Not signed in

Want to take part in these discussions? Sign in if you have an account, or apply for one below

• Username
• Password
• Remember me

• Sign in using OpenID
• Remember me

• Forgot your password?
• Apply for membership

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.
   • CommentAuthorUrs
   • CommentTimeNov 13th 2018
   • PermaLink
   Author: Urs
   Format: MarkdownItexstub entry for the moment, to satisfy links <a href="https://ncatlab.org/nlab/revision/wallpaper+group/1">v1</a>, <a href="https://ncatlab.org/nlab/show/wallpaper+group">current</a>

   stub entry for the moment, to satisfy links

   v1, current

2. • CommentRowNumber2.
   • CommentAuthorUrs
   • CommentTimeAug 30th 2022
   • PermaLink
   Author: Urs
   Format: MarkdownItexI have added pointer to * Richard Tilley, Sec. 3.5 in: *Crystals and Crystal Structure*, Wiley (2020) &lbrack;[ISBN:978-1-119-54838-6](https://www.wiley.com/en-us/Crystals+and+Crystal+Structures,+2nd+Edition-p-9781119548386)&rbrack; and a copied Fig. 3.10 from that book into the entry -- but for the moment without further commentary <a href="https://ncatlab.org/nlab/revision/diff/wallpaper+group/7">diff</a>, <a href="https://ncatlab.org/nlab/revision/wallpaper+group/7">v7</a>, <a href="https://ncatlab.org/nlab/show/wallpaper+group">current</a>

   I have added pointer to

   • Richard Tilley, Sec. 3.5 in: Crystals and Crystal Structure, Wiley (2020) [ISBN:978-1-119-54838-6]

   and a copied Fig. 3.10 from that book into the entry – but for the moment without further commentary

   diff, v7, current