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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 definitions 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 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 noncommutative noncommutative-geometry number-theory 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 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

1. • CommentRowNumber1.
   • CommentAuthorTodd_Trimble
   • CommentTimeFeb 13th 2016
   • PermaLink
   Author: Todd_Trimble
   Format: MarkdownItexAdded a note on triangulability and smoothing to [[3-manifold]].

   Added a note on triangulability and smoothing to 3-manifold.

2. • CommentRowNumber2.
   • CommentAuthorUrs
   • CommentTimeDec 23rd 2019
   • PermaLink
   Author: Urs
   Format: MarkdownItexadded Thurston's articles on hyperbolic 3-manifolds: * [[William Thurston]], _Hyperbolic Structures on 3-manifolds, I: Deformation of acylindrical manifolds_, Annals of Math, 124 (1986), 203--246 ([jstor:1971277](https://www.jstor.org/stable/1971277), [arXiv:math/9801019](https://arxiv.org/abs/math/9801019)) * [[William Thurston]], _Hyperbolic Structures on 3-manifolds, II: Surface groups and 3-manifolds which fiber over the circle_ ([arXiv:math/9801045](https://arxiv.org/abs/math/9801045)) * [[William Thurston]], _Three dimensional manifolds, Kleinian groups and hyperbolic geometry_, Bull. Amer. Math. Soc. (N.S.) Volume 6, Number 3 (1982), 357-381 ([euclid.bams/1183548782](https://projecteuclid.org/euclid.bams/1183548782)) <a href="https://ncatlab.org/nlab/revision/diff/3-manifold/20">diff</a>, <a href="https://ncatlab.org/nlab/revision/3-manifold/20">v20</a>, <a href="https://ncatlab.org/nlab/show/3-manifold">current</a>

   added Thurston’s articles on hyperbolic 3-manifolds:

   • William Thurston, Hyperbolic Structures on 3-manifolds, I: Deformation of acylindrical manifolds, Annals of Math, 124 (1986), 203–246 (jstor:1971277, arXiv:math/9801019)

   • William Thurston, Hyperbolic Structures on 3-manifolds, II: Surface groups and 3-manifolds which fiber over the circle (arXiv:math/9801045)

   • William Thurston, Three dimensional manifolds, Kleinian groups and hyperbolic geometry, Bull. Amer. Math. Soc. (N.S.) Volume 6, Number 3 (1982), 357-381 (euclid.bams/1183548782)

   diff, v20, current

3. • CommentRowNumber3.
   • CommentAuthorDavid_Corfield
   • CommentTimeJul 18th 2022
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   Author: David_Corfield
   Format: MarkdownItexAdded the reference * [[Sergei Gukov]], Artan Sheshmani, [[Shing-Tung Yau]], _3-manifolds and Vafa-Witten theory_ ([arXiv:2207.05775](https://arxiv.org/abs/2207.05775)). <a href="https://ncatlab.org/nlab/revision/diff/3-manifold/24">diff</a>, <a href="https://ncatlab.org/nlab/revision/3-manifold/24">v24</a>, <a href="https://ncatlab.org/nlab/show/3-manifold">current</a>

   Added the reference

   • Sergei Gukov, Artan Sheshmani, Shing-Tung Yau, 3-manifolds and Vafa-Witten theory (arXiv:2207.05775).

   diff, v24, current

4. • CommentRowNumber4.
   • CommentAuthorSamuel Adrian Antz
   • CommentTimeJun 10th 2024
   • (edited Jun 10th 2024)
   • PermaLink
   Author: Samuel Adrian Antz
   Format: MarkdownItexAdded section for special 3-manifolds (which should be expanded of course) and added [[Hantzsche-Wendt manifold]]. Edit: Renamed it into "Examples" as is the case on [[4-manifold]] and added [[3-sphere]]/[[SU(2)]] as well as $O(3)$ and [[SO(3)]]. <a href="https://ncatlab.org/nlab/revision/diff/3-manifold/27">diff</a>, <a href="https://ncatlab.org/nlab/revision/3-manifold/27">v27</a>, <a href="https://ncatlab.org/nlab/show/3-manifold">current</a>

   Added section for special 3-manifolds (which should be expanded of course) and added Hantzsche-Wendt manifold.

   Edit: Renamed it into “Examples” as is the case on 4-manifold and added 3-sphere/SU(2) as well as $O(3)$ and SO(3).

   diff, v27, current