| Random-turn Hex and other selection games (2009) | |||||||||||||||
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| Overview. The game of Hex, invented independently by Piet Hein in 1942 and John Nash in 1948 [9], has two players who take turns placing stones of their respective colors on the hexagons of a rhombus-shaped hexagonal grid (see Figure 1). A player wins by completing a path connecting the two opposite sides of his or her color. Although it is easy to show | |||||||||||||||
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