A number puzzle in which a group of arithmetical operations has some or all of its digits replaced by letters or symbols, and where the original digits must be found. In such a puzzle, each letter represents a unique digit.
Cryptarithmetic
See also
Alphametic, Digimetic, Skeleton DivisionExplore with Wolfram|Alpha
References
Bogomolny, A. "Cryptarithms." http://www.cut-the-knot.org/st_crypto.shtml.Brooke, M. One Hundred & Fifty Puzzles in Crypt-Arithmetic. New York: Dover, 1963.Kraitchik, M. "Cryptarithmetic." §3.11 in Mathematical Recreations. New York: W. W. Norton, pp. 79-83, 1942.Marks, R. W. The New Mathematics Dictionary and Handbook. New York: Bantam Books, 1964.Referenced on Wolfram|Alpha
CryptarithmeticCite this as:
Weisstein, Eric W. "Cryptarithmetic." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Cryptarithmetic.html