Proofs from THE BOOK contains 32 different sections, each devoted to one theorem but often containing multiple proofs and related results. It spans a broad range of mathematical fields: number theory, geometry, analysis, combinatorics and graph theory. Erdős himself made many suggestions for the book, but died before its publication. The book is illustrated by Karl Heinrich Hofmann. It has gone through three editions in English, and has also been translated into Persian, French, German, Hungarian, Italian, Japanese, Chinese, Polish, Portuguese, Russian and Spanish. Additional translations into Korean and Turkish are in preparation.
The proofs include: