Christian Bär

Q: What Schools Are Affiliated With Christian Bär

Christian Bär is affiliated with the following schools: University of Potsdam, University of Freiburg, University of Hamburg, University of Münster, University of Bonn

Christian Bär's AcademicInfluence.com Rankings

Christian Bär

Mathematics

#3378

World Rank

#4997

Historical Rank

Differential Geometry

#41

World Rank

#48

Historical Rank

Measure Theory

#3362

World Rank

#3970

Historical Rank

mathematics Degrees

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Mathematics

Christian Bär's Degrees

PhD Mathematics University of Potsdam

Why Is Christian Bär Influential?

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According to Wikipedia, Christian Bär is a German mathematician, whose research concerns differential geometry and mathematical physics. Bär enrolled on Ph.D. studies at the University of Bonn as a student of Hans Werner Ballmann, and obtained his Ph.D in 1990.

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Christian Bär's Published Works

Number of citations in a given year to any of this author's works

Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author

Published Works

ON HARMONIC SPINORS (1998) (609)
Real Killing spinors and holonomy (1993) (445)
Generalized cylinders in semi-Riemannian and spin geometry (2003) (161)
Extrinsic Bounds for Eigenvalues of the Dirac Operator (1998) (141)
Lower eigenvalue estimates for Dirac operators (1992) (113)
The Dirac operator on space forms of positive curvature (1996) (108)
Metrics with harmonic spinors (1996) (104)
Green-Hyperbolic Operators on Globally Hyperbolic Spacetimes (2013) (96)
Boundary value problems for elliptic differential operators of first order (2011) (92)
On Nodal Sets for Dirac and Laplace Operators (1997) (85)
Quantum Field Theory on Curved Spacetimes (2009) (81)
Zero sets of solutions to semilinear elliptic systems of first order (1998) (72)
The Dirac Operator on Nilmanifolds and Collapsing Circle Bundles (1998) (66)
The Dirac operator on homogeneous spaces and its spectrum on 3-dimensional lens spaces (1992) (60)
An index theorem for Lorentzian manifolds with compact spacelike Cauchy boundary (2015) (51)
Quantum field theory on curved spacetimes : concepts and mathematical foundations (2009) (40)
Harmonic spinors on Riemann surfaces (1992) (39)
A Rigorous Geometric Derivation of the Chiral Anomaly in Curved Backgrounds (2015) (33)
Guide to Elliptic Boundary Value Problems for Dirac-Type Operators (2016) (32)
Das Spektrum von Dirac-Operatoren (1990) (27)
Initial Value Problems for Wave Equations on Manifolds (2014) (27)
DEPENDENCE OF THE DIRAC SPECTRUM ON THE SPIN STRUCTURE by Christian Bär (2000) (27)
Dirac eigenvalue estimates on surfaces (2002) (17)
Small eigenvalues of the conformal Laplacian (2002) (16)
CCR- versus CAR-quantization on curved spacetimes (2012) (16)
Upper eigenvalue estimates for Dirac operators (1992) (15)
The Einstein-Hilbert Action as a Spectral Action (2002) (15)
HEAT KERNEL ASYMPTOTICS FOR ROOTS OF GENERALIZED LAPLACIANS (2003) (14)
Elliptic Symbols (1995) (14)
The Dirac Determinant of Spherical Space Forms (2003) (13)
Harmonic spinors for twisted Dirac operators (1997) (12)
Elementary Differential Geometry: Geometry and analysis (2010) (12)
Elementary Differential Geometry (2010) (11)
Spectral bounds for Dirac operators on open manifolds (2008) (10)
Asymptotic Heat Kernel Expansion in the Semi-Classical Limit (2008) (10)
A remark on positively curved 4-manifolds (1994) (5)
Chancen und Risiken der Digitalisierung im Zusammenspiel Steuerberater und Mandanten (2015) (3)
Heat operator and $ \zeta $-function estimates for surfaces (1998) (3)
Strategische Ausrichtung und Ziele der DATEV eG zur Forcierung von Cloud Computing (2016) (2)
Global differential geometry (2012) (2)
Harmonic Spinors and Topology (1999) (1)
Diﬀerential Geometry in the Large 2022 (2022) (1)
Initial Value Problems for Wave Equations on Manifolds (2015) (1)
