subadditive

次加性(的), 副添加剂

释义与例句

adj.
  1. 1.

    Such that the image of a sum is at most the sum of the images of the summands.

    The square-root function is subadditive under addition because #92;sqrt#123;a#43;b#125;#92;le#92;sqrta#43;#92;sqrtb.

词源

From sub- + additive.

来源:wiktionary