Explore: Duality

Look up duality in Wiktionary, the free dictionary. Duality may refer to: Duality (mathematics), a mathematical concept Dual (category theory), a formalization

T-duality (short for target-space duality) in theoretical physics is an equivalence of two physical theories, which may be either quantum field theories

Dilemma Dual (disambiguation) Duality (disambiguation) Duality (electrical circuits) Duality (mathematics), translates concepts, theorems or mathematical

Duality principle or principle of duality may refer to: Duality (projective geometry) Duality (order theory) Duality principle (Boolean algebra) Duality

In mathematical optimization theory, duality or the duality principle is the principle that optimization problems may be viewed from either of two perspectives

of mathematical duality see more cases in Category:Duality theories Dual number, a number system used in automatic differentiation Dual (grammatical number)

unique orientation mod 2, Poincaré duality holds mod 2 without any assumption of orientation. A form of Poincaré duality was first stated, without proof

equal. By definition, strong duality holds if and only if the duality gap is equal to 0. This is opposed to weak duality (the primal problem has optimal

In mathematics, Pontryagin duality is a duality between locally compact abelian groups that allows generalizing Fourier transform to all such groups, which

instance, linear algebra duality corresponds in this way to bilinear maps from pairs of vector spaces to scalars, the duality between distributions and