cap product

短语

词形变化

cap products 复数 cap products

释义与例句

n.
  1. 1.

    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.

    数学

词源

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

来源：wiktionary