-
Torus to sphereToTorus
$
S(u,v) =
\begin{pmatrix}
(R + r \cos u) \cos v \\
(R + r \cos u) \sin v \\
r \sin u
\end{pmatrix}
\\
(0 \leq u, v \leq 2 \pi), (0 < r < R)
$
-
Mobius to torus
$
S(u,v) =
\begin{pmatrix}
(R + r \cos \frac{u}{2}) \cos u \\
(R + r \cos \frac{u}{2}) \sin u \\
r \sin \frac{u}{2}
\end{pmatrix}
\\
(0 \leq u \leq 2 \pi), (0 < r < R)
$
-
Pentagon To Sphere
$
S(u,v) =
\begin{pmatrix}
u \\
v \\
s u + t v
\end{pmatrix}
\\
$
-
Ponde Ring
$
S(u,v) =
\begin{pmatrix}
r \cos u \cos v \\
r \cos u \sin v \\
r \sin u
\end{pmatrix}
\\
(0 \leq u, v \leq 2 \pi), (0 < r < R)
$
-
Regular Tetrahedron
$
S(u,v) =
\begin{pmatrix}
u \\
v \\
s u + t v
\end{pmatrix}
\\
$
-
Triangle Stone
$
S(u,v) =
\begin{pmatrix}
u \\
v \\
s u + t v
\end{pmatrix}
\\
$
-
-
-
制作者のSNSとか