本帖最后由 deducemath 于 2011-4-25 20:52 编辑
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回复 babyblue0328 的帖子
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关于 2、战栗(Shivers) ，网上有篇妙文详细分析游戏中的一个谜题。原始链接已损坏，还好我几年前将网页保存下来。下面跟大家共享：7 p9 ^9 _/ }7 [+ M3 O
Adventure Games, Permutations, and Spreadsheets
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References
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G. Birkhoff and S. MacLane, A Survey of Modern Algebra, revised edition, The MacMillan Company, New York, 1953.! g) b# G) B$ N, j
I. N. Herstein, Topics in Algebra, 2nd edition, John Wiley & Sons, Inc., New York, 1975.
; Y) M6 W, a" O/ ?8 uE. Spitznagel, Jr., A New Look at the Fifteen Puzzle, Mathematics Magazine, Vol. 40 (1967) 171-174.7 B8 ?% L- g9 n% g8 [+ j# J Y
S.K. Stein, Mathematics: The Man-Made Universe, W.H. Freeman and Company, New York, 1976, Third Edition.! v7 H* {" K& @# i0 L+ k8 l: ~
R.M. Wilson, Graph Puzzles, Homotopy, and the Alternating Group, Journal of Combinatorial Theory (B) 16 (1974) 86-96.
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Acknowledgment. I would like to thank my good friend George Mackiw for his encouragement and support in writing this article. |
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发表于 2011-4-25 20:35
