| 释义 |
near ring near ring[¦nir ¦riŋ] (mathematics) An algebraic system with two binary operations called multiplication and addition; the system is a group (not necessarily commutative) relative to addition, and multiplication is associative, and is left-distributive with respect to addition, that is, x (y + z) = xy + xz for any x, y, and z in the near ring. |