Hilbert's eighteenth problem

GPTKB entity

Statements (20)
Predicate Object
gptkbp:instanceOf Hilbert problem
gptkbp:asksAbout classification of space groups
existence of polyhedra that tile space only non-periodically
gptkbp:concerns gptkb:geometry
crystallography
Penrose tiling
https://www.w3.org/2000/01/rdf-schema#label Hilbert's eighteenth problem
gptkbp:language gptkb:German
gptkbp:numberInHilbertProblems 18
gptkbp:partOf gptkb:Hilbert's_problems
gptkbp:proposedBy gptkb:David_Hilbert
International Mathematical Olympiad
gptkbp:relatedTo Penrose tiling
Einstein problem
Fedorov's classification
gptkbp:solvedBy gptkb:Roger_Penrose
Ludwig Fedorov
gptkbp:yearProposed 1900
gptkbp:bfsParent gptkb:Hilbert_problem
gptkbp:bfsLayer 7