University Studies 3-Fall 2013-Suggested Projects from meeting of November 14
Gordon's book, chapter 9, part 1, pp 71-75
(pdf file)
Gordon's book, chapter 9, part 2, pp 76-79 (includes puzzles 85-96)
(pdf file)
The following two research papers have special meaning
David Eppstein (UCI), Nonrepetitive Paths and Cycles in Graphs
with Application to Sudoku 17pp (pdffile)
There is no 16-Clue Sudoku: Solving the Sudoku Minimum
Number of Clues Problem via Hitting Set Enumeration 2013 43pp (pdffile)
The following three research papers were mentioned in connection with the September 26 meeting
Jean-Paul Delahaye, "The Science Behind Sudoku," (Reference [17] in TEXT) (pdffile)
Scientific American, June 2006, pp. 80-87
Michael Mepham, "Solving Sudoku" (Reference [30] in TEXT, 11 pp.) (pdffile)
Bastian Michel, "Mathematics of NRC-Sudoku," (Reference [31] in TEXT) (pdffile)
The following four research papers were mentioned in connection with the October 10 meeting
The completion of partial Latin squares, by Diane Donovan (Australasian Journal of Combinatorics v. 22 2000, pp. 247-264)
(pdffile)
Gossip Latin Squares
(pdffile)
On the Number of Latin Squares
(pdffile)
List Colouring of Latin and Sudoku Squares
(pdffile)
The following seven research papers were mentioned in connection with the October 17 meeting
[27] Graeco-Latin Squares and a Mistaken Conjecture of Euler, by Dominic Klyve and Lee Stemkoski 2006, 14pp
(pdffile)
[40] A Short Proof of the Nonexistence of a Pair of Orthogonal Latin Squares of Order Six, by Douglas Stinson 1984, 4pp
(pdffile)
[20] A Coding-Theoretic Solution to the 36 Officer Problem, by Steven Dougherty 1994, 6pp
(pdffile)
[28] Euler Squares, by H. F. MacNeish 1922, 7pp
(pdffile)
[14] Further Results on the Construction of Mutually Orthogonal Latin Squares and the Falsity of Euler's Conjecture, by R. C. Bose, S. S. Shrikande, and E. T. Parker
1960, 15pp
(pdffile)
Sudoku: Strategy versus Structure, by J. Scott Provan 2009 6pp
(pdffile)
Sets of Mutually Orthogonal Sudoku Latin Squares, by
Ryan M. Pedersen and Timothy L. Vis 2009 7pp
(pdffile)
The following nine research papers are more recent and are being mentioned here for the first time. I will make comments on some of these papers before long. In the meantime feel free to take a look at some of them.
The Sudoku completion problem with rectangular hole pattern is
NP-complete 2012, 10pp
(pdffile)
The Mathematics of Sudoku, 2012, 23pp
(pdffile)
A novel hybrid genetic algorithm for solving Sudoku
puzzles 2013 17pp (pdffile)
Entropy Minimization for Solving Sudoku 2012 11pp (pdffile)
How NOT to solve a Sudoku 2010 3pp (pdffile)
Magic Squares and Sudoku 2012 13pp (pdffile)
Modular magic sudoku 2012 17pp (pdffile)
A restarted estimation of distribution algorithm
for solving sudoku puzzles 2012 14pp (pdffile)
Solving Sudoku Puzzles with Rewriting Rules 2007 15pp
(pdffile)