math

Walking bookcase by Wouter Scheublin

July 18, 2010

Walking bookcase by Wouter Scheublin

Walking bookcase by Wouter Scheublin. “The movement is based on the principles of the walking platform devised by 19th century Russian mathematician Pafnuty Chebyshev… when pushed, the legs carry the object along using a complex system of cranks, links and connecting rods.

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Stellated polyhedra – mathematical models

April 29, 2009

Stellated polyhedra – mathematical models

When I was about 12, my dad and I built four stellated polyhedra (star-shaped, many-sided platonic solids). Dad, a mathematician and math teacher, used the book shown below as a resource and then worked out his own dimensions and angles (you can see his notations right in the book).

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