## Talks from 2004

Here is a list of all talks given in 2004 at the Australian Category Seminar. Click on the title for an abstract, or on the speaker's name for other talks by that speaker.

You may also view talks from
all years, or from
any of the following individual years:

1996
1997
1998
1999
2000
2001
2002
2003
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023

### 15 December 2004, Macquarie

- 2pm: Thorsten Palm – Polytopes viewed differently
- 4pm: Ross Street – The lax centre for cartesian presheaf categories

### 10 December 2004, Macquarie

- 2pm: Marni Sheppeard – Guts and descent

### 17 November 2004, Macquarie

- 2pm: Steve Lack – Colimit completions, flat functors, and connected G-sets
- 4pm: Ross Street – Application of the special adjoint functor theorem

### 10 November 2004, Sydney

- 2pm: Ross Street – Functors between categories of G-sets
- 4pm: Steve Lack – Quasiadhesive categories

### 27 October 2004, Macquarie

- 2pm: Michael Batanin – Opetopes and polynomial functors
- 4pm: Steve Lack – Lax morphisms, oplax limits, and double categories

### 20 October 2004, Macquarie

- 2pm: Alexei Davydov – Representations of categorical groups
- 4pm: Thorsten Palm – Categories with a slice-category construction as categories of certain set-valued functors, cont.

### 6 October 2004, Macquarie

- 2pm: Frank Valckenborgh – Some elementary constructions in foundational physics
- 4pm: Thorsten Palm – Categories with a slice-category construction as categories of certain set-valued functor

### 22 September 2004, Macquarie

- 2pm: Alexei Davydov – On 2-vector spaces
- 4pm: Ross Street – Elementary category theory

### 15 September 2004, Macquarie

- 2pm: Thorsten Palm – Dendrotopic sets for weak omega-categories II
- 4pm: Ross Street – Monoids and things monoidal

### 8 September 2004, Sydney

- 2pm: Thorsten Palm – Dendrotopic sets for weak omega-categories
- 4pm: Dominic Verity – Complicial Sets - A proof of the Street-Roberts conjecture regarding nerves of omega-categories V

### 1 September 2004, Macquarie

- 2pm: Ezra Getzler – Differential graded Lie algebras and n-groupoids
- 4pm: Steve Lack – Restriction theories

### 25 August 2004, Macquarie

- 2pm: Bob Rosebrugh – Sketches, databases and incomplete information
- 4pm: Dominic Verity – Complicial Sets - A proof of the Street-Roberts conjecture regarding nerves of omega-categories IV

### 18 August 2004, Macquarie

- 2pm: Steve Lack – Twisted modules and crossed braidings
- 4pm: Dominic Verity – Complicial Sets - A proof of the Street-Roberts conjecture regarding nerves of omega-categories III

### 4 August 2004, Macquarie

- 2pm: Dominic Verity – Complicial Sets - A proof of the Street-Roberts conjecture regarding nerves of omega-categories II
- 4pm: Ross Street – String diagrams for monoidal categories

### 28 July 2004, Macquarie

- 2pm: Dominic Verity – Complicial Sets - A proof of the Street-Roberts conjecture regarding nerves of omega-categories
- 4pm: Steve Lack – Report on CT04

### 30 June 2004, Macquarie

- 2pm: William Joyce – Recoupling Lie Algebra, the next step beyond superalgebra

### 26 May 2004, Macquarie

- 2pm: Michael Batanin – A_infty n-categories

### 12 May 2004, Sydney

- 2pm: Steve Lack – Pure-braided monoidal categories
- 4pm: Alexei Davydov – Balanced monoids in balanced monoidal categories

### 21 April 2004, Macquarie

- 2pm: Yuri Bahturin – Bicharacters on cocommutative Hopf algebras
- 4pm: Steve Lack – Pure ribbons and reversible operads

### 7 April 2004, Macquarie

- 2pm: Ross Street – Cauchy completion, centres, and Frobenius algebras
- 4pm: George Janelidze – Categories with large zeros and nice copointed objects, III

### 17 March 2004, Macquarie

- 2pm: Ross Street – G-sets and V-actegories as enriched categories
- 4pm: George Janelidze – Noncommutative descent in classical algebra

### 10 March 2004, Sydney

- 2pm: Zurab Janelidze – A unified approach to Mal'tsev, unital, and subtractive categories

### 3 March 2004, Macquarie

- 2pm: George Janelidze – Categories with large zeros and nice copointed objects, II
- 4pm: Alexei Davydov – On separable algebras

### 25 February 2004, Macquarie

- 2pm: Alexei Davydov – Quasi-commutative monoids II
- 4pm: George Janelidze – Categories with large zeros and nice copointed objects, I

### 18 February 2004, Macquarie

- 2pm: Michael Batanin – Lax monoids and configuration spaces II
- 4pm: Ross Street – Convolution and actegories

### 11 February 2004, Sydney

- 2pm: Michael Batanin – Lax monoids and configuration spaces
- 4pm: George Janelidze – Galois theory and cartesian adjunctions

### 28 January 2004, Macquarie

- 2pm: George Janelidze – What are split effective descent morphisms?
- 4pm: Ross Street – Frobenius equals star-autonomous

### 21 January 2004, Macquarie

- 2pm: Alexei Davydov – Quasi-commutative monoids
- 4pm: Ross Street – Frobenius algebras and pseudo-algebras