Eternity II puzzle (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Eternity II puzzle" in English language version.

refsWebsite

Global rank English rank

4web.archive.org

1^st place

2youtube.com

9^th place

13^th place

2ghostarchive.org

32^nd place

21^st place

2mrowen.net

low place

2doi.org

2^nd place

1investegate.co.uk

low place

1acm.org

1,185^th place

840^th place

1uva.nl

3,518^th place

2,652^nd place

1shortestpath.se

low place

1sydsvenskan.se

3,092^nd place

4,868^th place

1eternityii.com

low place

1archduke.org

low place

1woodtrick.com

low place

1mit.edu

415^th place

327^th place

1sciencedirect.com

149^th place

178^th place

1worldcat.org

5^th place

1semanticscholar.org

11^th place

8^th place

acm.org

dl.acm.org

Ansótegui, Carlos; Béjar, Ramon; Fernández, Cèsar; Mateu, Carles (3 July 2008). "How Hard is a Commercial Puzzle: the Eternity II Challenge". Proceedings of the 2008 Conference on Artificial Intelligence Research and Development: Proceedings of the 11th International Conference of the Catalan Association for Artificial Intelligence. NLD: IOS Press: 99–108. doi:10.3233/978-1-58603-925-7-99. ISBN 978-1-58603-925-7.

archduke.org

"Description of Selby and Riordan's Eternity I solver method". Alex Selby (and Oliver Riordan). 16 June 2007. Retrieved 16 June 2007.

doi.org

Ansótegui, Carlos; Béjar, Ramon; Fernández, Cèsar; Mateu, Carles (3 July 2008). "How Hard is a Commercial Puzzle: the Eternity II Challenge". Proceedings of the 2008 Conference on Artificial Intelligence Research and Development: Proceedings of the 11th International Conference of the Catalan Association for Artificial Intelligence. NLD: IOS Press: 99–108. doi:10.3233/978-1-58603-925-7-99. ISBN 978-1-58603-925-7.
Takenaga, Yasuhiko; Walsh, Toby (15 September 2006). "Tetravex is NP-complete". Information Processing Letters. 99 (5): 171–174. doi:10.1016/j.ipl.2006.04.010. ISSN 0020-0190. S2CID 7228681.

eternityii.com

"Eternity II". Archived from the original (official website) on 8 February 2010. Retrieved 30 January 2011.

ghostarchive.org

"Television interview with Christopher Monckton and Brendan Owen". Mornings with Kerri-Anne, Brendan Owen's channel, YouTube. 26 July 2007. Archived from the original on 21 December 2021.
"LGR – TetraVex and the Unsolvable Puzzle". 5 February 2016. Archived from the original on 21 December 2021 – via YouTube.

investegate.co.uk

"Investegate |TOMY Announcements | TOMY: Eternity II Global Launch at Hamleys With US$2 ..." investegate.co.uk. PR Newswire. 26 July 2007. Retrieved 5 October 2020.

mit.edu

theory.lcs.mit.edu

Erik D. Demaine, Martin L. Demaine. "Jigsaw Puzzles, Edge Matching, and Polyomino Packing: Connections and Complexity" (PDF). Retrieved 12 August 2007.

mrowen.net

eternityii.mrowen.net

Owen, Brendan (2007). "Eternity II – Design". Brendan Owen's Eternity II website. Archived from the original on 10 December 2007. Retrieved 9 November 2007.
""Solving" page on Brendan Owen's Eternity II website". Archived from the original on 10 December 2007. Retrieved 9 November 2007.

sciencedirect.com

Takenaga, Yasuhiko; Walsh, Toby (15 September 2006). "Tetravex is NP-complete". Information Processing Letters. 99 (5): 171–174. doi:10.1016/j.ipl.2006.04.010. ISSN 0020-0190. S2CID 7228681.

semanticscholar.org

api.semanticscholar.org

Takenaga, Yasuhiko; Walsh, Toby (15 September 2006). "Tetravex is NP-complete". Information Processing Letters. 99 (5): 171–174. doi:10.1016/j.ipl.2006.04.010. ISSN 0020-0190. S2CID 7228681.

shortestpath.se

Verhaard, Louis. "EII Solver – Best results". shortestpath.se. Retrieved 9 October 2020.

sydsvenskan.se

http://www.sydsvenskan.se/2009-01-20/lundafamilj-bast-i-varlden-pa-svarknackt-pussel Link in Swedish

uva.nl

staff.fnwi.uva.nl

Willems, Daysel (24 June 2016). "On the Hardness of Framed Edge-Matching Puzzles" (PDF). Bachelor Thesis, Faculty of Science, University of Amsterdam.

web.archive.org

Instruction booklet (PDF, archived), published on the official website
Owen, Brendan (2007). "Eternity II – Design". Brendan Owen's Eternity II website. Archived from the original on 10 December 2007. Retrieved 9 November 2007.
"Eternity II". Archived from the original (official website) on 8 February 2010. Retrieved 30 January 2011.
""Solving" page on Brendan Owen's Eternity II website". Archived from the original on 10 December 2007. Retrieved 9 November 2007.

woodtrick.com

"£1m says this really is the hardest jigsaw". USA: Wood Trick. 4 April 2023. Retrieved 4 April 2023.

worldcat.org

Takenaga, Yasuhiko; Walsh, Toby (15 September 2006). "Tetravex is NP-complete". Information Processing Letters. 99 (5): 171–174. doi:10.1016/j.ipl.2006.04.010. ISSN 0020-0190. S2CID 7228681.

youtube.com

"Television interview with Christopher Monckton and Brendan Owen". Mornings with Kerri-Anne, Brendan Owen's channel, YouTube. 26 July 2007. Archived from the original on 21 December 2021.
"LGR – TetraVex and the Unsolvable Puzzle". 5 February 2016. Archived from the original on 21 December 2021 – via YouTube.