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An example of singular elliptic stochastic PDE. (English) Zbl 07856281

Summary: We illustrate (some of) the analytic and probabilistic aspects of the theory of regularity structures through the study of the elliptic singular stochastic partial differential equation \((1-\Delta)u=(a+bu)\xi\) on \(\mathbb{T}^d\) in dimensions \(d=1,2\).

MSC:

60H17 Singular stochastic partial differential equations
60L30 Regularity structures
46F10 Operations with distributions and generalized functions
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