euclidean mathematics learning 3d cad file —

Founded euclidean mathematics learning 3d cad file models & stl files for printing
Geodesic spheres
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Geodesic domes
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Ball joint chain
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Polygonal torus
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Eight cubes
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Klein quartic
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Trefoil knot
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Saddle frame
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Helicoid frame
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skull 3d stl file
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