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Triangular Cupola

\begin{figure}\BoxedEPSF{J03_net.epsf scaled 500}\end{figure}

Johnson Solid $J_{3}$. The bottom six Vertices are

\begin{displaymath}
(\pm{\textstyle{1\over 2}}\sqrt{3}, \pm{\textstyle{1\over 2}}, 0), (0, \pm 1, 0),
\end{displaymath}

and the top three Vertices are

\begin{displaymath}
\left({{1\over\sqrt{3}}, 0, \sqrt{2\over 3}}\right), -\left({{1\over 2\sqrt{3}}, \pm {1\over 2}, \sqrt{2\over 3}\,}\right).
\end{displaymath}

See also Johnson Solid




© 1996-9 Eric W. Weisstein
1999-05-26