Lineare Algebra und analytische Geometrie (2018) (1)
The dirac fundamental tone of the hyperbolic space (1992) (1)
Elementary Differential Geometry: Preface (2010) (1)
Der digitale Change (2018) (1)
Anwendungsbezogenes Projektmanagement - Praxis und Theorie für Projektleiter (2017) (1)
Mini-workshop: Dirac Operators in Differential and Noncommutative Geometry (2006) (0)
Universität Regensburg Mathematik Classical and quantum fields on Lorentzian manifolds (2011) (0)
3 Klassische Flächentheorie (2010) (0)
Die Planung des Projektes (2017) (0)
Rahmenbedingungen für die Projektsteuerung (2017) (0)
2 5 Ja n 20 02 Dirac eigenvalue estimates on surfaces (2001) (0)
Chancen und Risiken der Digitalisierung im Zusammenspiel Steuerberater und Mandanten (2015) (0)
4 Innere Geometrie von Flächen (2010) (0)
Strategische Ausrichtung und Ziele der DATEV eG zur Forcierung von Cloud Computing (2016) (0)
B. Was sonst noch interessant ist (2018) (0)
State Arbitration : ein Überblick über die Risiken und Strategien zu ihrer Verminderung (2004) (0)
6 Geometrie und Topologie (2010) (0)
COVID-19: Winzige Moleküle belegen Herz- und Gefäßbeteiligung (2021) (0)
1 Euklidische Geometrie (2010) (0)
Zirkuläre RNAs: neue Spieler im Kreise der Genregulation (2018) (0)
Verlauf des Projektes (2017) (0)
IT-gestützte Standortauswahl bei Niederlassungen (2017) (0)
Einleitung & Ziel des Buchs (2017) (0)
SMART formulierter Projektauftrag (2017) (0)
Projektstart/Kick-Off (2017) (0)
Einleitung: Das Softwareprojekt bei der Muster GmbH (2017) (0)
Zukunftsperspektiven der myokardialen Regeneration (2018) (0)
Das Vorprojekt Software-Auswahl (2017) (0)
Informationstechnologien als Wegbereiter für den steuerberatenden Berufsstand (2016) (0)
Satzungsänderung zwecks Einführung von Mitgliederentscheiden (2011) (0)
Zukunftsperspektiven der myokardialen Regeneration (2018) (0)
Wissenschaftliche Qualitätssicherung in der Krise? (2009) (0)
MicroRNAs bei COVID-19: kleine Moleküle mit großem Potenzial? (2021) (0)
C∗-algebras (2020) (0)
Auswirkungen legislativer Vorgaben auf Software-Migrationsprojekte im kaufmännischen Bereich (2016) (0)
Online-Seminare im Kanzleiumfeld: Substitut oder Add-On? (2016) (0)
5 Geometrie und Analysis (2010) (0)
Zirkuläre RNAs: neue Spieler im Kreise der Genregulation (2018) (0)
Begriffsbestimmungen und Definitionen (2017) (0)
Mini-Workshop: New Crossroads between Mathematics and Field Theory (2013) (0)
IT-gestützte Standortauswahl bei Niederlassungen (2018) (0)
Elementary Differential Geometry: Formulary (2010) (0)
Elementary Differential Geometry: The inner geometry of surfaces (2010) (0)
No 4 CONNECTIONS ON SOLDERED PRINCIPAL BUNDLES ∗ (2005) (0)
Paths to, from and in renormalization At the confluence of rough paths, algebra, analysis and geometry (2016) (0)
Elementary Differential Geometry: List of symbols (2010) (0)
Geometry and topology (2010) (0)
Green-Hyperbolic Operators on Globally Hyperbolic Spacetimes (2014) (0)
ar X iv : 0 70 4 . 21 19 v 1 [ m at h . D G ] 1 7 A pr 2 00 7 CONFORMAL STRUCTURES IN NONCOMMUTATIVE GEOMETRY (0)
A Weak Unique Continuation Theorem (1999) (0)
Arrangement of an extendable camera on a motor vehicle (2015) (0)
2 1 Ju l 2 00 0 DEPENDENCE ON THE SPIN STRUCTURE OF THE DIRAC SPECTRUM by Christian Bär (2008) (0)
Geometric Analysis, Submanifolds and Geometry of PDE’s (2019) (0)
Elementary Differential Geometry: Euclidean geometry (2010) (0)
A Rigorous Geometric Derivation of the Chiral Anomaly in Curved Backgrounds (2016) (0)

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Other Resources About Christian Bär

What Schools Are Affiliated With Christian Bär?

Christian Bär is affiliated with the following schools:

Christian Bär's Academic­Influence.com Rankings

Christian Bär's Degrees

Why Is Christian Bär Influential?

Christian Bär's Published Works

Published Works

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What Schools Are Affiliated With Christian Bär?

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Christian Bär's AcademicInfluence.com Rankings