reals on a UHF algebra
• Dimitri Shlyakhtenko Cuntz-Pimsner C*-algebras and reduced amalgamated free products
• Cornel Pasnicu Tensor products of C*-algebras with the ideal property
• Sergey Neshveyev Comparing entropy of a system and its subsystem
• Soren Eilers Invariants for C*-algebras with one/two/many ideals
• Bruce Blackadar Scaling elements revisited
• Ruy Exel KMS states on Cuntz-Krieger algebras over infinite matrices

Short Course on Foundations of Cryptography

October 14 - 15, 2000

• Cynthia Dwork: Foundations of Cryptography
• Cynthia Dwork: Encryption - Part I
• Cynthia Dwork: Interactive Proofs & Zero Knowledge
• Moni Naor: Pseudo-Random Functions and Permutations
• Moni Naor: Committments and Applications
• Moni Naor: Good Encryption Schemes

Number-Theoretic Cryptography Workshop

October 16 - 20, 2000

• Gerhard Frey: Discrete logarithm systems based on polynomial orders
• Joseph H. Silverman: Lattices and cryptography in theory and practice
• Ueli Maurer: Index search, discrete logarithms, and Diffie-Hellman
• Antoine Joux: Tripartite Diffie-Hellman using pairing on elliptic curves
• Kristin Lauter: Microsoft Research: Genus three curves over finite fields
• Neil Koblitz: Security and efficiency issues in elliptic curve cryptography
• Ming-deh Huang: Discrete logarithm problems arising from curve based cryptography
• Johannes Buchmann: Identification and signatures based on class groups
• Michael Anshel: The Arithmetica Key exchange
• Don Coppersmith: Solving low-degree polynomials
• Glenn Durfee: Cryptanalysis of RSA using lattice-based root finding techniques
• Phong Nguyen: The orthogonal lattice and its applications to cryptanalysis
• Arjen Lenstra: The XTR public key system
• Dan Bernstein: Design and implementation of a public-key signature system
• Daniele Micciancio: Improving lattice based cryptosystems using the Hermite Normal Form
• Moni Naor: What is a proper cryptographic assumption, or The complexity of refutation

Special Event: October 19, 2000

• Anthony E. Sale: Code Breaking in WW II: The Enigma: the Colossus, and Bletchley Park
  

Emerging Applications of Combinatorial Design

November 5 - 10, 2000

• Jeff Dinitz: Scheduling tournaments and leagues
  
• Charles Colbourn: Applications of combinatorial designs in communications and networking
  
• Ronald C. Mullin: A survey of packing and covering designs
  
• Sid Dalal: Factor-covering designs for testing software
  
• Malcolm Greig: Constructing Large Designs
  
• Art Owen: Combinatorial problems arising in high dimensional integration and approximation
  
• Benno Schwikowski: Small and beautiful: Designing DNA sequences for molecular recognition
  
• William Martin: Combinatorics of the ordered Hamming space
  
• Qing Xiang: Recent results on difference sets with classical parameters
  
• Myra Cohen: Ladder orderings for double erasure codes
  
• Lucia Moura: The integer programming approach for generating designs
  
• Peter Gibbons: Computational methods for combinatorial design construction
  
• Vladimir Tonchev: Applications of combinatorial designs in digital communication
  
• Frank Hwang: Using combinatorial designs in the construciton of pool designs for clone screening
  
• Mark Lawrence: The need for speed: Combinatorial implications of an important application of Monte Carlo methods in financial risk management
  
• Toby Berger: Sharp asymptotic bounds on two-stage group testing efficiency
  
• Julie Ward: Designing storage area network fabrics
  
• Martin Tompa: Quality control in manufacturing DNA arrays: A combinatorial design approach
  
• Alan Ling: Some applications of combinatorial designs to extremal graph theory
  
• David Torney: Biologically motivated design problems
  
• Helen Verrall: Hamilton decompositions of directed wrapped butterfly graphs
  
• Tran Van Trung: Selected applications of combinatorial designs
  
• Jonathan Jedwab: Two applications of combinatorial design theory
  

Subfactors and Algebraic Aspects of Quantum Field Theory

December 4 - 8, 2000

• Sergio Doplicher: Aspects of duality
  
• Roberto Longo: Completely Rational Conformal Quantum Field Theory
  
• Michael Mueger: Completely rational CQFTs, local extensions and modular invariants
  
• Marta-T Asaeda: Exotic subfactor and the spindle algebra
  
• Dmitri Nikshych: Bimodule categories of subfactors and representation theory of quantum groupoids
  
• Michel Enock: Inclusions of von Neumann algebras, and quantum groupoids
  
• Sorin Popa (at Evans Hall, Room 60): Universal constructions and functoriality in the theory of subfactors
  
