Source: wikibot/bernhard-neumann
= Bernhard Neumann
{wiki=Bernhard_Neumann}
Bernhard Neumann may refer to two prominent figures in different fields: 1. **Bernhard Neumann (1909-2002)** - He was a notable German mathematician known for his contributions to group theory, especially to the theory of infinite groups and geometric group theory. His work has had a significant impact on mathematics, particularly in algebra.