On the equivalence of classical Helmholtz equation and fractional Helmholtz equation with arbitrary order
arXiv:2203.12419
Abstract
We show the equivalence of the classical Helmoltz equation and the fractional Helmholtz equation with arbitrary order. This improves a recent result of Guan, Murugan and Wei \cite{gmw2022}
arXiv comment5 pages, to appear in Comm. Contemp. Math