geometri
type: Concept
narrower: icke-euklidisk geometri
preferred label: geometria @fi
preferred label: geometry @en

euklidisk geometri
type: Concept
preferred label: euclidean geometry @en
preferred label: euklidinen geometria @fi
related: icke-euklidisk geometri

icke-euklidisk geometri
type: Concept
source: http://matta.hut.fi/matta/isom/tskhtml/geometr2.html
broader: geometri
in scheme: conceptscheme
note: Jos paralleeliaksiooma on voimassa, puhutaan euklidisesta geometriasta; jos se ei ole, kyseessä on epäeuklidinen geometria.
preferred label: epäeuklidinen geometria @fi
preferred label: non-euclidean geometry @en
related: euklidisk geometri