* Dominoes on a Checker Board by Jim Loy* Dominoes on a Checker Board* Gomory's Theorem by Jay Warendorff, The Wolfram Demonstrations Project.
== Notes ====References==== External links ==*Dominoes on a Checker Board by Jim Loy*Dominoes on a Checker Board*Gomory's Theorem by Jay Warendorff, The Wolfram Demonstrations Project.