inverse image

短语

词形变化

inverse images 复数 inverse images

释义与例句

n.
  1. 1.

    The set of points that map to a given point (or set of points) under a specified function.

    Under the function given by f(x)#61;x², the inverse image of 4 is #92;#123;-2,2#92;#125;, as is the inverse image of #92;#123;4#92;#125;.