Hyperbolic Geometry
Concept
A non-Euclidean geometry where more than one parallel line can be drawn through a point not on a given line. It's visualized with curved surfaces like saddles.
Mentioned in 2 videos
Videos Mentioning Hyperbolic Geometry

How One Line in the Oldest Math Text Hinted at Hidden Universes
Veritasium
A non-Euclidean geometry where more than one parallel line can be drawn through a point not on a given line. It's visualized with curved surfaces like saddles.

Ep. 234: Ambition Without Burnout
Cal Newport
The area of mathematics Maryam Mirzakhani studied, including the dynamics of abstract surfaces, which she approach with 'slow productivity'.