Linear Operators, Part I: General Theory (wiley... -

: If both move at the same maximum speed, can the lion ever catch the man?

: 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 Linear Operators, Part I: General Theory (Wiley...

: It covers the general theory of linear operators, including spectral theory and the behavior of operators in Banach spaces. : If both move at the same maximum