【摘要】 设π为一个素数的集合 ,π′为π的补集 .当π不含 2时 ,本文得到了带算子群的π′闭群的结构 .当π含有素数 2时 ,本文得到了该群的某些特征性质 .更多还原

【Abstract】 Let π be a set of primes and π′ the complementary set of π .It is obtained that the structure of inner π′ closed groups with operator groups in the case that π does not include 2.And some characterization of such groups in the case that π include 2 are given.更多还原