Posts from this topic will be added to your daily email digest and your homepage feed. Hands-on impressions of The Fourth Dimension, an app that attempts to explain 4D geometry. Hands-on impressions ...
That is awesome. I've thought occasionally about how a shadow of a 3D object gets projected into 2D, and what a 4D shadow being projected into 3D might look like, but it's not something I ever figured ...