categorical dual

noun

For a given category C, its dual category Cᵒᵖ is obtained by reversing the direction of each one of the arrows of C.

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Meanings

nouncategorical dual (plural categorical duals)

plural categorical duals

  1. category theoryFor a given category C, its dual category Cᵒᵖ is obtained by reversing the direction of each one of the arrows of C.
Cite this entry
APA

categorical dual. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/categorical%20dual

MLA

“categorical dual.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/categorical%20dual. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “categorical dual,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/categorical%20dual.

Source: categorical dual on Wiktionary, CC BY-SA 4.0.