18 citations · 50 across the 15 of their papers we have counts for
1 paper · 2 filters
Hagen Neidhardt, Artur Stephan, Valentin Zagrebnov
The paper is devoted to evolution equations of the form ∂ ∂t u(t) = --(A + B(t))u(t), t ∈ I = [0, T ], on separable Hilbert spaces where A is a non-negative s…