Four colors suffice : how the map problem was solved /
Wilson, Robin J.,author.
Originally published as: Four colours suffice. : London : Allen Lane, 2002.
Includes bibliographical references and index.
Preface to the revised color edition -- Preface to the original edition -- The four-colour problem -- The problem is posed -- Euler's famous formula -- Cayley revives the problem... -- ...and Kempe solves it -- A chapter of accidents -- A bombshell from Durham -- Crossing the Atlantic -- A new dawn breaks -- Success! -- Is it a proof? -- Chronology of events -- Glossary.
Four-color problem.
Four-color problem
Mathematical recreations
Proof theory