Dual

Topics referred to by the same term

Dual or Duals may refer to: Paired/two things. Dual (mathematics), a notion of paired concepts that mirror one another. Dual (category theory), a formalization of mathematical duality. see more cases in Category:Duality theories. Dual (grammatical number), a grammatical category used in some languages. Dual county, a Gaelic games county which in both Gaelic football and hurling. Dual diagnosis, a psychiatric diagnosis of co-occurrence of substance abuse and a mental problem. Dual fertilization, simultaneous application of a P-type and N-type fertilizer. https://en.wikipedia.org/wiki/Dual

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