PreprintCC BY 4.0arXiv
Universality of Large-Scale Geometry For Critical Random-Cluster Models
Abstract
The understanding of the behaviour of critical lattice models in two dimensions has made immense progress in the past couple of decades, with conformal invariance as its conjectured end goal. We consider here the critical random-cluster model (or FK-percolation) on a large class of graphs --- namely bi-periodic isoradial graphs --- with cluster-weight~q ∈ [1,4]. Following up on the establishment of rotational invariance at criticality in \cite{Rotation}, we prove that the large scale behaviour of these models is asymptotically the same on all such graphs. These include the critical homogeneous models on the square, triangular and hexagonal lattices.
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BibTeX
@misc{hansen2026universality,
title = {{Universality of Large-Scale Geometry For Critical Random-Cluster Models}},
author = {Ulrik Thinggaard Hansen and Ioan Manolescu},
howpublished = {arXiv},
year = {2026},
month = nov,
doi = {10.48550/arxiv.2611.00425},
eprint = {2611.00425},
archivePrefix = {arXiv},
url = {https://arxiv.org/abs/2611.00425},
note = {CC BY 4.0},
}
RIS
TY - UNPB
TI - Universality of Large-Scale Geometry For Critical Random-Cluster Models
AU - Ulrik Thinggaard Hansen
AU - Ioan Manolescu
PY - 2026
DA - 2026/11/01
PB - arXiv
DO - 10.48550/arxiv.2611.00425
UR - https://arxiv.org/abs/2611.00425
AB - The understanding of the behaviour of critical lattice models in two dimensions has made immense progress in the past couple of decades, with conformal invariance as its conjectured end goal. We consider here the critical random-cluster model (or FK-percolation) on a large class of graphs --- namely bi-periodic isoradial graphs --- with cluster-weight~q ∈ [1,4]. Following up on the establishment of rotational invariance at criticality in \cite{Rotation}, we prove that the large scale behaviour of these models is asymptotically the same on all such graphs. These include the critical homogeneous models on the square, triangular and hexagonal lattices.
ER -