It is the first known example of a single aperiodic tile, or "einstein".
He noticed a slight chip in the edge of a single tile.
A word may include a single wild tile, which can represent any letter.
Above the door, set into the stucco, was a single tile, with a man on a horse painted upon it.
Each resolution is divided by 2, until the entire image can fit in a single tile.
Second prize goes to the couple who can dance in a space the size of a single tile.
The dealer places the single remaining tile on top of this selected stack.
It is therefore possible to score points on two colours by placing a single tile.
Tiles can be any size, and it is also possible to consider the whole image as one single tile.
Inside each circle there seemed to be a small black square, as if a single tile had been removed.