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. 2014 Feb 13;372(2008):20120041. doi: 10.1098/rsta.2012.0041

Table 3.

Orbit counts for symmetric body–bar frameworks that count as minimally rigid without symmetry (i.e. for each group S, |E| is the smallest number so that |E|≥6|B|−6 and |E| is divisible by |S|), but do not satisfy the count |E|=6|B|−6.

S trivS |E| |E0| 6|B0|−trivS fS
Inline graphic 0 6|B|−4 6|B0|−1 6|B0| 1
Inline graphic 2 6|B|−4 6|B0|−1 6|B0|−2 −1
Inline graphic 2 6|B|−5 6|B0|−1 6|B0|−2 −1
Inline graphic 2 6|B| 6|B0| 6|B0|−2 −2
Inline graphic 0 6|B| 6|B0| 6|B0| 0
Inline graphic 0 6|B| 6|B0| 6|B0| 0
Inline graphic 0 6|B| 6|B0| 6|B0| 0
Inline graphic 0 6|B| 6|B0| 6|B0| 0