Non-Euclidean geometry

ConceptMentioned in 1 video

Geometries where Euclid's first four postulates hold, but the fifth (parallel postulate) does not. This includes hyperbolic and spherical geometries.

Videos Mentioning Non-Euclidean geometry

How One Line in the Oldest Math Text Hinted at Hidden Universes

How One Line in the Oldest Math Text Hinted at Hidden Universes

Veritasium

Geometries where Euclid's first four postulates hold, but the fifth (parallel postulate) does not. This includes hyperbolic and spherical geometries.