PRINCIPLE OF DUALITY


Meaning of PRINCIPLE OF DUALITY in English

: a principle in projective geometry: from a geometric theorem another theorem may be derived by substituting in the original theorem the word point for the word line in the case of a point or line in the plane or the word point for the word plane in the case of a point or plane in space and conversely

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.