Göttingen Collection of Mathematical Models and Instruments

Case number 8

Standard helicoid Developable helicoid and cylinder through the edge of regression Helical surface Cone of third order
Cone of third order Cone of third order The tangent surfaces belonging to models 163-170
The tangent surfaces belonging to models 163-170 The tangent surfaces belonging to models 163-170 The tangent surfaces belonging to models 163-170
Curvature centre point surface Cinematic surfaces of 4. order Cinematic surfaces of 4. order
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