1. How does Catherine know about Sophie Germain?
(a) Robert gave her a book about the woman.
(b) They know each other personally and have been friends for years.
(c) She learned about her in a college course.
(d) She was one of Catherine's teachers.

2. What is Catherine's explanation as to why she wrote the proof?
(a) She was depressed because she had to quit school and move home, and decided she could learn the math herself.
(b) She was jealous of Robert and vowed that she could come up with something better.
(c) She does not claim to have written the proof.
(d) She was so excited about math and life that the ideas could not be stopped.

3. What does Claire fear about Catherine?
(a) She fears that Catherine will run away.
(b) She fears Catherine's brute strength, because they have fought many times before.
(c) She fears that Catherine will move to New York City.
(d) She fears that Catherine is talented, but tends toward instability like Robert.

4. Why is Hal at the house in Scene 1?
(a) He has been fixing the heating system.
(b) He has been working on a math problem.
(c) He has been going through Robert's notebooks.
(d) He has been going on dates with Catherine.

5. When does the first scene on Act 2 take place?
(a) It takes place an instant after the end of Act 1
(b) It takes place five years before Act 1
(c) It takes place at the same time as Act 1
(d) It takes place five years after Act 1