cohomology

[数]上同调

词形变化

cohomologies 复数 cohomologies

释义与例句

n.
  1. 1.

    A method of contravariantly associating a family of invariant quotient groups to each algebraic or geometric object of a category, including categories of geometric and algebraic objects.

    可数 不可数 数学
  2. 2.

    A system of quotient groups associated to a topological space.

    上同调

    可数 不可数 数学

词源

From co- + homology.

来源：wiktionary