A prism is a 3D shape which has a constant cross section - both ends of the solid are the same shape and anywhere you cut parallel to these ends will give you the same shape. For example, in the prism ...

Abstract: Accurate 3D spine reconstruction is crucial for diagnosing spinal diseases, but traditional X-ray imaging is limited by tissue overlap, which blurs detailed 3D anatomical structures. While ...

There are four levels to play, each divided into three stages. You start by learning the home row keys. Each stage builds on previous lessons, introducing new letters as you progress and giving you ...