Catherine, a devoted daughter who finally comes to terms with the death of her father, a brilliant mathematician whose genius was crippled by mental insanity with the help of one of her father's former students. After his death, a notebook containing a mathematical proof is found, and Catherine claims the proof is her own.
General Note
Originally released as a motion picture in 2005.
Based on the award-winning play by David Auburn.
Special features: Deleted scenes; from stage to screen, "The making of Proof"; director commentary.