4 citations · 5 across the 5 of their papers we have counts for
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math.MG2016★ 1 cited
The Quadrahelix: A Nearly Perfect Loop of Tetrahedra
Michael Elgersma, Stan Wagon
In 1958, S. Świerczkowski proved that there cannot be a closed loop of congruent interior-disjoint regular tetrahedra that meet face-to-face. Such closed loops do exist for the oth…
math.CO2016
Properties, Proved and Conjectured, of Keller, Mycielski, and Queen Graphs
Witold Jarnicki, Wendy Myrvold, Peter Saltzman +1
We prove several results about three families of graphs. For queen graphs, defined from the usual moves of a chess queen, we find the edge-chromatic number in almost all cases. In…