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2-categories 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-type-theory cohomology combinatorics complex-geometry computable-mathematics computer-science connection constructive constructive-mathematics cosmology deformation-theory descent diagrams differential differential-cohomology differential-equations differential-geometry digraphs duality education elliptic-cohomology enriched fibration foundations functional-analysis functor galois-theory gauge-theory gebra geometric-quantization geometry goodwillie-calculus graph graphs gravity grothendieck 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 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 multicategories newpage noncommutative noncommutative-geometry number-theory of operads operator operator-algebra order-theory 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-theory subobject superalgebra supergeometry svg symplectic-geometry synthetic-differential-geometry terminology theory topology topos topos-theory type type-theory universal variational-calculus

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- Discussion Type
- discussion topicSuggestions for Forum decorum
- Category n-Forum
- Started by TobyBartels
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- discussion topicMore new pages
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- discussion topicSchur functors
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- discussion topicNew pages and terminology clashes
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- Discussion Type
- discussion topiccenter of an abelian category
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- Discussion Type
- discussion topicNew stub: prime numbers
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- Discussion Type
- discussion topicPlanar Algebra
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- Comments 4
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- discussion topicDatabase of Categories
- Category Mathematics, Physics & Philosophy
- Started by Andrew Stacey
- Comments 30
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- discussion topicreal closed field
- Category Latest Changes
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- Comments 1
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- discussion topicsemialgebraic set
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- Started by Todd_Trimble
- Comments 2
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- Discussion Type
- discussion topiccohomological descent
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- Comments 5
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- Discussion Type
- discussion topicCategorical Quantum Mechanics
- Category Mathematics, Physics & Philosophy
- Started by Eric
- Comments 20
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- Last Active Jul 5th 2010

- Discussion Type
- discussion topicReduction of lifting problems in overcategories or a typo?
- Category Mathematics, Physics & Philosophy
- Started by Harry Gindi
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- discussion topicMore locale theory articles
- Category Latest Changes
- Started by TobyBartels
- Comments 2
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- Last Active Jul 3rd 2010

- Discussion Type
- discussion topicA ridiculously simple question about categories & Yoneda embedding
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- Started by Ian_Durham
- Comments 24
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- Last Active Jul 2nd 2010

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- Category nLab General Discussions
- Started by TobyBartels
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- Discussion Type
- discussion topicWhy is the induced inclusion map between pullbacks by a right fibration a deformation retract?
- Category Mathematics, Physics & Philosophy
- Started by Harry Gindi
- Comments 21
- Last comment by Harry Gindi
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- Discussion Type
- discussion topicNew page: nuclei
- Category Latest Changes
- Started by TobyBartels
- Comments 1
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- Discussion Type
- discussion topicAttention Tim van Beek
- Category nLab Technical Matters
- Started by TobyBartels
- Comments 2
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- Last Active Jul 1st 2010

- Discussion Type
- discussion topicMore Stone Spaces stubs
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- Started by TobyBartels
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- Discussion Type
- discussion topicMore abstract nonsense: too simple to be simple
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- discussion topicNotation for invertible elements of a monoid
- Category Mathematics, Physics & Philosophy
- Started by TobyBartels
- Comments 10
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- Last Active Jun 30th 2010

- Discussion Type
- discussion topicAttention Mike Shulman
- Category nLab Technical Matters
- Started by TobyBartels
- Comments 4
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- discussion topicNew page: zero-divisors
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- Started by TobyBartels
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- Discussion Type
- discussion topicUnstraightening products, and fibers of the unstraightening functor
- Category Mathematics, Physics & Philosophy
- Started by Harry Gindi
- Comments 12
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- Last Active Jun 29th 2010

- Discussion Type
- discussion topicDo the terms C-linear and *-categories already exist on the nLab?
- Category Latest Changes
- Started by Tim_van_Beek
- Comments 34
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- Last Active Jun 29th 2010

- Discussion Type
- discussion topicSome suggestions
- Category nLab Technical Matters
- Started by Kevin Lin
- Comments 16
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- Discussion Type
- discussion topicleft Kan fibration
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- Started by Urs
- Comments 12
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- Last Active Jun 27th 2010

- Discussion Type
- discussion topicFiltered diagrams, colimits, and weak equivalences
- Category Mathematics, Physics & Philosophy
- Started by Harry Gindi
- Comments 4
- Last comment by Harry Gindi
- Last Active Jun 27th 2010