Picture of the month
![](http://upload.wikimedia.org/wikipedia/commons/thumb/7/7e/Pen0305c.gif/350px-Pen0305c.gif)
Credit: xJaM
A Penrose tiling, an example of a tiling that can completely cover an infinite plane, but only in a pattern which is non-repeating (aperiodic).
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A Penrose tiling, an example of a tiling that can completely cover an infinite plane, but only in a pattern which is non-repeating (aperiodic).
...Archive | Read more... |