``Let Ω be a domain of RN, N≥2, with non empty boundary Γ. In these notes, we deal with the solution u of ut=F (∇u,∇2u) in Ω×(0,∞), such that u is initially zero in Ω and equals one on Γ for all positive times. Here, F is the game-theoretic p-Laplacian ΔGp or either one of the Pucci's extremal operators M±. In the spirit of works by Varadhan and Magnanini-Sakaguchi in the case of the same initial-boundary problem for the heat equation, we summarize recent results regarding the connection between the behavior for small times and the geometry of Ω. In particular, we present asymptotic formulas as t→0+ for both the values of u and of its q-means on balls touching Γ.''

Short-Time Asymptotics for Game-Theoretic p-Laplacian and Pucci Operators

Berti D.
2022-01-01

Abstract

``Let Ω be a domain of RN, N≥2, with non empty boundary Γ. In these notes, we deal with the solution u of ut=F (∇u,∇2u) in Ω×(0,∞), such that u is initially zero in Ω and equals one on Γ for all positive times. Here, F is the game-theoretic p-Laplacian ΔGp or either one of the Pucci's extremal operators M±. In the spirit of works by Varadhan and Magnanini-Sakaguchi in the case of the same initial-boundary problem for the heat equation, we summarize recent results regarding the connection between the behavior for small times and the geometry of Ω. In particular, we present asymptotic formulas as t→0+ for both the values of u and of its q-means on balls touching Γ.''
2022
Current trends in analysis, its applications and computation
Birkhäuser/Springer
Trends Math. Res. Perspect.
413
421
978-3-030-87501-5
978-3-030-87502-2
https://link.springer.com/chapter/10.1007/978-3-030-87502-2_42
Game-theoretic p-Laplacian, Pucci operators, Short-time asymptotic analysis, Varadhan formulas, q-Means on balls
Berti D.
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/2318/1931554
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