On an electromagnetic problem in a corner and its applications

Emilia Blåsten, Hongyu Liu, Jingni Xiao

Let ${\mathcal{K}}_{x_0}^{r_0}$ be a (non-degenerate) truncated corner in ${\mathbb{R}}^3$ with $x_0\in {\mathbb{R}}^3$ being its apex, and $\mathbf{F}_j\in C^α(\overline{\mathcal{K}^{r_0…