Frodo Baggins a family of toy koala owned by Tolkien's children), son of Bilbo Baggins and Primula Brandybuck. In the fourth draft, he was renamed Bingo Bolger-Baggins, son of Rollo Bolger and Primula Brandybuck. Tolkien did not change the name to Frodo until the third phase of writing, when much of the narrative, as far as the hobbits' arrival in Rivendell, had already taken shape. Prior to this, the name "Frodo" had been used for the character who eventually became Peregrin Took. Frodo is introduced in "The Fellowship of the Ring" as the adoptive heir of Bilbo Baggins. The chapter "A Long-expected
What Is Mathematics? What Is Mathematics? What Is Mathematics? is a mathematics book written by Richard Courant and Herbert Robbins, published in England by Oxford University Press. It is an introduction to mathematics, intended both for the mathematics student and for the general public. First published in 1941, it discusses number theory, geometry, topology and calculus. A second edition was published in 1996 with an additional chapter on recent progress in mathematics, written by Ian Stewart. The book was based on Courant's course material. Although Robbins assisted in writing a large part of the book, he had to fight for authorship. Nevertheless, Courant