dual extension
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Dual basis in a field extension — In mathematics, the linear algebra concept of dual basis can be applied in the context of a finite extension L/K, by using the field trace. This requires the property that the field trace TrL/K provides a non degenerate quadratic form over K.… … Wikipedia
Dual Contracts — The Dual Contracts of 1913, also known as the Dual Subway System, were contracts for the construction and/or rehabilitation and operation of rapid transit lines in the City of New York. The majority of the lines of the present day New York Subway … Wikipedia
Dual quaternion — The set of dual quaternions is an algebra that can be used to represent spatial rigid body displacements.[1] A dual quaternion is an ordered pair of quaternions  = (A, B) and therefore is constructed from eight real parameters. Because rigid… … Wikipedia
Dual Screen — Nintendo DS Ne doit pas être confondu avec Nintendo DS Lite ou Nintendo DSi. Pour les articles homonymes, voir DS. Nintendo DS … Wikipédia en Français
Extension (mathematics) — In mathematics, the word extension has many uses. See:Analysis* Carathéodory s extension theorem * Continuous linear extension * M. Riesz extension theorem * Krein extension theorem * Hahn Banach theoremAlgebra* Abelian extension * Algebraic… … Wikipedia
Dual-band blade antenna — Contents 1 Introduction 2 Theory 2.1 Monopoles 2.1.1 Blade Antennas 2.2 Slot Antennas … Wikipedia
Dual education system — A dual education system combines apprenticeships in a company and vocational education at a vocational school in one course. This system is practiced in several countries, notably Germany, Austria, Bosnia and Herzegovina, Croatia, Serbia,… … Wikipedia
Dual-energy X-ray absorptiometry — Not to be confused with Bone scan. Dual energy X ray absorptiometry Intervention A scanner used to measure bone density with dual energy X ray absorptiometry. ICD 9 CM … Wikipedia
Dual brain theory — The dual brain theory claims that the two cerebral hemispheres of the brain may sense and react to the environment independently from one another and that as a result of traumatic experience, one half may dominate the other in order to reduce the … Wikipedia
Dual Screen Integrated — Nintendo DSi Ne doit pas être confondu avec Nintendo DS ou Nintendo DS Lite. Nintendo DSi … Wikipédia en Français
AMD Athlon 64 X2 Dual-Core — AMD Athlon 64 X2 Athlon 64 X2 Emblem Produktion: seit 2005 Produzent: AMD Prozessortakt: 1,9 … Deutsch Wikipedia
