Radiation Condition for Elastic Wave Equations in a Perturbed Half-Space in R3 

Hiroshi Isozaki,  Mitsuteru Kadowaki,  Michiyuki Watanabe

We introduce a radiation condition for the stationary elastic wave equation with a free boundary condition in a locally perturbed half space in ℝ3, and prove the uniqueness of the scattering solution.

Mathematical Methods in the Applied Sciences

Wiley

https://doi.org/10.1002/mma.70372