New posts in 3D

Transformation matrix to go from one vector to another

Find if three points in 3-dimensional space are collinear

Calculate Rotation Matrix to align Vector A to Vector B in 3d?

How to transform a set of 3D vectors into a 2D plane, from a view point of another 3D vector?

What is the tangent plane equation on the 3 spheres?

How to calculate the area of a 3D triangle?

How to cut a cube into an icosahedron?

$3D$ rotation matrix uniqueness

Will 3 lights illuminate any convex solid?

Software to display 3D surfaces