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20202026
most citedNonradiality of second fractional eigenfunctions of thin annuli

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math.AP2025

Pohozaev-like identity for the regional fractional laplacian

Sidy M. Djitte

We establish a new integration by parts formula for the regional fractional laplacian in bounded open sets of class . As a direct application, we prove that weak so…

math.AP2025

Shape derivative approach to fractional overdetermined problems

Sidy M. Djitte, Ignace A. Minlend

We use shape derivative approach to prove that balls are the only convex and regular domains in which the fractional overdetermined problem \begin{equation*} \left\{\begi…