Category

Category may refer to:

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• Categorization, a class of things, as in "the category of all living things"
• Categories, the game
• , for more about Wikipedia categories.

Philosophy:

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• Aristotle, who classified all things into 10 categories
• Category of being,others have made similar classifications, see
• Immanuel Kant, uses the word for the preconceived notions we use to organize sense data

Mathematics:

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• Category (mathematics), from category theory, a collection of mathematical objects of the same kind, together with the structure-preserving processes between them
• category (topology)

Computer Programming:

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• Objective-C Categories permit to add methods to a class without having access to its source code

Category related Images and Photos (experimental)

An F3 Category Tornado Swirls Across a South Dakota Prairie