Seminar

Failure of Fatou type theorems for Solutions to PDE of $p$-Laplace Type in Domains with Flat Boundaries $ \subset \rn{n} $ and in the unit disk of $ \rn{2} $

Geometric Aspects of Nonlinear Partial Differential Equations

01 December 14:00 - 15:00

John Lewis - University of Kentucky

Let R^n denote Euclidean n space and let Λ_k ⊂ R^n, 1 ≤ k < n−1, n ≥ 3, be a k-dimensional plane with 0 ∈ Λ_k. If n−k < p < ∞, we first discuss the Martin boundary problem for solutions to the p-Laplace equation (called p-harmonic functions) in Rn \ Λk and in R^n_+ relative to {0}. We then indicate how the results from this discussion can be used to extend the work of Tom Wolff on the failure of Fatou type theorems for p-harmonic functions in R^2_+ to p-harmonic functions in R^n\Λ_k when n−k < p < ∞ and to the unit disk in R^2+. Finally, time permitting we outline further generalizations of Tom’s work to solutions of p-Laplace type PDE (called A-harmonic functions).
Organizers
Panagiota Daskalopoulos
Columbia University
Alessio Figalli
ETH Zürich
Erik Lindgren
Uppsala University
Henrik Shahgholian
KTH Royal Institute of Technology
Susanna Terracini,
University of Turin

Program
Contact

Erik Lindgren

erik.lindgren@math.uu.se

Henrik Shahgholian

henriksh@math.kth.se

Other
information

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