= Duality theories
{wiki=Category:Duality_theories}
Duality theories refer to a range of concepts across various fields in mathematics, physics, and economics, where a single problem or concept can be viewed from two different perspectives that yield equivalent results or insights. Here are a few interpretations of duality in different contexts: 1. **Mathematics**: - **Linear Programming**: In optimization, duality refers to the principle that every linear programming problem (the "primal") has a corresponding dual problem.
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