论文标题
在$（s，r）$ - 承包商的多价操作员和一个公开问题的肯定答案
On the $(s,r)$-contractive multi-valued operator and affirmative answer to an open question
论文作者
论文摘要
当前的研究专门针对与Ovidiu Popescu引入的$（S，R）有关的一个公开问题的肯定答案。
The current research is devoted to find an affirmative answer to an open question related to $(s,r)-$contractive operators which have been introduced by Ovidiu Popescu.
