Book:Joseph S. Madachy/Mathematics on Vacation

Subject Matter

 * Recreational Mathematics

Contents



 * preface


 * 1 GEOMETRIC DISSECTIONS


 * 2 CHESSBOARD PLACEMENT PROBLEMS


 * 3 FUN WITH PAPER
 * geometric constructions with paper only
 * flexagons
 * other flexagon diversions
 * solid flexagons


 * 4 MAGIC AND ANTIMAGIC SQUARES
 * magic squares
 * miscellaneous magic configurations
 * antimagic squares
 * talisman squares


 * 5 PUZZLES AND PROBLEMS
 * problems
 * answers


 * 6 NUMBER RECREATIONS
 * numbers and their divisors
 * perfect and multiperfect numbers
 * prime numbers
 * amicable numbers
 * $0123456789$, or digital diversions
 * narcissistic numbers
 * factorial products
 * printer's "errors"
 * automorphic numbers
 * two rather large numbers


 * 7 ALPHAMETICS
 * alphametic puzzles
 * answers


 * 8 CONGLOMERATE
 * the problem of the mice
 * deployment
 * domino recreations
 * lost chords
 * bounding billiard balls


 * GLOSSARY
 * BIBLIOGRAPHY
 * INDEX

$492$ Cubed is Sum of $3$ Positive Cubes in $13$ Ways
$6$: Number Recreations: Narcissistic Numbers: Miscellaneous