• Adrian Ocneanu: Higher Coxeter systems
  
• Antony Wassermann: Quantum subgroups and vertex algebras
  
• Valerio Toledano Laredo: Connes fusion and KZ equations
  
• Michael Freedman: Anyons in mathematics, computer science and physics
  
• Zhenghan Wang: On TQFT representations of mapping class groups
  
• Richard Borcherds: Vertex algebras are trivial
  
• Dror Bar-Natan: Finite type invariants and a strange breed of planar algebras
  
• Ruth Lawrence: Almost modularity of quantum 3-manifold invariants
  
• Dylan Thurston: Hyperbolic Volume and the Jones Polynomial: A Conjecture
  
• Dirk Kreimer: Combinatorics of quantum field theory
  
• Zeph Landau: Exchange relations planar algebras
  
• Feng Xu: Algebraic coset conformal field theories
  
• Vaughan Jones: E_6 is a breeze, E_8's a tease
  
• Dietmar Bisch: Singly generated planar algebras of small dimension
  
• V.S. Sunder: Spectra of principal graphs
  
• Nobuya Sato: Two approaches in 3-dimensional topological quantum field theories from subfactors
  
• Peter Goddard: An axiomatic approach to conformal field theory
  
• Uffe Haagerup: Old and new results on spin models
  
• Akihiro Tsuchiya: Seiberg-Witten differentials as periods of rational elliptic surfaces
  
• Vijay Kodiyalam: Paragroups and Hopf algebras
  
• Masaki Izumi: Non commutative Poisson boundaries and compact quantum group actions
  
• David Evans: Modular invariants from subfactors
  
• Yasuyuki Kawahigashi: Braiding and extension of endomorphisms of subfactors
  
• Hans Wenzl: Braid groups and subfactors
  
• Rosa Orellana: Finite dimensional representations of the braid group of type B and Markov traces
  
• Yoshimichi Ueda: Minimal actions of compact quantum groups and subfactors
  
• Dimitri Shlyakhtenko: Some applications of free probability to subfactor theory
  
• Edward Frenkel: Vertex algebras and the geometric Langlands correspondence
  

Arithmetic Geometry

December 11 - 15, 2000

• Armand Brumer: Odds and ends on curves of low genus
  
• Joseph Wetherell: Chabauty and covers for curves with an automorphism
  
• Michael Stoll: Uniform Chabauty bounds for twists
  
• Alexandra Shlapentokh: Diophantine undecidability of function fields of positive characteristic finitely generated over fields algebraic over a finite field
  
• Greg Anderson: Wick's theorem and the calculation of genus one Jacobians
  
• John Cremona: Reduction of binary forms
  
• Tom Fisher: Descent calculations for the elliptic curves of conductor 11
  
• Catherine O'Neil: The period-index problem
  
• Franz Lemmermeyer: Second 2-descents for y^2 = x^3 - d^2 x
  
• Sylvain Duquesne: Explicit Weierstrass Preparation Theorem in several variables and rational points on the hyperelliptic curve y^2=x^9 - 6x^8 + 31x^7 - 81x^6 + 177x^5 - 176x^4 - 9x^3 + 107x^2 + 19x + 1
  
• Henri Darmon: The calculation of periods on $H_ptimes H$ and Heegner points attached to real quadratic fields: a progress report
• Takakazu Satoh: Algorithms for computing zeta functions of elliptic curves over finite fields and related topics.
  
• Fernando Rodriguez-Villegas: Picard-Fuchs equations and computing zeta functions p-adically
  
• Florian Hess: On the computation of the divisor class group of global function fields
  
• Vinay Deolalikar: On splitting rational places in algebraic extensions of function fields over finite fields
  
• Nils Bruin: Explicit covering techniques
  
• Leopoldo Kulesz: Algebraic curves of genus at least 2 with many rational points
  
• Tony Shaska: Curves of genus two covering elliptic curves
  
• William Stein: Visibility of Shafarevich-Tate groups of abelian varieties
  
• Bas Edixhoven: On computing coefficients of eigenforms.
  
• Helena Verrill: Computation of periods of higher weight modular forms
  
• David Kohel: Shimura curve invariants
  
• Ki-ichiro Hashimoto: Q-curves over quadratic fields and jacobian surfaces of GL2-type
  
• Jordan Ellenberg: Ljunggren's equation and modular Q-curves
  
• Joan-C. Lario: Manin ideals for Q-curves
  
• Enrique Gonzalez Jimenez: Modular curves of genus 2
  
• Qing Liu: Rational points of the group of components of a Neron model.
  
• Dino Lorenzini: Special fibers of Neron models
  
• Rania Wazir: A Nagao-type formula for elliptic threefolds
  
• Fabrizio Andreatta: Uniformization of Neron models of semistable Jacobians
  
• Luis V. Dieulefait: Images of three-dimensional Galois representations
  
• Victor Rotger: On the group of automorphisms of Shimura curves and applications
  
• Tom Tucker: Thue equations and the method of Chabauty-Coleman
  
• Charles Doran: From K3 lattices to explicit K3 moduli
  

Non-Workshop Lectures

• Jim Holt: What Trivial Beings Talk About When They Talk About Math
• Donald G. Saari: Using chaos and symmetry groups to analyze election and decision procedures
• Donald G. Saari: Why Voting Procedures Can Create a Mess; A Mathematician Looks at Elections

MSRI: Spring 2000

MSRI: Fall 1999

MSRI: Spring 1999

MSRI: Fall 1998

MSRI: Spring 1998

MSRI: 1993-1997

MSRI User Education Seminars

Lectures from Other Organizations: 2002 - 2003

Lectures from Other Organizations: 2000 - 2001

Lectures from Other Organizations: 1998 - 1999

Lectures from Other Organizations: 1996 - 97

Lectures for the General Public