Étiquette : video

knot

Knot

roman

Roman surface (or Steiner surface). More info on https://en.wikipedia.org/wiki/Roman_surface.

dupin

Dupin cyclid surface. More info on https://en.wikipedia.org/wiki/Dupin_cyclide.

cross-cap

Cross-Cap surface. More info on https://en.wikipedia.org/wiki/Cross-cap