Proof ending explained

Spoiler summary page for informational search intent.

What happens at the end?

Catherine is a woman in her late twenties who is strongly devoted to her father, Robert, a brilliant and well-known mathematician whose grip on reality is beginning to slip away. As Robert descends into madness, Catherine begins to wonder if she may have inherited her father's mental illness along with his mathematical genius.

Why it matters

The ending resolves the main conflict and sets up the emotional takeaway of the story. As the index grows, this block can be auto-generated with more detailed scene-level commentary.

FAQ

Does this page contain spoilers?

Yes. The explanation summarizes major ending events and interpretation.

Where can I find similar endings and themes?

Check the similar movies page for related tone and narrative structure.