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 book bundles calculus categorical categories category category-theory chern-weil-theory cohesion cohesive-homotopy-type-theory cohomology colimits combinatorics complex complex-geometry computable-mathematics computer-science constructive cosmology deformation-theory descent diagrams differential differential-cohomology differential-equations differential-geometry digraphs duality elliptic-cohomology enriched fibration foundation 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 itex k-theory lie-theory 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 nforum nlab nonassociative noncommutative noncommutative-geometry number-theory of operads operator operator-algebra order-theory pages pasting philosophy physics planar 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 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).

- Discussion Type
- discussion topicRÃ©coltes et semailles
- Category Latest Changes
- Started by nLab edit announcer
- Comments 2
- Last comment by Urs
- Last Active Jan 12th 2023

- Discussion Type
- discussion topicunivalent reflexive graph
- Category Latest Changes
- Started by nLab edit announcer
- Comments 3
- Last comment by Urs
- Last Active Jan 12th 2023

- Discussion Type
- discussion topicfundamental theorem of identity types
- Category Latest Changes
- Started by nLab edit announcer
- Comments 2
- Last comment by Urs
- Last Active Jan 12th 2023

- Discussion Type
- discussion topicidentity system
- Category Latest Changes
- Started by nLab edit announcer
- Comments 4
- Last comment by Urs
- Last Active Jan 12th 2023

- Discussion Type
- discussion topicquasicoherent sheaf
- Category Latest Changes
- Started by Urs
- Comments 47
- Last comment by Guest
- Last Active Jan 12th 2023

- Discussion Type
- discussion topicreflexive graph
- Category Latest Changes
- Started by RodMcGuire
- Comments 3
- Last comment by nLab edit announcer
- Last Active Jan 11th 2023

- Discussion Type
- discussion topicfundamental groupoid
- Category Latest Changes
- Started by Guest
- Comments 9
- Last comment by nLab edit announcer
- Last Active Jan 11th 2023

- Discussion Type
- discussion topicAlbert Schwarz
- Category Latest Changes
- Started by Urs
- Comments 2
- Last comment by Urs
- Last Active Jan 11th 2023

- Discussion Type
- discussion topicFivebrane structure
- Category Latest Changes
- Started by Urs
- Comments 2
- Last comment by Urs
- Last Active Jan 11th 2023

- Discussion Type
- discussion topictrivial topology
- Category Latest Changes
- Started by Dmitri Pavlov
- Comments 3
- Last comment by Urs
- Last Active Jan 11th 2023

- Discussion Type
- discussion topicSabine Hossenfelder
- Category Latest Changes
- Started by zskoda
- Comments 4
- Last comment by nLab edit announcer
- Last Active Jan 11th 2023

- Discussion Type
- discussion topicStacy McGaugh
- Category Latest Changes
- Started by nLab edit announcer
- Comments 2
- Last comment by nLab edit announcer
- Last Active Jan 11th 2023

- Discussion Type
- discussion topicTobias Mistele
- Category Latest Changes
- Started by nLab edit announcer
- Comments 3
- Last comment by nLab edit announcer
- Last Active Jan 11th 2023

- Discussion Type
- discussion topicMOND
- Category Latest Changes
- Started by Urs
- Comments 8
- Last comment by nLab edit announcer
- Last Active Jan 11th 2023

- Discussion Type
- discussion topictypes and logic - table
- Category Latest Changes
- Started by Urs
- Comments 15
- Last comment by nLab edit announcer
- Last Active Jan 11th 2023

- Discussion Type
- discussion topicCalabi-Yau variety
- Category Latest Changes
- Started by Kevin Lin
- Comments 11
- Last comment by DoronGrossmanNaples
- Last Active Jan 10th 2023

- Discussion Type
- discussion topicobject of monomorphisms
- Category Latest Changes
- Started by nLab edit announcer
- Comments 1
- Last comment by nLab edit announcer
- Last Active Jan 10th 2023

- Discussion Type
- discussion topicskyrmion
- Category Latest Changes
- Started by Urs
- Comments 51
- Last comment by Urs
- Last Active Jan 10th 2023

