The play "Proof" by David Auburn is playing at the Booth Theatre on West 45th Street. It tells the story of Catherine, the daughter of a renowned mathematics professor named Robert, who must prove that brains actually run in the family after his death. The play also explores the male-dominated field of mathematics and questions its dominance. Catherine is played by Ayo Edebiri and Don Cheadle, who portrays Robert as a man who is losing control of his actions but cannot stop them. The production has twists and turns that keep viewers intrigued and informed.