Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:logic
noncommutative geometry |
| gptkbp:alsoKnownAs |
gptkb:hyperbolic_geometry
|
| gptkbp:appliesTo |
gptkb:hyperbolic_plane
|
| gptkbp:contrastsWith |
gptkb:Euclidean_geometry
|
| gptkbp:developedBy |
19th century
|
| gptkbp:feature |
parallel postulate replaced
multiple parallels through a point |
| gptkbp:firstPublished |
gptkb:Nikolai_Lobachevsky
1829 |
| https://www.w3.org/2000/01/rdf-schema#label |
Lobatschewskische Geometrie
|
| gptkbp:influencedBy |
gptkb:Carl_Friedrich_Gauss
gptkb:János_Bolyai |
| gptkbp:language |
gptkb:German
|
| gptkbp:namedAfter |
gptkb:Nikolai_Lobachevsky
|
| gptkbp:property |
area of triangle depends on angle sum
angle sum of triangle less than 180 degrees no similar but non-congruent triangles |
| gptkbp:usedIn |
gptkb:cosmology
gptkb:geometry gptkb:theoretical_physics |
| gptkbp:bfsParent |
gptkb:Riemannsche_Geometrie
|
| gptkbp:bfsLayer |
7
|