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2-category 2-category-theory abelian-categories accessible adjoint algebra algebraic algebraic-geometry algebraic-topology analysis analytic-geometry arithmetic arithmetic-geometry beauty bundles categories category category-theory chern-weil-theory cohesion cohesive-homotopy-theory cohesive-homotopy-type-theory cohomology colimits combinatorics comma complex complex-geometry computable-mathematics computer-science constructive cosmology definitions deformation-theory descent diagrams differential differential-cohomology differential-geometry digraphs duality education elliptic-cohomology enriched fibration finite foundations functional-analysis functor galois-theory gauge-theory gebra geometric-quantization geometry goodwillie-calculus graph graphs gravity group-theory 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 infinity integration-theory k-theory kan lie-theory limit limits linear linear-algebra locale localization logic manifolds mathematics measure-theory modal-logic model model-category-theory monoidal monoidal-category-theory morphism motives motivic-cohomology newpage nonassociative 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 string-theory subobject superalgebra supergeometry svg symplectic-geometry synthetic-differential-geometry terminology theory topology topos topos-theory tqft type type-theory universal

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- Discussion Type
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- Category Mathematics, Physics & Philosophy
- Started by David_Corfield
- Comments 28
- Last comment by Mike Shulman
- Last Active 9 hours ago

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- Category nLab General Discussions
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- Category Latest Changes
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- Comments 10
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- Comments 7
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- Started by zskoda
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- Category Mathematics, Physics & Philosophy
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- Comments 2
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- Category Latest Changes
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- Comments 87
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- Category nLab Technical Matters
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- Comments 7
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- Category Latest Changes
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- Comments 13
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- Category n-Forum
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- Comments 1
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- Category nLab
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- Comments 1
- Last comment by Urs
- Last Active 4 days ago

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- Category Latest Changes
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- Comments 15
- Last comment by Mike Shulman
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- Category Latest Changes
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- Comments 65
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- Comments 5
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- Comments 3
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- Category Latest Changes
- Started by Urs
- Comments 4
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- Category Latest Changes
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- Comments 20
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- Category nLab Technical Matters
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- Category Latest Changes
- Started by Urs
- Comments 1
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- Discussion Type
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- Category Latest Changes
- Started by Urs
- Comments 1
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- Category nLab
- Started by Urs
- Comments 5
- Last comment by zskoda
- Last Active Aug 9th 2017

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- discussion topicprojective space
- Category Latest Changes
- Started by Urs
- Comments 6
- Last comment by Urs
- Last Active Aug 9th 2017

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- Category nLab Technical Matters
- Started by Peter Heinig
- Comments 5
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- Last Active Aug 8th 2017