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In the said article, Beffara and Gayet rely on Tassion's method ([Tas16]) to prove that, under some assumptions on $\\kappa$, most notably that $\\kappa \\geq 0$ and $\\kappa(x)=O(|x|^{-325})$, the nodal set satisfies a box-crossing property. The decay exponent was then lowered to $16+\\varepsilon$ by Beliaev and Muirhead in [BM17]. 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