Connectedness threshold conjecture for reflected random-walk ranges

From papers

Let Q=(c1)/6Q=\sqrt{({\mathbf{c}}-1)/6} and let XkX^k be the continuous-time random walk on Mk\mathcal M_k reflected off infinity, stopped when it first hits the boundary at time τk\tau_k. Reflected random-walk range connectedness conjecture. The range Xk([0,τk])VMkX^k([0,\tau_k])\subset\mathcal V\mathcal M_k is almost surely connected if Q>3/2Q>\sqrt{3/2}, equivalently c>10{\mathbf{c}}>10, and has positive probability of being non-connected if Q<3/2Q<\sqrt{3/2}, equivalently c<10{\mathbf{c}}<10. The threshold is motivated by the Euclidean dimension 3/43/4 of Brownian cut points and the conjectural correspondence between LQG singular points and map ends; the behavior at Q=3/2Q=\sqrt{3/2} is left open.

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Primary source

Ewain Gwynne and Jinwoo Sung, “Random walk reflected off of infinity, with applications to uniform spanning forests and supercritical Liouville quantum gravity”, arXiv:2506.18827 (2026).

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