Spiegelplane
Spiegelplane is a mathematical concept that explores the properties of planes that are symmetric with respect to a point or a line. In three-dimensional Euclidean space, a plane is a two-dimensional surface. A spiegelplane, in its simplest form, refers to a plane that can be reflected onto itself. This reflection can be about a point or a line within the plane, or it can be a more general reflection across the entire plane itself.
A common understanding of spiegelplane relates to reflectional symmetry. If a plane is a spiegelplane, it means
The term can also be used in the context of differential geometry, where it might describe a