It is proved that a left QF-2 ring R is QF if R is either an artinian strongly right bounded ring, or a finite strongly left bounded and left Kasch ring with Soc(RR) = Soc( RR).
文摘It is proved that a left QF-2 ring R is QF if R is either an artinian strongly right bounded ring, or a finite strongly left bounded and left Kasch ring with Soc(RR) = Soc( RR).