The equivalent refraction index for the acoustic scattering by many small obstacles: with error estimates

Bashir Ahmad, Durga Prasad Challa, Mokhtar Kirane +1

Let $M$ be the number of bounded and Lipschitz regular obstacles $D_j,j:=1,...,M$ having a maximum radius $a$, $a<<1$, located in a bounded domain $\Omega$ of ${\mathbb{R}}^3$. We are…