👉 In mathematics, a "featheredge" is an object that appears as a small, sharp point or crevice on the surface of a larger object. It can be thought of as a tiny indentation in a larger body, such as a piece of wood or a piece of metal.
For example, consider a cube with four vertices and a square at each vertex. The edge between these two squares is called a "featheredge," and it's a small, sharp point that appears when you
featheredge