拟幂零积分算子的等价刻划

The equivalent characterizations of the operators of quasinilpotent operators

本文给出了一类具有非负核函数的积分算子 ,并得到了该算子为拟幂算子的充必要条件 ,该算子包括了重要的

In this paper,we define some integral operators with nonnegative kernel function,the equivalent characterizations of the operators to be quasinilpotent operators are obtained.The operators include important Hardy operator.