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Fakultät für Mathematik
Anschrift
Thea-Leymann-Str. 9
45127 Essen
45127 Essen
Raum
WSC-W-3.21
Telefon
Telefax
Funktionen
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Professor/in, Mathematik / Campus Essen
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Gruppe der Professorinnen und Professoren, Fakultätsrat
Aktuelle Veranstaltungen
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2022 SS
Vergangene Veranstaltungen (max. 10)
Die folgenden Publikationen sind in der Online-Universitätsbibliographie der Universität Duisburg-Essen verzeichnet. Weitere Informationen finden Sie gegebenenfalls auch auf den persönlichen Webseiten der Person.
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Multilevel Picard approximations for McKean-Vlasov stochastic differential equationsIn: Journal of Mathematical Analysis and Applications Jg. 507 (2022) Nr. 1,
ISSN: 1096-0813; 0022-247XOnline Volltext: dx.doi.org/ (Open Access) -
A stochastic Gronwall inequality and applications to moments, strong completeness, strong local Lipschitz continuity, and perturbationsIn: Annales de l'Institut Henri Poincaré (B): Probability and Statistics Jg. 57 (2021) Nr. 2, S. 603 - 626
ISSN: 0246-0203; 1778-7017Online Volltext: dx.doi.org/ (Open Access) -
Convergence in Hölder norms with applications to Monte Carlo methods in infinite dimensionsIn: IMA Journal of Numerical Analysis Jg. 41 (2021) Nr. 1, S. 493 - 548
ISSN: 1464-3642; 0272-4979Online Volltext: dx.doi.org/ Online Volltext (Open Access) -
Differentiability of semigroups of stochastic differential equations with Hölder-continuous diffusion coefficientsIn: ALEA: Latin American Journal of Probability and Mathematical Statistics Jg. 18 (2021) Nr. 1, S. 309 - 324
ISSN: 1980-0436Online Volltext: dx.doi.org/ (Open Access) -
Multilevel Picard iterations for solving smooth semilinear parabolic heat equationsIn: Partial Differential Equations and Applications Jg. 2 (2021) Nr. 6,
ISSN: 2662-2971; 2662-2963Online Volltext: dx.doi.org/ (Open Access) -
On existence and uniqueness properties for solutions of stochastic fixed point equationsIn: Discrete and Continuous Dynamical Systems: Series B Jg. 26 (2021) Nr. 9, S. 4927 - 4962
ISSN: 1531-3492; 1553-524XOnline Volltext: dx.doi.org/ (Open Access) -
On nonlinear Feynman-Kac formulas for viscosity solutions of semilinear parabolic partial differential equationsIn: Stochastics and Dynamics Jg. 21 (2021) Nr. 08,
ISSN: 0219-4937Online Volltext: dx.doi.org/ (Open Access) -
Overcoming the Curse of Dimensionality in the Numerical Approximation of Parabolic Partial Differential Equations with Gradient-Dependent NonlinearitiesIn: Foundations of Computational Mathematics (2021)
ISSN: 1615-3383; 1615-3375Online Volltext: dx.doi.org/ (Open Access) -
A proof that rectified deep neural networks overcome the curse of dimensionality in the numerical approximation of semilinear heat equationsIn: Partial Differential Equations and Applications Jg. 1 (2020) Nr. 2,
ISSN: 2662-2971; 2662-2963Online Volltext: dx.doi.org/ (Open Access) -
Multilevel picard approximations of high-dimensional semilinear parabolic differential equations with gradient-dependent nonlinearitiesIn: SIAM Journal on Numerical Analysis Jg. 58 (2020) Nr. 2, S. 929 - 961
ISSN: 0036-1429; 1095-7170; 0887-459XOnline Volltext: dx.doi.org/ (Open Access) -
Numerical Simulations for Full History Recursive Multilevel Picard Approximations for Systems of High-Dimensional Partial Differential EquationsIn: Communications in Computational Physics Jg. 28 (2020) Nr. 5, S. 2109 - 2138
