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森姆·萊特 - Wikipedia

森姆·萊特

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森姆·萊特-{Samuel Loyd、Sam Loyd}-1841年1月31日1911年4月10日),美國智力遊戲設計師、趣味數學家。

萊特發明了移動15,並設計了不少國際象棋棋題。他還是七巧板的愛好者,曾出版一本含七百個七巧板構圖的書。

Image:chess_zhor_26.png
Image:chess_zver_26.png
a8 b8 c8 d8 e8 f8 g8 h8
a7 b7 c7 d7 e7 f7 g7 h7
a6 b6 c6 d6 e6 f6 g6 h6
a5 b5 c5 d5 e5 f5 g5 h5
a4 b4 c4 d4 e4 f4 g4 h4
a3 b3 c3 d3 e3 f3 g3 h3
a2 b2 c2 d2 e2 f2 g2 h2
a1 b1 c1 d1 e1 f1 g1 h1
Image:chess_zver_26.png
Image:chess_zhor_26.png
"Excelsior"

他其中一個最著名的棋題見圖。白要於五步內將死黑。

萊特將這個問題稱為Excelsior,靈感來自亨利·沃茲沃恩·朗費羅的一首詩。其解法是(highlight即可見)1. b4 Rc5+ 2. bxc5 a2 3. c6 Bc7 4. cxb7 any 5. bxa8=Q# (或bxa8=B#)。

[编辑] 書籍

  • Sam Loyd's Book of Tangram Puzzles (ISBN 0486220117): 森姆·萊特著
  • Mathematical Puzzles of Sam Loyd (ISBN 0486204987): 馬丁·葛登能編選
  • More Mathematical Puzzles of Sam Loyd (ISBN 0486207099): 馬丁·葛登能編選
  • The Puzzle King: Sam Loyd's Chess Problems and Selected Mathematical Puzzles (ISBN 1886846057): Sid Pickard編

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