What is the fine-grained topic of the following text: Here in this brilliant new book, Marilyn vos Savant, the person with the highest recorded IQ in the world explains the mathematical underpinnings of Wiles’s solution, discusses the history of Fermat’s Last Theorem and other great math problems, and provides colorful stories of the great thinkers and amateurs who attempted to solve Fermat’s puzzle. Only return the topic.
Explanation of Wiles's solution to Fermat's Last Theorem and its mathematical history by Marilyn vos Savant.