right inverse A right inverse g:Y→X of a map f:X→Y satisfies f(g(y)) = y for all y in Y. The existence of a right inverse is equivalent to f being onto, assuming the axiom of choice. See inverse function, left inverse.
right inverse
数学辞典收录了4151条数学词条，基本涵盖了常用数学知识及数学英语单词词组的翻译及用法，是数学学习的有利工具。