- Discussion Type
- discussion topicobject of isomorphisms
- Category Latest Changes
- Started by nLab edit announcer
- Comments 1
- Last comment by nLab edit announcer
- Last Active Jan 10th 2023

- Discussion Type
- discussion topicbijection set
- Category Latest Changes
- Started by nLab edit announcer
- Comments 1
- Last comment by nLab edit announcer
- Last Active Jan 10th 2023

- Discussion Type
- discussion topicfinite choice
- Category Latest Changes
- Started by nLab edit announcer
- Comments 2
- Last comment by Urs
- Last Active Jan 10th 2023

- Discussion Type
- discussion topicsequential net
- Category Latest Changes
- Started by nLab edit announcer
- Comments 4
- Last comment by Urs
- Last Active Jan 10th 2023

- Discussion Type
- discussion topicYang Yang
- Category Latest Changes
- Started by Urs
- Comments 1
- Last comment by Urs
- Last Active Jan 10th 2023

- Discussion Type
- discussion topicwell-pointed topos
- Category Latest Changes
- Started by Urs
- Comments 11
- Last comment by nLab edit announcer
- Last Active Jan 10th 2023

- Discussion Type
- discussion topicdependent tuple
- Category Latest Changes
- Started by nLab edit announcer
- Comments 1
- Last comment by nLab edit announcer
- Last Active Jan 9th 2023

- Discussion Type
- discussion topicsequence extensionality
- Category Latest Changes
- Started by nLab edit announcer
- Comments 1
- Last comment by nLab edit announcer
- Last Active Jan 9th 2023

- Discussion Type
- discussion topiccountable choice
- Category Latest Changes
- Started by DavidRoberts
- Comments 2
- Last comment by nLab edit announcer
- Last Active Jan 9th 2023

- Discussion Type
- discussion topicenriched Yoneda lemma
- Category Latest Changes
- Started by Urs
- Comments 5
- Last comment by nilesjohnson
- Last Active Jan 9th 2023

- Discussion Type
- discussion topicdependent sequence
- Category Latest Changes
- Started by nLab edit announcer
- Comments 1
- Last comment by nLab edit announcer
- Last Active Jan 9th 2023

- Discussion Type
- discussion topicYuri Manin
- Category Latest Changes
- Started by Urs
- Comments 2
- Last comment by Urs
- Last Active Jan 9th 2023

- Discussion Type
- discussion topicapplications of double category theory
- Category Latest Changes
- Started by mattecapu
- Comments 5
- Last comment by nLab edit announcer
- Last Active Jan 9th 2023

- Discussion Type
- discussion topicH-space
- Category Latest Changes
- Started by Urs
- Comments 20
- Last comment by David_Corfield
- Last Active Jan 9th 2023

- Discussion Type
- discussion topicdefinite description
- Category Latest Changes
- Started by David_Corfield
- Comments 4
- Last comment by David_Corfield
- Last Active Jan 9th 2023

- Discussion Type
- discussion topicHenry W. Lin
- Category Latest Changes
- Started by Urs
- Comments 1
- Last comment by Urs
- Last Active Jan 9th 2023

- Discussion Type
- discussion topicweight systems on chord diagrams in physics
- Category Latest Changes
- Started by Urs
- Comments 9
- Last comment by Urs
- Last Active Jan 9th 2023

- Discussion Type
- discussion topicLawvere's fixed point theorem
- Category Latest Changes
- Started by Urs
- Comments 43
- Last comment by Urs
- Last Active Jan 9th 2023

- Discussion Type
- discussion topicpretopos
- Category Latest Changes
- Started by Mike Shulman
- Comments 29
- Last comment by nLab edit announcer
- Last Active Jan 9th 2023

- Discussion Type
- discussion topiccoherent logic
- Category Latest Changes
- Started by Mike Shulman
- Comments 16
- Last comment by nLab edit announcer
- Last Active Jan 9th 2023

- Discussion Type
- discussion topicArchimedean ordered integral domain
- Category Latest Changes
- Started by nLab edit announcer
- Comments 2
- Last comment by nLab edit announcer
- Last Active Jan 9th 2023

- Discussion Type
- discussion topicarchimedean group
- Category Latest Changes
- Started by nLab edit announcer
- Comments 9
- Last comment by nLab edit announcer
- Last Active Jan 9th 2023

- Discussion Type
- discussion topicArchimedean property
- Category Latest Changes
- Started by nLab edit announcer
- Comments 1
- Last comment by nLab edit announcer
- Last Active Jan 9th 2023

- Discussion Type
- discussion topichomotopy type theory
- Category Latest Changes
- Started by Urs
- Comments 60
- Last comment by Guest
- Last Active Jan 8th 2023

- Discussion Type
- discussion topicequivalence extensionality
- Category Latest Changes
- Started by nLab edit announcer
- Comments 2
- Last comment by Urs
- Last Active Jan 8th 2023

- Discussion Type
- discussion topicReissner-NordstrÃ¶m spacetime
- Category Latest Changes
- Started by Urs
- Comments 11
- Last comment by Urs
- Last Active Jan 8th 2023

- Discussion Type
- discussion topicBRST complex
- Category Latest Changes
- Started by Urs
- Comments 4
- Last comment by Urs
- Last Active Jan 8th 2023

- Discussion Type
- discussion topicMSSM
- Category Latest Changes
- Started by Urs
- Comments 3
- Last comment by nLab edit announcer
- Last Active Jan 8th 2023

- Discussion Type
- discussion topicsupersymmetry
- Category Latest Changes
- Started by Urs
- Comments 51
- Last comment by nLab edit announcer
- Last Active Jan 8th 2023

- Discussion Type
- discussion topicFeynman diagram
- Category Latest Changes
- Started by Urs
- Comments 33
- Last comment by nLab edit announcer
- Last Active Jan 8th 2023

- Discussion Type
- discussion topicMahlo cardinal
- Category Latest Changes
- Started by nLab edit announcer
- Comments 1
- Last comment by nLab edit announcer
- Last Active Jan 8th 2023

- Discussion Type
- discussion topicanafunction
- Category Latest Changes
- Started by Mike Shulman
- Comments 7
- Last comment by DavidRoberts
- Last Active Jan 7th 2023

- Discussion Type
- discussion topicGeorges Maltsiniotis
- Category Latest Changes
- Started by Tim_Porter
- Comments 3
- Last comment by Tim_Porter
- Last Active Jan 7th 2023

- Discussion Type
- discussion topicone-to-one correspondence
- Category Latest Changes
- Started by nLab edit announcer
- Comments 1
- Last comment by nLab edit announcer
- Last Active Jan 7th 2023

- Discussion Type
- discussion topicdependent correspondence
- Category Latest Changes
- Started by nLab edit announcer
- Comments 1
- Last comment by nLab edit announcer
- Last Active Jan 7th 2023

- Discussion Type
- discussion topicJames Webb Space Telescope
- Category Latest Changes
- Started by nLab edit announcer
- Comments 5
- Last comment by nLab edit announcer
- Last Active Jan 7th 2023

- Discussion Type
- discussion topiccurrying
- Category Latest Changes
- Started by nLab edit announcer
- Comments 1
- Last comment by nLab edit announcer
- Last Active Jan 7th 2023

- Discussion Type
- discussion topicStigler's law of eponymy
- Category Latest Changes
- Started by varkor
- Comments 5
- Last comment by Urs
- Last Active Jan 7th 2023

- Discussion Type
- discussion topicidempotent monad
- Category Latest Changes
- Started by Todd_Trimble
- Comments 7
- Last comment by nLab edit announcer
- Last Active Jan 6th 2023

- Discussion Type
- discussion topicMoufang loop
- Category Latest Changes
- Started by DavidRoberts
- Comments 7
- Last comment by nLab edit announcer
- Last Active Jan 6th 2023

- Discussion Type
- discussion topicfunction
- Category Latest Changes
- Started by Urs
- Comments 3
- Last comment by nLab edit announcer
- Last Active Jan 6th 2023

- Discussion Type
- discussion topicspan
- Category Latest Changes
- Started by nLab edit announcer
- Comments 5
- Last comment by nLab edit announcer
- Last Active Jan 6th 2023