<human>:  In the book, ‘The Man Who Knew Infinity’ by James Logue, what is the name of the character who is a?
<bot>: The character who is a mathematician is Srinivasa Ramanujan. Ramanujan was a famous Indian mathematician who lived in the early 20th century. He made many important contributions to mathematics, including the famous Ramanujan series, which is a way to represent infinite sums. Ramanujan was also a great inspirational person for many mathematicians.