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Product Description
KOSEKOMA 0849 - Parametric surface - Astroid Torus.
A parametric surface is a surface in the Euclidean space R3 which is defined by a parametric equation with two parameters.
Astroid Torus (D = 10 cm) #001
x = (R + r cos(v)^3) cos(u)
y = r sin(v)^3
z = (R + r cos(v)^3) sin(u) u=[0,2pi] v=[0,pi]