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20072026
most citedRegularity of sets with quasiminimal boundary surfaces in metric spaces

46 citations · 339 across the 63 of their papers we have counts for

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6 papers · 1 filter

math.MG2024

On Carrasco Piaggio's theorem connecting combinatorial modulus and Ahlfors regular conformal dimension

Behnam Esmayli, Ryan Schardine, Nageswari Shanmugalingam

The goal of this paper is to provide an expository description of a result of Carrasco Piaggio connecting the Ahlfors regular conformal dimension of a compact uniformly perfect dou…

math.AP2024

Fractional -Laplacians via Neumann problems in unbounded metric measure spaces

Luca Capogna, Ryan Gibara, Riikka Korte +1

We prove well-posedness, Harnack inequality and sharp regularity of solutions to a fractional -Laplace non-homogeneous equation , with , , for d…

math.FA2024★ 1 cited

Finite dimensionality of Besov spaces and potential-theoretic decomposition of metric spaces

Takashi Kumagai, Nageswari Shanmugalingam, Ryosuke Shimizu

In the context of a metric measure space , we explore the potential-theoretic implications of having a finite-dimensional Besov space. We prove that if the dimension of th…

math.AP2024

Well-posedness of Dirichlet boundary value problems for reflected fractional -Laplace-type inhomogeneous equations in compact doubling metric measure spaces

Josh Kline, Feng Li, Nageswari Shanmugalingam

In this paper we consider the setting of a locally compact, non-complete metric measure space equipped with a doubling measure , under the condition that the boundary…

math.MG2024

On homogeneous Newton-Sobolev spaces of functions in metric measure spaces of uniformly locally controlled geometry

Ryan Gibara, Ilmari Kangasniemi, Nageswari Shanmugalingam

We study the large-scale behavior of Newton-Sobolev functions on complete, connected, proper, separable metric measure spaces equipped with a Borel measure with …

math.AP2024

On the Dirichlet-to-Neumann Map for the -Laplacian on a Metric Measure Space

Ryan Gibara, Nageswari Shanmugalingam

In this note, we construct a Dirichlet-to-Neumann map, from a Besov space of functions, to the dual of this class. The Besov spaces are of functions on the boundary of a bounded, l…