I. Wood

activity

20082022

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math.FA2018

Essential spectrum for Maxwell's equations

Giovanni S. Alberti, Malcolm Brown, Marco Marletta +1

We study the essential spectrum of operator pencils associated with anisotropic Maxwell equations, with permittivity $ε$ , permeability $μ$ and conductivity $σ$ , on finite…

math.FA2016

The Proper Dissipative Extensions of a Dual Pair

Christoph Fischbacher, Sergey Naboko, Ian Wood

Let $A$ and $(- A)$ be dissipative operators on a Hilbert space $H$ and let $(A, A)$ form a dual pair, i.e. $A \subset A^{*}$ , resp.\ $\wide…