
Recent Posts
Archives
 November 2016
 May 2016
 March 2016
 February 2016
 December 2015
 September 2015
 March 2015
 February 2015
 January 2015
 December 2014
 November 2014
 October 2014
 September 2014
 August 2014
 July 2014
 June 2014
 May 2014
 April 2014
 March 2014
 February 2014
 January 2014
 December 2013
 November 2013
 October 2013
 September 2013
 August 2013
 July 2013
 June 2013
 May 2013
 April 2013
 March 2013
 February 2013
 January 2013
 December 2012
 November 2012
 October 2012
 September 2012
 August 2012
Categories
Meta
Corresponding Facebook page:
Follow me on Twitter
My Tweets
Category Archives: Chess
Most difficult chess problem
Neil Bickford has exhaustively searched the space of 5 × 4 slidingblock puzzles* to determine the one with the longest minimal solution. The unique result, which requires a whopping 235 moves, happens to be Bob Henderson’s Gauntlet puzzle: *subject to the … Continue reading
Posted in Chess
26 Comments
3D chess is Turingcomplete
As promised, here is the remainder of the proof of the Turingcompleteness of threedimensional chess. In the first part, we introduced the rules; in the second part, we built structures to function as logic gates and wires. Counter machines Instead of … Continue reading
Posted in Chess
2 Comments
Circuitry in 3D chess
This is the second of a projected threepart series of articles, which will ultimately prove the Turingcompleteness of threedimensional chess. In the first article, I described the basic rules of the game. In this article, I shall show how to … Continue reading
Posted in Chess
7 Comments
Threedimensional chess
This is the first of a projected series of articles investigating a natural threedimensional generalisation of chess. In the first article, I’ll briefly describe the rules and mention previous research in this area. The second article will show how to create a linearbounded … Continue reading
Posted in Chess
5 Comments