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2-category 2-category-theory abelian-categories adjoint algebra algebraic algebraic-geometry algebraic-topology analysis analytic-geometry arithmetic arithmetic-geometry bundles calculus categorical categories category category-theory chern-weil-theory cohesion cohesive-homotopy-theory cohesive-homotopy-type-theory cohomology colimits combinatorics complex complex-geometry computable-mathematics computer-science constructive constructive-mathematics 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 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 string string-theory 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 topicproof of coend formula for Kan extensions
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- Comments 4
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- Comments 17
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- Category Mathematics, Physics & Philosophy
- Started by Urs
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- discussion topicThe nLab in the eyes of others
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- discussion topicUnification and Anti-Unification in HoTT.
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- discussion topiccharacter map on twisted non-abelian cohomology
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- Started by Urs
- Comments 44
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- discussion topicPredicates and Equivalences
- Category Mathematics, Physics & Philosophy
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- discussion topicDoes "topos and stacks of DNN" is the tool for M-theory as autodidactic (Multi)Universe?
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- Category Mathematics, Physics & Philosophy
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- Started by Mike Shulman
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- Started by Urs
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- discussion topicdcct to go to the arXiv
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- discussion topicHegelian philosophy and foundations
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- Started by Korman
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- Category Mathematics, Physics & Philosophy
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- discussion topicReference article for the statement "perturbative theories correspond to arithmetic geometries Fp"
- Category Mathematics, Physics & Philosophy
- Started by tomr
- Comments 3
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