同时,还证明了半直和的剩余类环是整环的一个整扩张。
An integral extension construction of domains was also derived by using the semi-direct sum of rings.
但是到处人们都在死于胃溃疡,或者将他们的胃整个或一半切除;在我们的周围,永久性的切除术和死亡一直都在发生。
But people died from ulcers all over the place and were having their stomachs or half their stomachs removed; there were permanent, mutilating operations and deaths going on around us.
进一步,如果S是半素环,那么M的每个极大核是M的一个直和项。
Further, if S is a semiprime ring, then every maximal kernel of M is a direct summand of M.
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