demonstrations.wolfram.com The Wolfram Demonstrations Project contains thousands of free interactive visualizations, with new entries added daily. Most shapes can now be rendered physically via 3D CAD/CAM, but the output of most 3D parametric surface plots is not buildable by 3D printers in the original raw form. This Demonstration shows the operations for generating surfaces parallel to the param… Contributed by: Stewart Dickson Audio created with WolframTones: tones.wolfram.com

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