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BP1187 Smaller section tiles the grid vs. not so.
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CROSSREFS

See BP1185 for the version of this solution where element-wise rotation of tiles is allowed.

Adjacent-numbered pages:
BP1182 BP1183 BP1184 BP1185 BP1186  *  BP1188 BP1189 BP1190 BP1191 BP1192

KEYWORD

allsorted, notso, grid

CONCEPT element_wise_symmetry (info | search),
tiling (info | search)

AUTHOR

Leo Crabbe

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