bn:03613893n
Noun Concept
Categories: Algebraic numbers, Pages using multiple image with auto scaled images, Euclidean plane geometry
EN
constructible number  constructible numbers  constructible point  Euclidean number
EN
In geometry and algebra, a real number r {\displaystyle r} is constructible if and only if, given a line segment of unit length, a line segment of length | r | {\displaystyle |r|} can be constructed with compass and straightedge in a finite number of steps. Wikipedia
Definitions
Relations
Sources
EN
In geometry and algebra, a real number r {\displaystyle r} is constructible if and only if, given a line segment of unit length, a line segment of length | r | {\displaystyle |r|} can be constructed with compass and straightedge in a finite number of steps. Wikipedia
A complex number associated to a constructible point Wikipedia Disambiguation