中文摘要：

戴恩是20世纪初一位很有创新精神的数学家，他不仅开创了组合群论这一新的数学分支，对拓扑学和几何学的影响也是深远的。本文将对戴恩的生平、贡献和影响进行较为全面的介绍。

英文摘要：

Dehn is a very creative mathematician of early 20th century. Dehn not only created the new branch of mathematics, combinatorial group theory, but also had profound effect on topology and geometry. This paper centrally presents the life, achievement and influence of Max Dehn.