principle of compressed mapping

• 压缩映射原理

principle of compressed mapping的用法和样例：

例句

1. The investigation of the existence of positive solutions of neutral delay differential equations with impulses is devoted by using the Banach cotraction principle.
   摘要利用压缩映射原理，讨论了中立型脉冲时滞微分方程正解的存在性。