Operator Theory: Proceedings of the International Conference on Operator Theory, Hammamet, Tunisia, April 30 - May 3, 2018 (De Gruyter Proceedings in Mathematics)

This proceedings volume collects select contributions presented at the International Conference in Operator Theory held at Hammamet, Tunisia, on April 30 May 3, 2018. Edited and refereed by well-known experts in the field, this wide-ranging collection of survey and research articles presents the state of the art in the field of operator theory, covering topics such as operator and spectral theory, fixed point theory, functional analysis etc. * A collection of up-to-date research contributions in operator theory * Edited and refereed by renowned experts in the field * Covers wide-ranging topics such as operator and spectral theory, fixed point theory, functional analysis etc. Preface Acknowledgment Contents Elliptic differential operators with periodic and oscillating decaying coefficients Locally finite extensions and Gesztesy–Šeba realizations for the Dirac operator on a metric graph Double lacunary statistically convergent sequences of weight g Riesz probability distributions on symmetric cones A note on traces of forms with applications to the Bessel operator Pseudospectra of multivalued linear operators On the frame properties of exponentials associated to analytic families of operators and application Invariance of essential spectrum by means of generalized weak demicompactness Some results of S-pseudospectra of bounded operators in a Hilbert space Stabilization of a marine riser system by the use of viscoelastic material Sequence of linear operators converging in the generalized sense and its essential pseudospectra Left–right essential spectra of one-sided operator matrix and application Existence of Solutions for an integral equation of Chandrasekhar type in Banach algebras with respect to the weak topology Strong evolution problems in Musielak spaces Numerical solution of an axisymmetric inverse heat conduction problem Multiple solutions for nonlocal elliptic problems with concave–convex nonlinearities and weights