From Drorbn
| #
| Week of...
| Videos, Notes, and Links
|
| 1
| Sep 7
| About This Class
090910-1: 3-colourings, Reidemeister's theorem, invariance, the Kauffman bracket.
090910-2: R23 invariance of the bracket, R1, the writhe, the Jones polynomial, programming the Jones polynomial. Tricolourability
|
| 2
| Sep 14
| 090915: More on Jones, some pathologies and more on Reidemeister, our overall agenda.
090917-1: The definition of finite type, weight systems, Jones is a finite type series.
090917-2: The skein relation for Jones; HOMFLY-PT and Conway; the weight system of Jones.
|
| 3
| Sep 21
| 090922: FI, 4T, HOMFLY and FI and 4T, statement of the Fundamental Theorem, framed knots.
090924-1: Some dimensions of , is a commutative algebra, . Class Photo
090924-2: is a co-commutative algebra, the relation with products of invariants, is a bi-algebra.
|
| 4
| Sep 28
| Homework Assignment 1 Homework Assignment 1 Solutions
090929: The Milnor-Moore theorem, primitives, the map .
091001-1: Jacobi diagrams, AS, IHX, STU, and the equivalence of all that with 4T.
091001-2: The very basics on Lie algebras.
|
| 5
| Oct 5
| 091006: Lie algebraic weight systems, glN.
091008-1: More on glN, Lie algebras and the four colour theorem.
091008-2: The "abstract tenssor" approach to weight systems, and PBW, the map .
|
| 6
| Oct 12
| 091013: Algebraic properties of vs. algebraic properties of . Thursday's class canceled.
|
| 7
| Oct 19
| 091020: Universal finite type invariants, filtered and graded spaces, expansions. Homework Assignment 2 The Stonehenge Story
091022-1: The Stonehenge Story to IHX and STU.
091022-2: The Stonhenge Story: anomalies, framings, relation with physics.
|
| 8
| Oct 26
| 091027: Knotted trivalent graphs and their chord diagrams.
091029-1: Zsuzsi Dancso on the Kontsevich Integral (1).
091029-2: Zsuzsi Dancso on the Kontsevich Integral (2).
|
| 9
| Nov 2
| 091103: The details of .
091105-1: Three basic problems: genus, unknotting numbers, ribbon knots.
091105-2: The three basic problems and algebraic knot theory.
|
| 10
| Nov 9
| 091110: Tangles and planar algebras, shielding and the generators of KTG. Homework Assignment 3 No Thursday class.
|
| 11
| Nov 16
| Local Khovanov Homology
091119-1: Local Khovanov homology, I.
091119-2: Local Khovanov homology, II.
|
| 12
| Nov 23
| Homework Assignment 4
|
| 13
| Nov 30
|
|
| F
| Dec 7
| Final on Thu Dec 10, 9-11, Bahen 6183.
|
| Register of Good Deeds / To Do List
|
 Add your name / see who's in!
|
|
|
Algebraic Knot Theory
Department of Mathematics, University of Toronto, Fall 2009
Agenda: Understand "(u, v, and w knots) x (topology, combinatorics, low algebra, and high algebra)". Understand the promise and the difficulty of the not-yet-existant "Algebraic Knot Theory".
Instructor: Dror Bar-Natan, drorbn@math.toronto.edu, Bahen 6178, 416-946-5438. Office hours: Wednesdays 11:30-12:30 or by appointment.
Classes: Tuesdays 10-11 in 215 Huron room 1018 and Thursdays 9-11 in Bahen 6183.
Further Resources