Geodesic distance in planar graphs

By J. Bouttier, P. Francesco, E. Guitter. 2003

168 citations recorded by the source corpus.

We derive the exact generating function for planar maps (genus zero fatgraphs) with vertices of arbitrary even valence and with two marked points at a fixed geodesic distance. This is done in a purely combinatorial way based on a bijection with decorated trees, leading to a recursion relation on the geodesic distance. The latter is solved exactly in terms of discrete soliton-like expressions, suggesting an underlying integrable structure. We extract from this solution the fractal dimensions at the various (multi)-critical points, as well as the precise scaling forms of the continuum two-point functions and the probability distributions for the geodesic distance in (multi)-critical random surfaces. The two-point functions are shown to obey differential equations involving the residues of the KdV hierarchy.

Subfields: Condensed Matter Physics, Mathematical Physics

View Paper: https://www.semanticscholar.org/paper/12a3db70028a5eec590dc1575bb6f6609902c889

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In Condensed Matter Physics

  1. Bergfinnur Durhuus
  2. Jean-François Le Gall
  3. Philippe Chassaing
  4. Igor Kortchemski
  5. C. Abraham
  6. Douglas Rizzolo
  7. Amaury Lambert
  8. Christina Goldschmidt

In Mathematical Physics

  1. Jean-François Le Gall
  2. Nicolas Curien
  3. Grégory Miermont
  4. Bergfinnur Durhuus
  5. Robert Sedgewick
  6. Philippe Flajolet
  7. Philippe Chassaing
  8. Jérémie Bettinelli

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