Mathematical recreations and essays
BALL, Rouse W. W.
Mathematical recreations and essays W. W. Rouse Ball - London Macmillan and co ltd 1963 - 418 p.
Includes references and index
Mathematical recreations
Geometry--Famous problems
Crytography
Ciphers
Mathematical recreations and essays W. W. Rouse Ball - London Macmillan and co ltd 1963 - 418 p.
Includes references and index
Mathematical recreations
Geometry--Famous problems
Crytography
Ciphers