ISSN: 1815-2406; 1991-7120Online Volltext: dx.doi.org/ (Open Access) -
On a perturbation theory and on strong convergence rates for stochastic ordinary and partial differential equations with nonglobally monotone coefficientsIn: Annals of Probability Jg. 48 (2020) Nr. 1, S. 53 - 93
ISSN: 2168-894X; 0091-1798Online Volltext: dx.doi.org/ (Open Access) -
Overcoming the curse of dimensionality in the approximative pricing of financial derivatives with default risksIn: Electronic Journal of Probability Jg. 25 (2020) S. 101
ISSN: 1083-6489Online Volltext: dx.doi.org/ (Open Access) -
Overcoming the curse of dimensionality in the approximative pricing of financial derivatives with default risksIn: Electronic Journal of Probability Jg. 25 (2020) S. 101
ISSN: 1083-6489Online Volltext: dx.doi.org/ (Open Access) -
Overcoming the curse of dimensionality in the numerical approximation of Allen-Cahn partial differential equations via truncated full-history recursive multilevel Picard approximationsIn: Journal of Numerical Mathematics Jg. 28 (2020) Nr. 4, S. 197 - 222
ISSN: 1570-2820; 1569-3953; 0928-0200Online Volltext: dx.doi.org/ (Open Access) -
Overcoming the curse of dimensionality in the numerical approximation of semilinear parabolic partial differential equations : Overcoming the curse of dimensionalityIn: Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences Jg. 476 (2020) Nr. 2244, S. 20200072
ISSN: 1471-2946; 1364-5021; 0962-8444Online Volltext: dx.doi.org/ (Open Access) -
Propagation of chaos and the many-demes limit for weakly interacting diffusions in the sparse regimeIn: The Annals of Applied Probability Jg. 30 (2020) Nr. 5, S. 2311 - 2354
ISSN: 1050-5164; 2168-8737Online Volltext: dx.doi.org/ Online Volltext (Open Access) -
On Multilevel Picard Numerical Approximations for High-Dimensional Nonlinear Parabolic Partial Differential Equations and High-Dimensional Nonlinear Backward Stochastic Differential EquationsIn: Journal of Scientific Computing (2019)
ISSN: 0885-7474Online Volltext: dx.doi.org/ (Open Access) -
Zufällige Strukturen in der Evolutionsbiologie : Ohne Zufall keine EvolutionIn: Unikate: Berichte aus Forschung und Lehre (2019) Nr. 53: Mathematik - Herausforderung des Nichtlinearen, S. 79 - 88
ISBN: 978-3-934359-53-6 ISSN: 0944-6060; 1869-3881Online Volltext: dx.doi.org/ Online Volltext (Open Access) -
Exponential integrability properties of numerical approximation processes for nonlinear stochastic differential equationsIn: Mathematics of Computation Jg. 87 (2018) Nr. 311, S. 1353 - 1413
ISSN: 1088-6842; 0025-5718Online Volltext: dx.doi.org/ Online Volltext (Open Access) -
Strong convergence of full-discrete nonlinearity-truncated accelerated exponential Euler-type approximations for stochastic Kuramoto-Sivashinsky equationsIn: Communications in Mathematical Sciences Jg. 16 (2018) Nr. 6, S. 1489 - 1529
ISSN: 1945-0796; 1539-6746Online Volltext: dx.doi.org/ (Open Access) -
Altruistic defense traits in structured populationsIn: De.arxiv.org Jg. 2015 (2015) S. 1505.02154
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Loss of regularity for Kolmogorov equationsIn: The annals of probability Jg. 43 (2015) Nr. 2, S. 468 - 527
ISSN: 2168-894X; 0091-1798Online Volltext: dx.doi.org/ (Open Access) -
Numerical approximations of stochastic differential equations with non-globally Lipschitz continuous coefficientsIn: Memoirs of the American Mathematical Society Jg. 236 (2015) Nr. 1112,
