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Siamese method : ウィキペディア英語版 | Siamese method
The Siamese method, or De la Loubère method, is a simple method to construct any size of ''n''-odd magic squares (i.e. number squares in which the sums of all rows, columns and diagonals are identical). The method was brought to France in 1688 by the French mathematician and diplomat Simon de la Loubère,〔 footnote 8〕 as he was returning from his 1687 embassy to the kingdom of Siam.〔''Mathematical Circles Squared" By Phillip E. Johnson, Howard Whitley Eves, p.22〕〔''CRC Concise Encyclopedia of Mathematics'' By Eric W. Weisstein, Page 1839 ()〕〔''The Zen of Magic Squares, Circles, and Stars'' By Clifford A. Pickover Page 38 ()〕 The Siamese method makes the creation of magic squares straightforward. ==Publication==
De la Loubère published his findings in his book ''A new historical relation of the kingdom of Siam'' (''Du Royaume de Siam'', 1693), under the chapter entitled ''The problem of the magical square according to the Indians''.〔(''A new historical relation of the kingdom of Siam'' p.228 )〕 Although the method is generally qualified as "Siamese", which refers to de la Loubère's travel to the country of Siam, de la Loubère himself learnt it from a Frenchman named M.Vincent (a doctor, who had first travelled to Persia and then to Siam, and was returning to France with the de la Loubère embassy), who himself had learnt it in the city of Surat in India:〔
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