Khayyam Journal of Mathematics

Khayyam Journal of Mathematics

On the fractional p-Laplacian problem via Young measures

Document Type : Original Article

Authors
Laboratory of Applied Mathematics and Scientific Computing‎, ‎Sultan Moulay Slimane University‎, ‎Beni‎ ‎ Mellal‎, ‎Morocco
Abstract
In this paper we study the existence results for a parabolic problem of the following form:
$$\begin{cases}
\frac{\partial u}{\partial t}+ (-\Delta)_p^s u=f & \text { in } \Omega\times(0,T), \\ u=0 & \text { in } (\mathbb{R}^n\backslash\Omega)\times(0,T), \\ u(x, 0)=u_0(x) & \text { in } \Omega,
\end{cases}$$
where $\Omega\subset\mathbb{R}^n$ and $(-\Delta)_p^s$ is the fractional $p$-Laplacian. Under appropriate assumptions concerning the main functions, the existence of weak solutions is obtained by applying the Galerkin method combined with the theory of Young measures.
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