left inverse

短语

词形变化

left inverses 复数 left inverses

释义与例句

n.
  1. 1.

    A related function that, given the output of the original function, returns the input that produced that output.

    数学

    In order for a function to have a left inverse it must be injective.

  2. 2.

    For a given morphism f : X → Y, its right inverse (if it has one) is a morphism s : Y → X such that s∘f= mbox id_X.

    计算机 工程 数学