**principle of duality** — 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… … Useful english dictionary

**Duality principle** — or principle of duality may refer to: Duality (projective geometry) Duality (order theory) Duality principle (Boolean algebra) Duality principle for sets Duality principle (optimization theory) Lagrange duality Duality principle in functional… … Wikipedia

**duality** — by Ashley Woodward Duality is one of Baudrillard s most central ideas, with which many of his other concepts and contentions have an integral relation: reversibility is an applied form of duality (PW), seduction is always a dual relation… … The Baudrillard dictionary

**Duality (projective geometry)** — A striking feature of projective planes is the symmetry of the roles played by points and lines in the definitions and theorems, and (plane) duality is the formalization of this metamathematical concept. There are two approaches to the subject of … Wikipedia

**Duality (mathematics)** — In mathematics, a duality, generally speaking, translates concepts, theorems or mathematical structures into other concepts, theorems or structures, in a one to one fashion, often (but not always) by means of an involution operation: if the dual… … Wikipedia

**duality principle** — Math. the principle that a mathematical duality exists under certain conditions. Also called principle of duality. * * * … Universalium

**duality principle** — Math. the principle that a mathematical duality exists under certain conditions. Also called principle of duality … Useful english dictionary

**Duality** — may refer to: Contents 1 Mathematics 2 Philosophy, logic, and psychology 3 Science 3.1 Electrical and mechanical … Wikipedia

**duality** — /dooh al i tee, dyooh /, n. 1. a dual state or quality. 2. Math. a symmetry within a mathematical system such that a theorem remains valid if certain objects, relations, or operations are interchanged, as the interchange of points and lines in a… … Universalium

**duality principle** — dvejopumo principas statusas T sritis fizika atitikmenys: angl. duality principle vok. Dualitätsprinzip, n rus. принцип двойственности, m pranc. principe de dualité, m … Fizikos terminų žodynas