MATHEMATICAL RECREATIONS AND ESSAYS1937 |
內容
Bachet Ozanam Montucla | 2 |
History of the Problem | 6 |
Problems with a Series of Numbered Things | 14 |
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answer arithmetic arrangement Bachet Bidder calculating calculating prodigies cells centre chess-board cipher circle colour column construction containing counters Crelle's Journal cryptograph cube denote described diagonal diagram digits discs divided dominoes Dudeney eight equal Euler's example figure four fundamental solutions geometrical girls give given Hence indicated instance interchanges key number L. E. Dickson letters London loop magic square mathematical mathematicians maze mental calculation Messenger of Mathematics method motion move multiple notation obtained occupied odd nodes once one-step cyclical permutations P. G. Tait pack pairs path pawns pentagon Petrograd pieces pile placed points polygons possible prime problem queens questions re-entrant remaining represented result ring route rule selected card side similar Similarly solution St Cyr steps string String Figures suffixes suppose symbols theorem theory third thumb triangles triplets unicursal values vertical words