Yes. 'A Beautiful Mind' takes cues from the actual events in John Nash's life. Although some artistic liberties might have been taken, the core story is based on his reality.
Indeed. 'A Beautiful Mind' takes inspiration from the true events and challenges faced by John Nash. The film stays relatively close to his actual story.
Sure is. The movie tells the real-life story of John Nash and his struggles with mental illness and his achievements in mathematics. It's a powerful and touching portrayal.