Definition:Dual Elements/Solid Geometry

Definition

In the context of solid geometry, dual elements are:

planes, which can be defined by two straight lines

points, which can be defined by the intersection of two straight lines.

Also see

• Definition:Dual Elements in Plane Geometry

• Definition:Solid Geometric Duality
• Definition:Plane Geometric Duality

• Definition:Dual Operations
• Definition:Dual Statements
• Principle of Duality

• Results about dual elements can be found here.