The World of HEXOMINO Mathematics　　

Hisao Shimomachi (Morioka Third High School)

Katsuyoshi Nakahara(Hiroshima Jyogakuin High School)

fig.1

Hexomino is generally defined as a figure consisting of six squares. (See fig1)

Hexomino can be studied from various points of views.

fig.2

You can find 35 different kinds of Hexomino including the figures in fig.1.

Hexomino-Puzzle is generally defined as a puzzle toy consisting of all 35

kinds of pieces to make up a rectangular with a square sticking out of the top

in the center. (See fig.2) A Japanese company, TENYO sells this toy.

You can find not less than a few hundred million kinds of varieties.

fig.3

The Umbrella Japan Mandelbrot Set The cross Into the cross

This is by far more complicated and difficult than a well-prevailed Pentomino-Puzzle.

You can enjoy making puzzles showing various kinds of figures.

These puzzles keep us entertained and never bored. (See fig.3)

We would like to introduce Hexomino’ s following points:

1. Hexomino exhibits fun with pictures, puzzles and mathematically interesting figures etc.

2. The examination of transformation to increase the variety of the puzzle’s view.

3. Various topics concerning Hexomino in the field of mathematics.

We hope you will enjoy our poster presentation.