Leander Geisinger

Dr. rer. nat. Leander Geisinger

leander.geisinger@hfwu.de

Professor für Quantitative Methoden in der Betriebswirtschaft

+49 7022 2011041

Campus: CI10 320

Sigmaringer Str. 25 72622 Nürtingen

Seit 2021 Professor für quantitative Methoden in der Betriebswirtschaft Fakultät für Betriebswirtschaft und Internationale Finanzen Hochschule für Wirtschaft und Umwelt Nürtingen-Geislingen
2018 – 2021 Senior Investment Manager Allianz Investment Management SE, Stuttgart
2017 – 2018 Leiter der Produktentwicklung Firmenkunden, betriebliche Altersvorsorge und Pflegevorsorge Allianz Lebensversicherungs-AG, Stuttgart
2014 – 2017 Assistent des Verantwortlichen Aktuars und Bereichsleiters Produktentwicklung und Aktuariat Allianz Lebensversicherungs-AG, Stuttgart
2012 – 2014 Lecturer und Research Fellow am Department of Mathematics und Department of Physics Princeton University, NJ, USA
2009 – 2012 Forschungsaufenthalte am Imperial College London und am Institut Mittag-Leffler, Stockholm
2011 Promotion in Mathematik an der Universität Stuttgart
2006 Fellow Intern bei McKinsey & Company Inc.

M. Beißer, L. Geisinger, and R. Korn, A worst-case approach for interest rate stresses and stock crashes, IMA Journal of Management Mathematics (2021) doi.org/10.1093/imaman/dpab019
R. L. Frank and L. Geisinger, Refined semiclassical asymptotics for fractional powers of the Laplace operator, J. Reine Angew. Math. 712 (2016), 1–37.
L. Geisinger, Poisson eigenvalue statistics for random Schrödinger operators on regular graphs, Ann. Henri Poincaré 16 (2015), no. 8, 1779–1806.
L. Geisinger, Convergence of the density of states and delocalization of eigenvectors on random regular graphs, J. Spect. Theory 5 (2015), no. 4, 783–827.
R. L. Frank and L. Geisinger, The ground state energy of a polaron in a strong magnetic field, Comm. Math. Phys. 338 (2015), no. 1, 1–29.
L. Geisinger, A short proof of Weyl’s law for fractional differential operators, J. Math. Phys. 55 (2014), no. 1, 011504.
R. L. Frank and L. Geisinger, Semi-classical analysis of the Laplace operator with Robin boundary conditions, Bull. Math. Sci. 2 (2012), no. 2, 281–319.
L. Geisinger, A. Laptev, and T. Weidl, Geometrical versions of improved Berezin-Li-Yau inequalities, Journal of Spectral Theory 1 (2011), no. 1, 87–109.
L. Geisinger and T. Weidl, Sharp spectral estimates in domains of infinite volume, Rev. Math. Phys. 23 (2011), no. 6, 615–641.
R. L. Frank and L. Geisinger, Two-term spectral asymptotics for the Dirichlet Laplacian on a bounded domain, Mathematical results in quantum physics, World Sci. Publ., Hackensack, NJ, 2011, pp. 138–147.
L. Geisinger and T. Weidl, Universal bounds for traces of the Dirichlet Laplace operator, J. Lond. Math. Soc. 82 (2010), no. 2, 395–419.
L. Geisinger, A sharp Lieb-Thirring inequality with a remainder term, Oberwolfach Reports 6 (2009), no. 1, 384–386.