Projective planes

A few projective planes I once made. Jacques Siboni (click on image to zoom)

[tab: CrossCap 1]
R. S. I. on a Cross Cap

R. S. I. on a Cross Cap: Real is in red, Symbolic in purple, Imaginary in green

[tab: Point Singularity]
Projective Plane with a point singularity

Projective Plane with a point singularity

[tab: Soap Bubble]
Projective Plan with a point singularity made with soap bubble

Projective Plan with a point singularity made with soap bubble

[tab: CrossCap 2]
Cross Cap

Cross Cap

[tab: CrossCap 3]
Cross Cap

Cross Cap

[tab: CrossCap 4]
Cross Cap

Cross Cap

[tab: CrossCap 5]
Cross Cap

Cross Cap

[tab: CrossCap 6]
Cross Cap

Cross Cap

[tab:END]