Showing 2026Show all
2 papers · 1 filter
math.AP2026
On the Hersch-Weinberger inequality in higher dimensions
T. V. Anoop, Vladimir Bobkov, Mrityunjoy Ghosh +1
We investigate a reverse Faber-Krahn type inequality for the Robin Laplacian in a bounded smooth domain whose boundary has two connected components. We pro…
math.AP2026
On the nodal set conjecture for the -Laplacian in circularly symmetric domains
Vladimir Bobkov
In 1990, Pütter shown that the nodal line of any second eigenfunction of the Dirichlet Laplacian on a planar bounded simply connected domain intersects the boundary $\partial…