New posts in 3D

3D rotation orientation

Count the number of shapes in a polyhedron.

Minimal surfaces for planar octagons and nonagons

Making a regular tetrahedron out of concrete

Equation of a plane passing through 3 points

Proving the area is irrational for triangle with integer vertices

Example of a heptagonal polyhedron?

Extend triangular grid to 3D space?

I would like help identifying the rigorous classification of this 'surface' geometry based on my interpretation of 3D models.

One-point perspective formula