"Rakel has a rare talent for math, but she has never mastered the art of making friends. At nineteen, she moves to Oslo to attend university, and meets Jakob, a brilliant, older teacher. He is also working on a novel about Sofja Kovalevskaja, the first woman who became a professor in Mathematics. Just as Kovalevskaja was very close to her much older advisor, Rakel and Jakob are instantly drawn to each other and eventually become lovers, although he...