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Quantitative stochastic homogenization for random conductance models with stable-like jumps

  • Xin Chen,
  • Zhen-Qing Chen,
  • Takashi Kumagai,
  • Jian Wang

摘要

We consider random conductance models with long range jumps on \(\mathbb {Z}^d\) Z d , where the one-step transition probability from x to y is proportional to \(w_{x,y}|x-y|^{-d-\alpha }\) w x , y | x - y | - d - α with \(\alpha \in (0,2)\) α ( 0 , 2 ) . Assume that \(\{w_{x,y}\}_{(x,y)\in E}\) { w x , y } ( x , y ) E are independent, identically distributed and uniformly bounded non-negative random variables with \(\mathbb {E}w_{x,y}=1\) E w x , y = 1 , where E is the set of all unordered pairs on \(\mathbb {Z}^d\) Z d . We obtain a quantitative version of stochastic homogenization for these random walks, with explicit polynomial rates up to logarithmic corrections.