By Rona Gurkewitz
Innovative, stimulating and not easy e-book combines the artwork of paperfolding with making polyhedra-based types. tasks diversity from the fairly uncomplicated dice and tetrahedron to such mind-boggling fabrications because the double pentagonal pyramid and the truncated hexadecahedron. directions and diagrams integrated.
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Extra info for 3-D Geometric Origami
C. Escher utilizes different polyhedra such as the dodecahedron. Architecture: The geodesic domes of Buckminster Fuller influenced later buildings that were built in geometric shapes based on polyhedra. Astronomy: In the 16th century Johannes Kepler used the Platonic polyhedra as the basis for his theory of how the planets orbited the sun. Biology: Some viruses have coats that are shaped like icosahedra. Also, radiolaria look like stellated polyhedra with lots of points. Chemistry: The molecular structures of some substances are modeled in the shape of polyhedra.
Of edges or faces meeting at each corner: 3 Name: Cube No. of faces: 6 Shape of faces: square No. of edges: 12 No. of corners: 8 No. of edges or faces meeting at each corner: 3 Name: Octahedron No. of faces: 8 Shape of faces: equilateral triangle No. of edges: 12 No. of corners: 6 No. of edges or faces meeting at each corner: 4 Name: Dodecahedron No. of faces: 12 Shape of faces: pentagon No. of edges: 30 No. of corners: 20 No. of edges or faces meeting at each corner: 3 Name: Icosahedron No. of faces: 20 Shape of faces: equilateral triangle No.
Tabs may be added to all the flat patterns to allow assembly of the solids with glue. , Shaping Space, A Polyhedral Approach, Birkhauser, Boston, 1988 Simon and Arnstein, Modular Origami Polyhedra, Bennett Arnstein, 1989 (ISBN 0-9620058-1-9) Wenninger, Polyhedron Models, Cambridge University Press, New York, London, 1974. S. that have meetings at which people get together to improve their folding. There also are international groups. Some of these groups have conventions and/or newsletters. If you have a computer, you can communicate with other folders through the Internet.
3-D Geometric Origami by Rona Gurkewitz