A Geometric Inspection of Pennsylvanian Dutch Hex Signs

Evan G. Evans and Reza Sarhangi
Bridges London: Mathematics, Music, Art, Architecture, Culture (2006)
Pages 625–630


This paper discusses the mathematics that is involved in the construction of “Hex Signs” and describes the construction of such signs. Hex Signs are circular discs with intricate geometric designs with specific meanings that were hung on barns in the “Pennsylvania Dutch” region of the United States. Common designs include: Rosettes, Birds, and Star Polygons.