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 galois-theory 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 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 nlab 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 stack string string-theory 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 topicG-CW complex
- Category - Latest Changes
- Started by Urs
- Comments 11
- Last comment by Urs
- Last Active Sep 13th 2021

- Discussion Type
- discussion topicone-point compactification
- Category - Latest Changes
- Started by Urs
- Comments 26
- Last comment by Urs
- Last Active Apr 21st 2023

- Discussion Type
- discussion topicsuspension
- Category - Latest Changes
- Started by Urs
- Comments 20
- Last comment by Urs
- Last Active Jan 5th 2023

- Discussion Type
- discussion topicstable orthogonal group
- Category - Latest Changes
- Started by Urs
- Comments 1
- Last comment by Urs
- Last Active Nov 4th 2013

- Discussion Type
- discussion topicstable unitary group
- Category - Latest Changes
- Started by Urs
- Comments 1
- Last comment by Urs
- Last Active Nov 4th 2013

- Discussion Type
- discussion topicStone-Čech compactification
- Category - Latest Changes
- Started by Urs
- Comments 3
- Last comment by Dmitri Pavlov
- Last Active Jun 13th 2021

- Discussion Type
- discussion topiccompactification
- Category - Latest Changes
- Started by Urs
- Comments 4
- Last comment by nLab edit announcer
- Last Active Dec 12th 2022

- Discussion Type
- discussion topicprofinite space
- Category - Latest Changes
- Started by Urs
- Comments 1
- Last comment by Urs
- Last Active Nov 20th 2013

- Discussion Type
- discussion topicextremally disconnected topological space
- Category - Latest Changes
- Started by Urs
- Comments 7
- Last comment by Guest
- Last Active Oct 7th 2021

- Discussion Type
- discussion topiccomplex analytic topology
- Category - Latest Changes
- Started by Urs
- Comments 1
- Last comment by Urs
- Last Active Nov 22nd 2013

- Discussion Type
- discussion topicOn nLab Hurewicz connection
- Category nLab
- Started by Tom
- Comments 2
- Last comment by Tom
- Last Active Dec 7th 2013

- Discussion Type
- discussion topicOn nLab Dold connection
- Category nLab
- Started by Tom
- Comments 2
- Last comment by Tom
- Last Active Dec 7th 2013

- Discussion Type
- discussion topicOn Hurewicz connection
- Category - Mathematics, Physics & Philosophy
- Started by Tom
- Comments 3
- Last comment by Tom
- Last Active Dec 8th 2013

- Discussion Type
- discussion topicOn Dold connection
- Category nLab
- Started by Tom
- Comments 1
- Last comment by Tom
- Last Active Dec 8th 2013

- Discussion Type
- discussion topicOn Dold fibration
- Category - Mathematics, Physics & Philosophy
- Started by Tom
- Comments 1
- Last comment by Tom
- Last Active Dec 8th 2013

- Discussion Type
- discussion topictopos for coarse geometry
- Category - Mathematics, Physics & Philosophy
- Started by zskoda
- Comments 2
- Last comment by Tim_Porter
- Last Active Jan 25th 2014

- Discussion Type
- discussion topiccobordism
- Category - Latest Changes
- Started by Urs
- Comments 2
- Last comment by Urs
- Last Active Oct 20th 2019

- Discussion Type
- discussion topiceffective topological space
- Category - Latest Changes
- Started by Urs
- Comments 4
- Last comment by spitters
- Last Active Mar 7th 2014

- Discussion Type
- discussion topicSamuel compactification
- Category - Latest Changes
- Started by zskoda
- Comments 1
- Last comment by zskoda
- Last Active Mar 6th 2014

- Discussion Type
- discussion topicG-space
- Category - Latest Changes
- Started by Urs
- Comments 1
- Last comment by Urs
- Last Active Apr 13th 2014

- Discussion Type
- discussion topicsomething about profinite groups
- Category - Mathematics, Physics & Philosophy
- Started by Urs
- Comments 3
- Last comment by Tim_Porter
- Last Active Apr 18th 2014

- Discussion Type
- discussion topicreal homotopy theory
- Category - Latest Changes
- Started by Urs
- Comments 4
- Last comment by Urs
- Last Active Jul 16th 2022

- Discussion Type
- discussion topictopological vector space
- Category - Latest Changes
- Started by Urs
- Comments 17
- Last comment by Oscar_Cunningham
- Last Active Jun 4th 2020

- Discussion Type
- discussion topicpseudogroup
- Category - Latest Changes
- Started by Urs
- Comments 14
- Last comment by Todd_Trimble
- Last Active Sep 1st 2019

- Discussion Type
- discussion topicnet
- Category nLab
- Started by Urs
- Comments 3
- Last comment by maxsnew
- Last Active Apr 24th 2017

- Discussion Type
- discussion topicquasi-net
- Category - Latest Changes
- Started by Urs
- Comments 1
- Last comment by Urs
- Last Active Jul 18th 2014

- Discussion Type
- discussion topicPicard-Lefschetz theory
- Category - Latest Changes
- Started by zskoda
- Comments 2
- Last comment by Urs
- Last Active Aug 10th 2014

- Discussion Type
- discussion topicEilenberg-MacLane space
- Category - Latest Changes
- Started by Urs
- Comments 2
- Last comment by Urs
- Last Active Jul 1st 2016

- Discussion Type
- discussion topicbinormal topological space
- Category - Latest Changes
- Started by zskoda
- Comments 1
- Last comment by zskoda
- Last Active Jul 6th 2015

- Discussion Type
- discussion topicquaternionic Hopf fibration
- Category - Latest Changes
- Started by Urs
- Comments 14
- Last comment by Urs
- Last Active Aug 22nd 2019