A Beautiful Mind is a story based on the life of the famous mathematician John Forbes Nash. His contributions to mathematics are outstanding. When he was an undergraduate, he proved Brouwer's fixed point theorem. He then broke one of Riemann's most perplexing mathematical problems and became famous for the Nash Solution. From then on, Nash provided breakthrough after breakthrough in mathematics. In 1958 John Forbes Nash was described as being 'the most promising young mathematician in the world'.