Dual Tiling
It is the dual tessellation of the truncated square tiling which has one square and two octagons at each vertex.
Read more about this topic: Tetrakis Square Tiling
Famous quotes containing the word dual:
“Thee for my recitative,
Thee in the driving storm even as now, the snow, the winter-day
declining,
Thee in thy panoply, thy measur’d dual throbbing and thy beat
convulsive,
Thy black cylindric body, golden brass and silvery steel,”
—Walt Whitman (1819–1892)