A new look at boundary perturbations of generators
Southwest Texas State University, Department of Mathematics
In this paper we show that Greiner's results on boundary perturbation can be obtained systematically and partially generalised by applying additive perturbation theorems to appropriate operator matrices.
Boundary value problems, Boundary perturbation, Strongly continuous semigroups, Operator matrices
Nickel, G. (2004). A new look at boundary perturbations of generators. <i>Electronic Journal of Differential Equations, 2004</i>(95), pp. 1-14.