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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 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 internal-categories k-theory lie-theory limits linear linear-algebra locale localization logic mathematics measure 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 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.
   • CommentAuthorMike Shulman
   • CommentTimeSep 24th 2012
   • PermaLink
   Author: Mike Shulman
   Format: MarkdownItexCreated [[Lévy hierarchy]].

   Created Lévy hierarchy.

2. • CommentRowNumber2.
   • CommentAuthorUlrik
   • CommentTimeSep 24th 2012
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   Author: Ulrik
   Format: MarkdownItexI inserted a reference to [[prenex normal form]], which doesn't exist yet.

   I inserted a reference to prenex normal form, which doesn’t exist yet.

3. • CommentRowNumber3.
   • CommentAuthorUrs
   • CommentTimeSep 24th 2012
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   Author: Urs
   Format: MarkdownItexI have added a remark that the $\Sigma$, $\Pi$-notation refers to dependent sum/dependent product. I guess. Also made _[[stratification]]_ a link.

   I have added a remark that the $\Sigma$, $\Pi$-notation refers to dependent sum/dependent product. I guess.

   Also made stratification a link.

4. • CommentRowNumber4.
   • CommentAuthorMike Shulman
   • CommentTimeSep 25th 2012
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   Author: Mike Shulman
   Format: MarkdownItexThanks! I didn't realize [[stratification]] was a page.

   Thanks! I didn’t realize stratification was a page.

5. • CommentRowNumber5.
   • CommentAuthorUrs
   • CommentTimeSep 25th 2012
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   Author: Urs
   Format: MarkdownItex> I didn’t realize [[stratification]] was a page. Ah, it didn't exist before. What existed though was _[[stratified space]]_ and _[[filtered object]]_ and other entries mentioning stratification, so I thought I'd create an entry that can collect and redirect these links.

   I didn’t realize stratification was a page.

   Ah, it didn’t exist before. What existed though was stratified space and filtered object and other entries mentioning stratification, so I thought I’d create an entry that can collect and redirect these links.