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Figure 7:
Top side of the alternative first level tubulating tetraflexagon cutout, characterized by the sign sequence (+ + + +). The figure, taken with its backside, makes one single flexagon consisting of two sectors.
![\begin{figure}
\centering
\begin{picture}
(406,360)
\put(0,0){\epsfxsize=406pt \epsffile{1sttubltop.eps}}
\end{picture}
\end{figure}](img7.gif) |
Figure 8:
Bottom side of the alternative first level tubulating tetraflexagon cutout.
![\begin{figure}
\centering
\begin{picture}
(406,390)
\put(0,0){\epsfxsize=406pt \epsffile{1sttublbot.eps}}
\end{picture}
\end{figure}](img8.gif) |
Example user SuSE Linux 6.2
2000-09-05