Not signed in (Sign In)

A discussion forum about contributions to the nLab wiki and related areas of mathematics, physics, and philosophy.

Want to take part in these discussions? Sign in if you have an account, or apply for one below

2-categories 2-category 2-category-theory abelian-categories adjoint algebra algebraic algebraic-geometry algebraic-topology analysis analytic-geometry arithmetic arithmetic-geometry bundles calculus categories category category-theory chern-weil-theory cohesion cohesive-homotopy-theory cohesive-homotopy-type-theory cohomology colimits combinatorics complex-geometry computable-mathematics computer-science connection constructive constructive-mathematics cosmology definitions deformation-theory descent diagrams differential differential-cohomology differential-equations differential-geometry differential-topology digraphs duality elliptic-cohomology enriched fibration finite foundations functional-analysis functor galois-theory gauge-theory gebra geometric-quantization geometry goodwillie-calculus graph graphs gravity grothendieck group-theory harmonic-analysis higher higher-algebra higher-category-theory higher-differential-geometry higher-geometry higher-lie-theory higher-topos-theory history homological homological-algebra homotopy homotopy-theory homotopy-type-theory index-theory integration integration-theory internal-categories k-theory lie-theory limit limits linear linear-algebra locale localization logic mathematics measure-theory modal-logic model model-category-theory monoidal monoidal-category-theory morphism motives motivic-cohomology multicategories noncommutative noncommutative-geometry number-theory of operads operator operator-algebra order-theory pasting philosophy physics pro-object probability probability-theory quantization quantum quantum-field quantum-field-theory quantum-mechanics quantum-physics quantum-theory question representation representation-theory riemannian-geometry scheme schemes set set-theory sheaf simplicial space spin-geometry stable-homotopy-theory stack string-theory superalgebra supergeometry svg symplectic-geometry synthetic-differential-geometry terminology theory topological topology topos topos-theory type type-theory universal variational-calculus

Vanilla 1.1.10 is a product of Lussumo. More Information: Documentation, Community Support.

If you want to take part in these discussions either sign in now (if you have an account), apply for one now (if you don't).

- Discussion Type
- discussion topicPath spaces of higher inductive types in HoTT
- Category Preprints & Publications
- Started by Alizter
- Comments 10
- Last comment by Nicolai Kraus
- Last Active Jan 27th 2019

- Discussion Type
- discussion topicBisimulation as path type for guarded recursive types
- Category Preprints & Publications
- Started by Alizter
- Comments 1
- Last comment by Alizter
- Last Active Nov 6th 2018

- Discussion Type
- discussion topic"La Longue Marche" - Notes Anabéliennes
- Category Preprints & Publications
- Started by mcarmonamat
- Comments 6
- Last comment by Richard Williamson
- Last Active Jun 13th 2018

- Discussion Type
- discussion topicGeometry of Shapes and Physics
- Category Preprints & Publications
- Started by gomcarmmateo
- Comments 8
- Last comment by gomcarmmateo
- Last Active Feb 1st 2018

- Discussion Type
- discussion topicGrand Unification of Gauge Coupling Constants
- Category Preprints & Publications
- Started by NikPerk
- Comments 2
- Last comment by Urs
- Last Active Aug 2nd 2017

- Discussion Type
- discussion topicHopf crossed module
- Category Preprints & Publications
- Started by elif
- Comments 4
- Last comment by TobyBartels
- Last Active May 31st 2017

- Discussion Type
- discussion topicA topos-theoretic look at Steenrod operations
- Category Preprints & Publications
- Started by GavinWraith
- Comments 1
- Last comment by GavinWraith
- Last Active May 14th 2017

- Discussion Type
- discussion topicHomotopical algebra is not concrete
- Category Preprints & Publications
- Started by Fosco
- Comments 1
- Last comment by Fosco
- Last Active Apr 27th 2017

- Discussion Type
- discussion topicCo/end calculus
- Category Preprints & Publications
- Started by Fosco
- Comments 26
- Last comment by DavidRoberts
- Last Active Jan 7th 2017

- Discussion Type
- discussion topicmodel structures for coalgebras
- Category Preprints & Publications
- Started by Mike Shulman
- Comments 7
- Last comment by Dmitri Pavlov
- Last Active Oct 7th 2016

