👉 Untenlessness is a concept in mathematics, physics, and philosophy that refers to something being perfectly consistent or maintaining its position without any change. It is often used to describe natural phenomena such as the stability of planets or the consistency of laws of motion. In mathematics, it can refer to the idea that certain mathematical structures are uniquely defined by their structure rather than by their properties. For example, in physics, a system is untensless if all its degrees of freedom are simultaneously zero, which means