Geodesic
Aztec diamonds, checkerboard graphs, and spanning trees
Journal of Algebraic Combinatorics, Tome 6 (1997) no. 3, pp. 253-257.

Voir la notice de l'article provenant de la source Electronic Library of Mathematics

Summary: This note derives the characteristic polynomial of a graph that represents nonjump moves in a generalized game of checkers. The number of spanning trees is also determined.
Keywords: aztec diamond, spanning tree, graph spectra, enumeration 
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     author = {Knuth, Donald E.},
     title = {Aztec diamonds, checkerboard graphs, and spanning trees},
     journal = {Journal of Algebraic Combinatorics},
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     url = {http://geodesic.mathdoc.fr/item/JAC_1997__6_3_a4/}
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Knuth, Donald E. Aztec diamonds, checkerboard graphs, and spanning trees. Journal of Algebraic Combinatorics, Tome 6 (1997) no. 3, pp. 253-257. http://geodesic.mathdoc.fr/item/JAC_1997__6_3_a4/