- Jan 17, 2001
 
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Full Story
A square wheel can roll smoothly if it travels over a roadway of the right geometric shape.
Stan Wagon, a mathematician at Macalester College in St. Paul, Minn., has a bicycle with square wheels. It's a weird contraption, but he can ride it perfectly smoothly. His secret is the shape of the road over which the wheels roll.
			
			A square wheel can roll smoothly if it travels over a roadway of the right geometric shape.
Stan Wagon, a mathematician at Macalester College in St. Paul, Minn., has a bicycle with square wheels. It's a weird contraption, but he can ride it perfectly smoothly. His secret is the shape of the road over which the wheels roll.
				
		
			
	