- Discussion Type
- discussion topicUniversal property explanation (Category Theory)
- Category Preprints & Publications
- Started by alexei
- Comments 34
- Last comment by trent
- Last Active Sep 7th 2016

- Discussion Type
- discussion topicThe universal accidental (updated 8/8/16)
- Category Preprints & Publications
- Started by fastlane69
- Comments 20
- Last comment by fastlane69
- Last Active Aug 9th 2016

- Discussion Type
- discussion topicFeedback on a paper I'm writing
- Category Preprints & Publications
- Started by fastlane69
- Comments 17
- Last comment by TobyBartels
- Last Active May 20th 2016

- Discussion Type
- discussion topicRequest for references on SEAR
- Category Preprints & Publications
- Started by TobyBartels
- Comments 11
- Last comment by spitters
- Last Active Jan 6th 2016

- Discussion Type
- discussion topicCentral extensions of mapping class groups from characteristic classes
- Category Preprints & Publications
- Started by domenico_fiorenza
- Comments 1
- Last comment by domenico_fiorenza
- Last Active Feb 23rd 2015

- Discussion Type
- discussion topichearts and towers in stable $\infty$-categories
- Category Preprints & Publications
- Started by Fosco
- Comments 6
- Last comment by Dmitri Pavlov
- Last Active Jan 21st 2015

- Discussion Type
- discussion topicAnomalous tqfts and projective representations
- Category Preprints & Publications
- Started by domenico_fiorenza
- Comments 9
- Last comment by domenico_fiorenza
- Last Active Oct 3rd 2014

- Discussion Type
- discussion topict-structures and factorization systems
- Category Preprints & Publications
- Started by domenico_fiorenza
- Comments 13
- Last comment by domenico_fiorenza
- Last Active Aug 29th 2014

- Discussion Type
- discussion topicA^1 invariance for twisted equivariant K-theory?
- Category Preprints & Publications
- Started by DavidRoberts
- Comments 1
- Last comment by DavidRoberts
- Last Active Feb 14th 2014

- Discussion Type
- discussion topicWISC may fail in the category of sets
- Category Preprints & Publications
- Started by DavidRoberts
- Comments 15
- Last comment by DavidRoberts
- Last Active Nov 13th 2013

- Discussion Type
- discussion topicK-theory now available
- Category Preprints & Publications
- Started by DavidRoberts
- Comments 1
- Last comment by DavidRoberts
- Last Active Aug 15th 2013

- Discussion Type
- discussion topicHomotopy Probability Theory
- Category Preprints & Publications
- Started by Tim_Porter
- Comments 5
- Last comment by Tim_Porter
- Last Active Jun 23rd 2013

- Discussion Type
- discussion topicNew paper about WISC, and the indepence thereof from ZF et al
- Category Preprints & Publications
- Started by DavidRoberts
- Comments 8
- Last comment by DavidRoberts
- Last Active Nov 16th 2012

- Discussion Type
- discussion topicInternal anafunctors I
- Category Preprints & Publications
- Started by DavidRoberts
- Comments 27
- Last comment by DavidRoberts
- Last Active Nov 16th 2012

- Discussion Type
- discussion topicMore Tangential Matters
- Category Preprints & Publications
- Started by Andrew Stacey
- Comments 1
- Last comment by Andrew Stacey
- Last Active Oct 23rd 2012

- Discussion Type
- discussion topicstrict quantum 2-groups
- Category Preprints & Publications
- Started by Tim_Porter
- Comments 1
- Last comment by Tim_Porter
- Last Active Sep 3rd 2012

- Discussion Type
- discussion topicNext stop, the OED!
- Category Preprints & Publications
- Started by Andrew Stacey
- Comments 5
- Last comment by TobyBartels
- Last Active Aug 11th 2012

- Discussion Type
- discussion topicPeter Selinger's new preprint
- Category Preprints & Publications
- Started by DavidRoberts
- Comments 2
- Last comment by TobyBartels
- Last Active Jul 31st 2012

- Discussion Type
- discussion topicstacks on superextensive sites
- Category Preprints & Publications
- Started by Mike Shulman
- Comments 6
- Last comment by Mike Shulman
- Last Active Jun 15th 2012

- Discussion Type
- discussion topicTwo-dimensional modal logic paper
- Category Preprints & Publications
- Started by DavidRoberts
- Comments 1
- Last comment by DavidRoberts
- Last Active May 2nd 2012