Titlebook: Usus Antiquus Juris Romani; Antikes Recht in leb Wolfgang Ernst,Eva Jakab Conference proceedings 2005 Springer-Verlag Berlin Heidelberg 200

指數(shù)

感激小女

土產(chǎn)

CARE

On Derivations in Near-Rings, II. We prove that . must be a commutative ring if one of the following holds: (a) . satisfies one of (i) and (ii), and . is multiplicatively central; (b) . satisfies both of (i) and (ii), ... 0, and . {0}. Some related results are also given.

圓桶

canvass