ISSN: 1947-6221Online Volltext: dx.doi.org/ -
Stochastic averaging for multiscale Markov processes with an application to branching random walk in random environmentIn: De.arxiv.org Jg. 2015 (2015) S. 1504.01508
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Local Lipschitz continuity in the initial value and strong completeness for nonlinear stochastic differential equationsIn: De.arxiv.org Jg. 2014 (2014) S. 1309.5595
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On a perturbation theory and on strong convergence rates for stochastic ordinary and partial differential equations with non-globally monotone coefficientsIn: De.arxiv.org Jg. 2014 (2014) S. 1401.0295
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Strong convergence rates and temporal regularity for Cox-Ingersoll-Ross processes and Bessel processes with accessible boundariesIn: De.arxiv.org Jg. 2014 (2014) S. 1403.6385
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Divergence of the multilevel Monte Carlo Euler method for nonlinear stochastic differential equationsIn: The annals of applied probability Jg. 23 (2013) Nr. 5, S. 1913 - 1966
Online Volltext: dx.doi.org/ -
Ecological and genetic effects of introduced species on their native competitorsIn: Theoretical population biology : TPB Jg. 84 (2013) S. 25 - 35
ISSN: 1096-0325Online Volltext: dx.doi.org/ -
Interacting diffusions and trees of excursions : convergence and comparisonIn: Electronic journal of probability : EJP Jg. 17 (2012) Nr. paper no. 71,
ISSN: 1083-6489Online Volltext: dx.doi.org/ -
Norovirus GII.4 and GII.7 capsid sequences undergo positive selection in chronically infected patientsIn: Infection, genetics and evolution Jg. 12 (2012) Nr. 2, S. 461 - 466
ISSN: 1567-7257Online Volltext: dx.doi.org/ -
Strong convergence of an explicit numerical method for SDEs with nonglobally Lipschitz continuous coefficientsIn: The annals of applied probability Jg. 22 (2012) Nr. 4, S. 1611 - 1641
Online Volltext: dx.doi.org/ -
Convergence of the Stochastic Euler Scheme for Locally Lipschitz CoefficientsIn: Foundations of computational mathematics Jg. 11 (2011) Nr. 6, S. 657 - 706
ISSN: 1615-3383Online Volltext: dx.doi.org/ -
Strong and weak divergence in finite time of Euler's method for stochastic differential equations with non-globally Lipschitz continuous coefficientsIn: Proceedings of the Royal Society of London. Series A Jg. 467 (2011) Nr. 2130, S. 1563 - 1576
ISSN: 1471-2946Online Volltext: dx.doi.org/ -
Supercritical branching diffusions in random environmentIn: Electronic communications in probability : ECP Jg. 16 (2011) Nr. paper no. 69, S. 781 - 791
ISSN: 1083-589X -
Time reversal of some stationary jump diffusion processes from population geneticsIn: Advances in applied probability Jg. 42 (2010) Nr. 4, S. 1147 - 1171
ISSN: 1475-6064 -
Survival, Extinction and Ergodicity in a Spatially Continuous Population ModelIn: Markov Processes and Related Fields Jg. 15 (2009) Nr. 3, S. 265 - 288
ISSN: 1024-2953 -
The Virgin Island ModelIn: Electronic journal of probability : EJP Jg. 14 (2009) Nr. paper no. 39, S. 1117 - 1161
ISSN: 1083-6489 -
Ergodic Behavior of Locally Regulated Branching PopulationsIn: The annals of applied probability Jg. 17 (2007) Nr. 2, S. 474 - 501
Online Volltext: dx.doi.org/ -
Graphical representation of some duality relations in stochastic population modelsIn: Electronic communications in probability : ECP Jg. 12 (2007) Nr. paper no. 21, S. 206 - 220
ISSN: 1083-589X