# A CONDITION FOR THE COMMUTATIVITY OF RINGS

• Quadri, Murtaza A. (Department of mathematics Aligarh muslim university) ;
• Ashraf, Mohd. (Department of mathematics Aligarh muslim university)
• Published : 1987.12.20

#### Abstract

In the present paper a result [10] of the authors has been generalized as follows: Let l, m, n be fixed positive integers and R be a semi prime ring in which $[(xy)^l,(xy)^m-(yx)^n]=0$ for all $x,y{\in}R$, then R is commutative.