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@article{769706, author = {Hliněný, Petr and Salazar, Gelasio}, article_number = {1}, keywords = {crossing number; crossing-critical graph}, language = {eng}, issn = {1571-0653}, journal = {Electronic Notes in Discrete Mathematics}, title = {Stars and Bonds in Crossing-Critical Graphs}, url = {http://tggt.cams.ehess.fr/}, volume = {31}, year = {2008} }
TY - JOUR ID - 769706 AU - Hliněný, Petr - Salazar, Gelasio PY - 2008 TI - Stars and Bonds in Crossing-Critical Graphs JF - Electronic Notes in Discrete Mathematics VL - 31 IS - 1 SP - 271-275 EP - 271-275 PB - Elsevier SN - 15710653 KW - crossing number KW - crossing-critical graph UR - http://tggt.cams.ehess.fr/ N2 - The structure of all known infinite families of crossing--critical graphs has led to the conjecture that crossing--critical graphs have bounded bandwidth. If true, this would imply that crossing--critical graphs have bounded degree, that is, that they cannot contain subdivisions of $K_{1,n}$ for arbitrarily large $n$. In this paper we prove two results that revolve around this conjecture. On the positive side, we show that crossing--critical graphs cannot contain subdivisions of $K_{2,n}$ for arbitrarily large $n$. On the negative side, we show that there are graphs with arbitrarily large maximum degree that are $2$-crossing--critical in the projective plane. ER -
HLINĚNÝ, Petr a Gelasio SALAZAR. Stars and Bonds in Crossing-Critical Graphs. \textit{Electronic Notes in Discrete Mathematics}. Elsevier, 2008, roč.~31, č.~1, s.~271-275. ISSN~1571-0653.
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