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Up: Second Level Tetraflexagon
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Figure 32:
The 12 vertices of the generic second level tetraflexagon can be connected to produce tubulations.
![\begin{figure}
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\put(0,0){\epsfxsize=250pt \epsffile{2levtubmap.eps}}
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Figure 33:
Permutation of the squares along the strip for a tubulating second level tetraflexagon.
![\begin{figure}
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Figure 34:
Top side of the tubulating second level tetraflexagon. Two strips are shown, sufficient to make both of the two sectors which the flexagon requires.
![\begin{figure}
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...226,0){\epsfxsize=160pt \epsffile{2levtubstript.eps}}
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Figure 35:
Bottom side of the tubulating second level tetraflexagon. Two strips are shown, sufficient to make both of the two sectors which the flexagon requires.
![\begin{figure}
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(400,470)
\put(20,0){\epsfxsize=160pt \epsffile{2...
...226,0){\epsfxsize=160pt \epsffile{2levtubstripb.eps}}
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Microcomputadoras
2000-11-01