Masakazu Naito, Toshiyuki Yamauchi, Hiroshi Matsui, Taishi Inoue, Yuuki
Koichiro Nishimura, Takuma Nakaoka, Daisuke Minamatsu and Ryohei Miyadera
Kwanseigakuin High School, Kobe City, Japan
Some of these games produce beautiful 3D graphs, and you can discover the
Sierpinski gasket when you look at them from certain view point.
If you are interested in beautiful graphs, please read the section "Beautiful graphs produced by variants of Nim"in this article.
The authors have used computer algebra system Mathematica a lot in their research of combinatorial games.