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-category 2-category-theory abelian-categories adjoint algebra algebraic algebraic-geometry algebraic-topology analysis analytic-geometry arithmetic arithmetic-geometry bundles calculus categorical categories category category-theory chern-weil-theory cohesion cohesive-homotopy-type-theory cohomology colimits combinatorics complex-geometry computable-mathematics computer-science constructive cosmology definitions deformation-theory descent diagrams differential differential-cohomology differential-equations differential-geometry digraphs duality elliptic-cohomology enriched fibration foundations functional-analysis functor gauge-theory gebra geometric-quantization geometry graph graphs gravity grothendieck group group-theory harmonic-analysis higher higher-algebra higher-category-theory higher-differential-geometry higher-geometry higher-lie-theory higher-topos-theory homological homological-algebra homotopy homotopy-theory homotopy-type-theory index-theory integration integration-theory k-theory kan lie-theory limit limits linear linear-algebra locale localization logic mathematics measure-theory modal modal-logic model model-category-theory monad monads monoidal monoidal-category-theory morphism motives motivic-cohomology newpage nlab nonassociative noncommutative noncommutative-geometry number-theory object of operads operator operator-algebra order-theory pages 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 string string-theory subobject superalgebra supergeometry svg symplectic-geometry synthetic-differential-geometry terminology theory 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).

Results 1 to 23 for ** tag "categories"**

- Discussion Type
- discussion topicextension
- Category - Latest Changes
- Started by zskoda
- Comments 27
- Last comment by zskoda
- Last Active Feb 27th 2021

- Discussion Type
- discussion topicGodel, Categories, Topology
- Category - Mathematics, Physics & Philosophy
- Started by Marc da Costa Nunes
- Comments 29
- Last comment by Marc da Costa Nunes
- Last Active Nov 23rd 2011

- Discussion Type
- discussion topicEnriched Functor Categories
- Category - Mathematics, Physics & Philosophy
- Started by franeb
- Comments 5
- Last comment by franeb
- Last Active Feb 28th 2012

- Discussion Type
- discussion topicCategories Fact Sheet
- Category - Mathematics, Physics & Philosophy
- Started by The User
- Comments 21
- Last comment by Mike Shulman
- Last Active Jun 14th 2012

- Discussion Type
- discussion topicKernel of split epimorphism is cokernel of right-inverse?
- Category - nLab General Discussions
- Started by joe.hannon
- Comments 20
- Last comment by joe.hannon
- Last Active Jun 13th 2013

- Discussion Type
- discussion topicComma category in the Pointwise by Conical Limits section of Kan extension
- Category - nLab General Discussions
- Started by JasonGross
- Comments 2
- Last comment by Zhen Lin
- Last Active Nov 25th 2013

- Discussion Type
- discussion topicHigher comonoids
- Category - Mathematics, Physics & Philosophy
- Started by Jon Beardsley
- Comments 3
- Last comment by Jon Beardsley
- Last Active May 10th 2014

- Discussion Type
- discussion topicReference for a Quillen equivalence between A_∞-dg-categories and dg-categories
- Category - nLab General Discussions
- Started by Dmitri Pavlov
- Comments 16
- Last comment by Dmitri Pavlov
- Last Active Jul 16th 2014

- Discussion Type
- discussion topicHow to express predicate logic in the categorical (monoidal) logics?
- Category - Mathematics, Physics & Philosophy
- Started by tomr
- Comments 2
- Last comment by Todd_Trimble
- Last Active Oct 30th 2016

- Discussion Type
- discussion topicAccessible Categories and Domains
- Category - Mathematics, Physics & Philosophy
- Started by maxsnew
- Comments 3
- Last comment by maxsnew
- Last Active Mar 8th 2017

- Discussion Type
- discussion topicDouble Profunctors
- Category - Mathematics, Physics & Philosophy
- Started by maxsnew
- Comments 5
- Last comment by maxsnew
- Last Active Mar 16th 2017

- Discussion Type
- discussion topicobjects of finite type (terminology)
- Category - Mathematics, Physics & Philosophy
- Started by Alain Bruguières
- Comments 5
- Last comment by DavidRoberts
- Last Active Apr 25th 2017

- Discussion Type
- discussion topiccategory of simple graphs with embeddings (proposed)
- Category - nLab General Discussions
- Started by Peter Heinig
- Comments 21
- Last comment by Peter Heinig
- Last Active Jun 16th 2017

- Discussion Type
- discussion topictwosets_op_nonames20170618
- Category - Latest Changes
- Started by Peter Heinig
- Comments 1
- Last comment by Peter Heinig
- Last Active Jun 18th 2017

- Discussion Type
- discussion topictwosets_op_with_names20170618
- Category - Latest Changes
- Started by Peter Heinig
- Comments 1
- Last comment by Peter Heinig
- Last Active Jun 18th 2017

- Discussion Type
- discussion topictwosets_nonames20170618
- Category - Latest Changes
- Started by Peter Heinig
- Comments 1
- Last comment by Peter Heinig
- Last Active Jun 18th 2017

- Discussion Type
- discussion topicvirtual double category
- Category - Latest Changes
- Started by maxsnew
- Comments 3
- Last comment by Mike Shulman
- Last Active Aug 22nd 2018

- Discussion Type
- discussion topicHom (in the sense of Street1980)
- Category - nLab General Discussions
- Started by Peter Heinig
- Comments 5
- Last comment by DavidRoberts
- Last Active Jul 16th 2017

- Discussion Type
- discussion topictricategory
- Category - Latest Changes
- Started by Peter Heinig
- Comments 1
- Last comment by Peter Heinig
- Last Active Jul 24th 2017

- Discussion Type
- discussion topicComma Double Category
- Category - Latest Changes
- Started by maxsnew
- Comments 6
- Last comment by Mike Shulman
- Last Active Oct 14th 2019

- Discussion Type
- discussion topicNontrivial examples of rig categories
- Category - Mathematics, Physics & Philosophy
- Started by PaoloPerrone
- Comments 3
- Last comment by PaoloPerrone
- Last Active Jun 21st 2021

- Discussion Type
- discussion topicDiagram of Examples of Categories
- Category - nLab General Discussions
- Started by Leopold
- Comments 2
- Last comment by Urs
- Last Active Aug 25th 2021

- Discussion Type
- discussion topicApplication of Karoubian envelope in constructions in K-theory
- Category - nLab General Discussions
- Started by IngoD
- Comments 1
- Last comment by IngoD
- Last Active Sep 10th 2021

Results 1 to 23 for ** tag "categories"**