P. Kunstmann

most citedRunge-Kutta time discretization of nonlinear parabolic equations studied via discrete maximal parabolic regularity

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math.FA2025

A cheap way to closed operator sums

Bernhard H. Haak, Peer Christian Kunstmann

Let $A$ and $B$ be sectorial operators in a Banach space $X$ of angles $ω_{A}$ and $ω_{B}$ , respectively, where $ω_{A} + ω_{B} < π$ . We present a simple and common approach to results on close…