Сингмастер, Дэвид: различия между версиями

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'''Дэвид Сингмастер''' ({{lang-en|David Breyer Singmaster}} (род. 1939, США<ref name="hshh" />) — [[профессор]] [[Математика|математики]] в университете {{нп5|London South Bank University||en|London South Bank University}}, [[Англия]], [[Великобритания]] в отставке. Сам себя он называет [[:en:Metagrobology|метагробологом]]{{ref-en}} (то есть человеком, который изучает, решает, создаёт головоломки)<ref name="bellos-20150817-1" /><ref name="bellos-20150817-2" />; Дэвид Сингмастер разработал [[Нотация Сингмастера|нотацию]] для записи алгоритмов [[Кубик Рубика|кубика Рубика]] и одно из первых решений<ref name="bellos-20150817-1" /><ref name="harris2008" /><ref name="linkedresources" /><ref name="ryanheise-beginner" />. Сингмастер также известен своей личной коллекцией механических [[Головоломка|головоломок]] и книг о головоломках; он интересуется [[История вычислительной техники|историей вычислительной техники]]<ref name="fbi.h-da.de" /> и [[Занимательная математика|занимательной математики]]<ref name="eldar-recchron" /><ref name="wants" /><ref>{{cite web|url=http://www.math.rwth-aachen.de/~Martin.Schoenert/Cube-Lovers/Peter_Beck__recreational_math.html|title=recreational math|publisher=Cube Lovers|author=Peter Beck|date=1987-01-20|archiveurl=httphttps://web.archive.org/web/19970808161123/http://www.math.rwth-aachen.de/~Martin.Schoenert/Cube-Lovers/Peter_Beck__recreational_math.html|archivedate=1997-08-08}}</ref>.
 
В [[Теория чисел|комбинаторной теории чисел]] существует [[гипотеза Сингмастера]], которая утверждает, что имеется конечная верхняя граница количества одинаковых чисел в [[Треугольник Паскаля|треугольнике Паскаля]] (больших единицы).
 
== Публикации ==
* ''[httphttps://www.amazon.com/dp/0894900439 Notes on Rubik's magic cube]'', David Singmaster. Enslow Pub Inc, 1981. ISBN 0-89490-043-9.<ref>Review in [https://books.google.com/books?id=_0beD5LVNugC&pg=PA802 ''Restore your cube''], [[New Scientist]], 24 September 1981.</ref>
* ''[http://www.lutterworth.com/product_info.php?products_id=1356 Handbook of Cubik Math]'', David Singmaster and Alexander Frey. {{нп5|Lutterworth Press||en|Lutterworth Press}}, 1987. ISBN 0-7188-2555-1.<ref>Review in [https://books.google.com/books?id=1kYVZ0zS4dYC&pg=PA709 ''Around the cube''], [[New Scientist]], 9 September 1982.</ref>
* ''[httphttps://www.amazon.com/Rubiks-Cubic-Compendium-Recreations-Mathematics/dp/0198532024 Rubik's Cube Compendium]'', Edited by David Singmaster [[Oxford University Press]], 21 April 1988. ISBN 0-19-853202-4.
* {{книга
|ответственный = edited by Ivor Grattan-Guinness
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|publisher = TIME
|date = 1981-03-23
|archiveurl = httphttps://web.archive.org/web/20110826140656/http://www.time.com/time/magazine/article/0,9171,952958-2,00.html
|archivedate = 2011-08-26
}}</ref>
 
<ref name="bellos-20150817-1">{{cite web
|url = httphttps://www.theguardian.com/science/2015/aug/17/can-you-solve-it-are-you-smarter-than-a-metagrobologist
|title = Can you solve it? Are you smarter than a metagrobologist?
|subtitle = Two conundrums today from David Singmaster, the puzzle aficionado’s puzzle aficionado
|author = Alex Bellos
|date = 2015-08-17
|archiveurl = httphttps://web.archive.org/web/20150817094848/http://www.theguardian.com/science/2015/aug/17/can-you-solve-it-are-you-smarter-than-a-metagrobologist
|archivedate = 2015-08-17
}}</ref>
 
<ref name="bellos-20150817-2">{{cite web
|url = httphttps://www.theguardian.com/science/2015/aug/17/did-you-solve-it-are-you-smarter-than-a-metagrobologist
|title = Did you solve it? Are you smarter than a metagrobologist?
|subtitle = The solutions to today’s two puzzles
|author = Alex Bellos
|date = 2015-08-17
|archiveurl = httphttps://web.archive.org/web/20150817194927/http://www.theguardian.com/science/2015/aug/17/did-you-solve-it-are-you-smarter-than-a-metagrobologist
|archivedate = 2015-08-17
}}</ref>
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|date = 1980-08-06
|publisher = Jeffrey W Baumann & LinkedResources
|archiveurl = httphttps://web.archive.org/web/20060304183050/http://www.linkedresources.com/teach/rubik/solution.php
|archivedate = 2006-03-04
}}</ref>
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|quote = The general layer-by-layer approach described above is credited to mathematician David Singmaster and was first published in his 1980 book "Notes on Rubik's Magic Cube"
|author = Ryan Heise
|archiveurl = httphttps://web.archive.org/web/20150926083418/http://www.ryanheise.com/cube/beginner.html
|archivedate = 2015-09-26
}}</ref>
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|author = David Singmaster
|date = 2000-01-06
|archiveurl = httphttps://web.archive.org/web/20151127231113/http://www.fbi.h-da.de/fileadmin/vmi/chronologie/main.htm
|archivedate = 2015-11-27
}}</ref>
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|author = David Singmaster
|date = 1996-08-04
|archiveurl = httphttps://web.archive.org/web/20150909110745/http://www.eldar.org/~problemi/singmast/recchron.html
|archivedate = 2015-09-09
}}</ref>
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|title = Books, magazines, records, puzzles, etc. wanted
|author = David Singmaster
|archiveurl = httphttps://web.archive.org/web/20020409150802/http://anduin.eldar.org/~problemi/singmast/wants.html
|archivedate = 2002-04-09
}}</ref>