: For years, it was believed the lion could always catch the man by staying on the same radius. However, in the 1950s, mathematician Abram Samoilovitch Besicovitch proved that the man can actually stay away from the lion forever by following a specific zigzag path, even in a confined space. About the Book

Aside from being a reference for pursuit games, the book itself is a monumental work in : Authors : Nelson Dunford and Jacob T. Schwartz.

: It covers the general theory of linear operators, including spectral theory and the behavior of operators in Banach spaces.

: A famished lion and a man are trapped inside a closed circular arena.

: The lion wants to eat the man; the man wants to survive.