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 beauty bundles calculus categories category category-theory chern-weil-theory cohesion cohesive-homotopy-theory cohesive-homotopy-type-theory cohomology colimits combinatorics comma complex-geometry computable-mathematics computer-science 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 group-theory harmonic-analysis higher higher-algebra higher-category-theory higher-differential-geometry higher-geometry higher-lie-theory higher-topos-theory homological homological-algebra homology 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 monad monoidal monoidal-category-theory morphism motives motivic-cohomology newpage 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 string-theory subobject superalgebra supergeometry svg symplectic-geometry synthetic-differential-geometry terminology theory topology topos topos-theory tqft 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 topicInternal Server Errors
- Category nLab Technical Matters
- Started by Urs
- Comments 71
- Last comment by Richard Williamson
- Last Active Jan 6th 2018

- Discussion Type
- discussion topicSidebar has a glitch
- Category nLab Technical Matters
- Started by ahri
- Comments 2
- Last comment by Urs
- Last Active Jan 6th 2018

- Discussion Type
- discussion topicEpstein zeta function
- Category Latest Changes
- Started by zskoda
- Comments 1
- Last comment by zskoda
- Last Active Jan 6th 2018

- Discussion Type
- discussion topichigher groupoid principal bundles
- Category Mathematics, Physics & Philosophy
- Started by David_Corfield
- Comments 6
- Last comment by Urs
- Last Active Jan 5th 2018

- Discussion Type
- discussion topicWick algebra
- Category Latest Changes
- Started by Urs
- Comments 4
- Last comment by Urs
- Last Active Jan 5th 2018

- Discussion Type
- discussion topictime-ordered product
- Category Latest Changes
- Started by Urs
- Comments 2
- Last comment by Urs
- Last Active Jan 4th 2018

- Discussion Type
- discussion topicmathforge
- Category nLab General Discussions
- Started by spitters
- Comments 3
- Last comment by Mike Shulman
- Last Active Jan 4th 2018

- Discussion Type
- discussion topiccausal order(?)
- Category Latest Changes
- Started by Urs
- Comments 1
- Last comment by Urs
- Last Active Jan 4th 2018

- Discussion Type
- discussion topicrenormalization scheme
- Category Latest Changes
- Started by Urs
- Comments 1
- Last comment by Urs
- Last Active Jan 4th 2018

- Discussion Type
- discussion topicNot rendering Profunctor in Day Convolution as unicode rightarrow vertical stroke
- Category nLab Technical Matters
- Started by jayprich
- Comments 12
- Last comment by TobyBartels
- Last Active Jan 3rd 2018

- Discussion Type
- discussion topicFeynman slash notation
- Category nLab Technical Matters
- Started by Urs
- Comments 10
- Last comment by TobyBartels
- Last Active Jan 3rd 2018

- Discussion Type
- discussion topict-norm
- Category Latest Changes
- Started by Mike Shulman
- Comments 1
- Last comment by Mike Shulman
- Last Active Jan 3rd 2018

- Discussion Type
- discussion topicperturbative observables -- table
- Category Latest Changes
- Started by Urs
- Comments 1
- Last comment by Urs
- Last Active Jan 3rd 2018

- Discussion Type
- discussion topicstar product
- Category Latest Changes
- Started by Urs
- Comments 7
- Last comment by Urs
- Last Active Jan 3rd 2018

- Discussion Type
- discussion topicOn 'categories' of quantum field theories
- Category Mathematics, Physics & Philosophy
- Started by David_Corfield
- Comments 5
- Last comment by Urs
- Last Active Jan 3rd 2018

- Discussion Type
- discussion topicoperator product expansion
- Category Latest Changes
- Started by Urs
- Comments 1
- Last comment by Urs
- Last Active Jan 3rd 2018

- Discussion Type
- discussion topicfield observable
- Category Latest Changes
- Started by Urs
- Comments 2
- Last comment by Urs
- Last Active Jan 3rd 2018

- Discussion Type
- discussion topicdouble-negation shift
- Category Latest Changes
- Started by Mike Shulman
- Comments 6
- Last comment by Mike Shulman
- Last Active Jan 2nd 2018

- Discussion Type
- discussion topicDickey bracket
- Category Latest Changes
- Started by Urs
- Comments 1
- Last comment by Urs
- Last Active Jan 2nd 2018

- Discussion Type
- discussion topicconformal field theory
- Category Latest Changes
- Started by Tim_van_Beek
- Comments 30
- Last comment by David_Corfield
- Last Active Dec 31st 2017

- Discussion Type
- discussion topicweak excluded middle
- Category Latest Changes
- Started by Mike Shulman
- Comments 1
- Last comment by Mike Shulman
- Last Active Dec 30th 2017

- Discussion Type
- discussion topicrenormalization group
- Category Latest Changes
- Started by Urs
- Comments 1
- Last comment by Urs
- Last Active Dec 28th 2017

- Discussion Type
- discussion topicWeyl relation
- Category Latest Changes
- Started by Urs
- Comments 1
- Last comment by Urs
- Last Active Dec 28th 2017

- Discussion Type
- discussion topicproton decay
- Category Latest Changes
- Started by Urs
- Comments 1
- Last comment by Urs
- Last Active Dec 28th 2017

- Discussion Type
- discussion topicpullback of a distribution
- Category Latest Changes
- Started by Urs
- Comments 6
- Last comment by Urs
- Last Active Dec 27th 2017

- Discussion Type
- discussion topicGreen hyperbolic differential operator
- Category Latest Changes
- Started by Urs
- Comments 3
- Last comment by Urs
- Last Active Dec 27th 2017

- Discussion Type
- discussion topiccommutativity of limits and colimits
- Category Latest Changes
- Started by Marc Hoyois
- Comments 29
- Last comment by DavidRoberts
- Last Active Dec 26th 2017

- Discussion Type
- discussion topicmathematical physics
- Category Latest Changes
- Started by zskoda
- Comments 7
- Last comment by Urs
- Last Active Dec 23rd 2017

- Discussion Type
- discussion topicmicrocausal functional
- Category Latest Changes
- Started by Urs
- Comments 1
- Last comment by Urs
- Last Active Dec 23rd 2017

- Discussion Type
- discussion topicperturbative AQFT
- Category Latest Changes
- Started by Urs
- Comments 26
- Last comment by Urs
- Last Active Dec 23rd 2017