Concepedia

Matthias Lesch

ML

24

Publications

1.1K

Citations

19

H-Index

1993

Active since

Affiliations

University of Bonn(Current)

Humboldt-Universität zu Berlin

The Ohio State University

University of Augsburg

University of Cologne

Matthias Lesch is an author at University of Bonn specializing in functional analysis, spectral theory, and engineering.

Top concepts

Functional AnalysisSpectral TheoryEngineering

Publications per year

1993–2020

24

Publications

24

On the deficiency indices and self-adjointness of symmetric Hamiltonian systems

Matthias Lesch, M. M. Malamud · Journal of Differential Equations · 2003 · 135 citations

Spectral Theory, Hamiltonian Theory, Symmetric Hamiltonian Systems +3

On the Noncommutative Residue for Pseudodifferential Operators with log-Polyhomogeneous Symbols

Matthias Lesch · Annals of Global Analysis and Geometry · 1999 · 98 citations

Unbounded Fredholm Operators and Spectral Flow

Bernhelm Booß–Bavnbek, Matthias Lesch, John Phillips · Canadian Journal of Mathematics · 2005 · 93 citations · Full text

Spectral Theory, Separable Hilbert Space, Engineering +7

On the η-invariant of certain nonlocal boundary value problems

Jochen Brüning, Matthias Lesch · Duke Mathematical Journal · 1999 · 81 citations

Elliptic Equation, Geometric Partial Differential Equation, Riemann-hilbert Problem +8

The [eta]-invariant, Maslov index, and spectral flow for Dirac-type operators on manifolds with boundary

Paul Kirk, Matthias Lesch · Forum Mathematicum · 2004 · 74 citations

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