## Talks from 2015

Here is a list of all talks given in 2015 at the Australian Category Seminar. Click on the title for an abstract, or on the speaker's name for other talks by that speaker.

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### 16 December 2015, Macquarie

- 2pm: Ross Street – The twisted arrow category
- 4pm: James Dolan – The moduli stack of elliptic curves

### 9 December 2015, Macquarie

- 2pm: Simona Paoli – Rigidifying weakly globular pseudo n-fold categories
- 4pm: James Dolan – Moduli stacks with and without algebraic geometry (part 2)

### 2 December 2015, Macquarie

- 2pm: Charles Walker – Local reflections between relations, spans and polynomials
- 4pm: Simona Paoli – Segalic pseudo-functors and their strictification

### 25 November 2015, Macquarie

- 2pm: Daniel Lin – Restriction free cocompletion via restriction presheaves
- 4pm: James Dolan – Moduli stacks with and without algebraic geometry (part 1)

### 11 November 2015, Macquarie

- 2pm: Simona Paoli – Weakly globular n-fold categories (part 2)
- 4pm: Roald Koudenburg – A double-dimensional approach to formal category theory (part 5)

### 4 November 2015, Macquarie

- 2pm: Roald Koudenburg – A double-dimensional approach to formal category theory (part 4)
- 4pm: Remy Tuyeras – Universal construction of models for generalised sketches (part 3)

### 28 October 2015, Macquarie

- 2pm: Simona Paoli – Weakly globular n-fold categories (part 1)
- 4pm: Remy Tuyeras – Universal construction of models for generalised sketches (part 2)

### 21 October 2015, Macquarie

- 2pm: Remy Tuyeras – Universal construction of models for generalised sketches (part 1)
- 4pm: Roald Koudenburg – A double-dimensional approach to formal category theory (part 3)

### 14 October 2015, Macquarie

- 2pm: Roald Koudenburg – A double-dimensional approach to formal category theory (part 2)
- 4pm: Alexander Campbell – Higher categorical foundations of non-abelian cohomology (part 3)

### 7 October 2015, Macquarie

- 2pm: Roald Koudenburg – A double-dimensional approach to formal category theory (part 1)
- 4pm: Alexander Campbell – Higher categorical foundations of non-abelian cohomology (part 2)

### 30 September 2015, Macquarie

- 2pm: Richard Garner – Toric varieties and manifolds a la Grandis--Cockett
- 4pm: Simona Paoli – Weakly globular pseudo n-fold categories

### 23 September 2015, Macquarie

- 2pm: Alexander Campbell – Higher categorical foundations of non-abelian cohomology (part 1)
- 4pm: James Dolan – Toposes of toric quasicoherent sheaves (part 3)

### 16 September 2015, Macquarie

- 2pm: Simona Paoli – Homotopically discrete n-fold categories (part 2)
- 4pm: James Dolan – Toposes of toric quasicoherent sheaves (part 2)

### 9 September 2015, Macquarie

- 2pm: Simona Paoli – Homotopically discrete n-fold categories (part 1)
- 4pm: James Dolan – Toposes of toric quasicoherent sheaves (part 1)

### 2 September 2015, Macquarie

- 2pm: Branislav Jurčo – Operads, homotopy algebras and strings
- 4pm: Richard Garner – Shapely monads and analytic functors on presheaf categories (part 4)

### 19 August 2015, Macquarie

- 2pm: Simona Paoli – Weak globularity: an overview (part 2)
- 4pm: Mitch Buckley – The orientals as iterated cones

### 12 August 2015, Macquarie

- 2pm: Simona Paoli – Weak globularity: an overview
- 4pm: Richard Garner – Shapely monads and analytic functors on presheaf categories (part 3)

### 5 August 2015, Macquarie

- 2pm: Richard Garner – Shapely monads and analytic functors on presheaf categories (part 2)
- 4pm: Steve Lack – Pseudo-commutativity d'apres Bourke

### 29 July 2015, Macquarie

- 2pm: Richard Garner – Shapely monads and analytic functors on presheaf categories (part 1)
- 4pm: James Dolan – Galois theory for beginners (part 3)

### 22 July 2015, Macquarie

- 2pm: Steve Lack – Hochschild cohomology and paracyclic structures (part 2)
- 4pm: Ross Street – Tambara's work on finite categories (part 2)

