Abstract:We introduce the concept of alternate-edge-colourings for maps and study highly symmetric examples of such maps. Edge-biregular maps of type (k, l) occur as smooth normal quotients of a particular index two subgroup of $$T_{k,l}$$
T
k
,
l
, the full triangle group describing regular plane (k, l)-tessellations. The resulting colour-preserving automor… Show more
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