sisäkierteestä
Sisäkierteestä, also known as the inner circle or inner boundary, is a concept that appears in various fields, including mathematics, physics, and engineering. In mathematics, particularly in geometry, the inner circle of a shape is the largest circle that can be inscribed within that shape, touching all its sides. For example, in a triangle, the inner circle is called the incircle, and its center is known as the incenter. The radius of the inner circle is the inradius, which is the perpendicular distance from the incenter to any side of the triangle.
In physics, the term "inner circle" can refer to the core or central part of a system
In engineering, the inner circle can denote the internal boundary or limit of a component or system.
The concept of the inner circle is fundamental in understanding the properties and behaviors of various systems