þrívíddarrúm

Þrívíddarrúm, often translated as three-dimensional space, is a geometric setting in which objects have three dimensions: length, width, and height. It is the space we inhabit and perceive daily. In mathematics and physics, it is typically represented by a coordinate system with three perpendicular axes, usually labeled x, y, and z. A point in this space is defined by its coordinates (x, y, z).

The concept of three-dimensional space is fundamental to geometry, allowing for the description and manipulation of objects like cubes, spheres, and pyramids. It is also crucial in fields such as engineering, architecture, and computer graphics, where models of real-world objects and environments are created and analyzed. Understanding how objects occupy and interact within this space is essential for many scientific and practical applications. The ability to move and orient oneself within this space defines our spatial awareness and navigation capabilities.