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top: the SATOR letter square
bottom: the number square from Albrecht Dürer's engraving Melencolia I
1. A square that contains numbers arranged in equal rows and columns such that the sum of each row, column, and sometimes diagonal is the same.
2. A similar square containing letters in particular arrangements that spell out the same word or words.
(Mathematics) a square array of rows of integers arranged so that the sum of the integers is the same when taken vertically, horizontally, or diagonally
a square containing integers arranged in an equal number of rows and columns so that the sum of the integers in any row, column, or diagonal is the same.
A square made up of smaller squares each containing a number, popular with magicians for making talismans.