Haruspicy 2: The anisotropic generating function of self-avoiding polygons is not D-finite

We prove that the anisotropic generating function of self-avoiding polygons is not a D-finite function--proving a conjecture of Guttmann [Discrete Math. 217 (2000) 167

• Type: Journal
• Year: 2006
• Where: JCT
• Authors: Andrew Rechnitzer
• Keywords: D-finite Function, Discrete Math, JCT 2006, Polygons