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Figure 27
(a) The Conway crankshaft diagram (described in Appendix B[link]) for the D symbol of Table 9[link], labelled QC643. (b) An embedding of this tiling in the [\star{\tt 2244}({\rm a})] subgroup of [\star{\tt 246}], the U-tiling UQC1346. (c) The same symbol embedded in [\star{\tt 2244}({\rm b})], UQC1345. Single orbifold domains are highlighted and the chambers are labelled exactly as specified in the crankshaft diagram.

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ISSN: 2053-2733
Volume 65| Part 2| January 2009| Pages 81-108
doi:10.1107/S0108767308040592
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