JP Journal of Algebra, Number Theory and Applications
Volume 14, Issue 1, Pages 65 - 80
(June 2009)
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A GENERALIZATION OF THE n-QUEEN PROBLEM
Fumio Hazama (Japan)
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�over the ring
�of integers modulo n. A superqueen at
�is defined to be able to attack another point
�if and only if
�
�
�
�or
�The problem of our main concern is to investigate whether there exists a configuration of n superqueens on
�for any n, none of which attacks each other.