👉 A quarter space is a term used in various fields of physics and engineering. It refers to an area that occupies only one-fourth of a volume, or equivalently, it's the area within which all other areas are smaller than it by exactly half. In other words, it's the region between two parallel planes. This concept is particularly useful when dealing with three-dimensional space, where certain objects (like planets) might occupy parts of this quarter space instead of being entirely contained in it. This