### 15 July 2015, Macquarie

- 2pm: Steve Lack – Hochschild cohomology and paracyclic structures (part 1)
- 4pm: Ross Street – Tambara's work on finite categories (part 1)

### 8 July 2015, Macquarie

- 2pm: Richard Garner – An embedding theorem for tangent categories
- 4pm: James Dolan – Galois theory for beginners (part 2)

### 1 July 2015, Macquarie

- 2pm: James Dolan – Galois theory for beginners (part 1)
- 4pm: Ross Street – The free mixed distributive law

### 3 June 2015, Macquarie

- 2pm: Poon Leung – Towards an extended tangent structure
- 4pm: Ramon Abud Alcala – Coalgebroids and their comodules

### 27 May 2015, Macquarie

- 2pm: Paul Slevin – Paracyclic objects
- 4pm: Remy Tuyeras – Free (co)completion without Yoneda

### 20 May 2015, Macquarie

- 2pm: Matthew Burke – Lie's second theorem in the Cahiers topos
- 4pm: Richard Garner – Synthetic differentiation of species

### 13 May 2015, Macquarie

- 2pm: Matthew Burke – Jet categories in the Cahiers topos
- 4pm: Richard Garner – The Campbell--Baker--Hausdorff adjunction

### 6 May 2015, Macquarie

- 2pm: Ross Street – A skew view of lax algebras
- 4pm: James Dolan – Algebraic geometry for category theorists: toric varieties (part 3)

### 29 April 2015, Macquarie

- 2pm: James Dolan – Algebraic geometry for category theorists: toric varieties (part 2)
- 4pm: Richard Garner – When coproducts are biproducts

### 22 April 2015, Macquarie

- 2pm: Steve Lack – Another Catalan simplicial set
- 4pm: James Dolan – Algebraic geometry for category theorists: toric varieties

### 15 April 2015, Macquarie

- 2pm: James Dolan – Algebraic geometry for category theorists: the projective line in detail (part 3)
- 4pm: Paul Slevin – Cyclic homology from adjunctions

### 8 April 2015, Macquarie

- 2pm: Steve Lack – Skew collages
- 4pm: Richard Garner – Remarks on crossed internal categories in toposes

### 1 April 2015, Macquarie

- 2pm: Richard Garner – How not to enrich over a duoidal category
- 4pm: James Dolan – Algebraic geometry for category theorists: the projective line in detail (part 2)

### 25 March 2015, Macquarie

- 2pm: Joachim Kock – Schmitt's restriction species, and a related general construction of decomposition spaces
- 4pm: Steve Lack – The Catalan simplicial set strikes again

### 18 March 2015, Macquarie

- 2pm: Joachim Kock – Decomposition spaces and incidence algebras
- 4pm: Mark Weber – Props from operads via codescent

### 11 March 2015, Macquarie

- 2pm: Joachim Kock – Graphs, hypergraphs and properads (part 2)
- 4pm: James Dolan – Algebraic geometry for category theorists: the projective line in detail (part 1)

### 4 March 2015, Macquarie

- 2pm: Joachim Kock – Graphs, hypergraphs and properads (part 1)
- 4pm: Mark Weber – Codescent for crossed internal categories

### 25 February 2015, Macquarie

- 2pm: Joachim Kock – Joyal theorems for homotopical species
- 4pm: Michael Batanin – Model structures on algebras of operads

### 18 February 2015, Macquarie

- 2pm: James Dolan – Algebraic geometry for category theorists: commutative monads and belief doctrines (part 2)
- 4pm: Ross Street – Weighted convolution of Joyal species, and related concepts (part 2)

### 4 February 2015, Macquarie

- 2pm: Ross Street – Weighted convolution of Joyal species, and related concepts (part 1)
- 4pm: James Dolan – Algebraic geometry for category theorists: commutative monads and belief doctrines (part 1)

### 21 January 2015, Macquarie

- 2pm: Richard Garner – An efficient construction of the orientals
- 4pm: James Dolan – Algebraic geometry for category theorists: a catalog of algebro-geometric theories (part 2)

### 14 January 2015, Macquarie

- 2pm: Ross Street – A factorization for closed functors
- 4pm: James Dolan – Algebraic geometry for category theorists: a catalog of algebro-geometric theories (part 1)

### 7 January 2015, Macquarie

- 2pm: Alexei Davydov – Lagrangian Algebras in Braided Categories
- 4pm: James Dolan – Algebraic geometry for category theorists