cap product

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English

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English Wikipedia has an article on:
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Etymology

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A reference to the symbol used, ∩, in this context called "cap"; compare cup product.

Noun

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cap product (plural cap products)

  1. (topology) A method of adjoining a chain of degree p with a cochain of degree q, such that q ≤ p, to form a composite chain of degree p − q.
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