Graduate Seminar
This Graduate Seminar is open for all graduate students who are interested in “Optimization and Numerical Analysis for Partial Differential Equations with Nonsmooth Structures”. It is mainly intended as a forum for the graduate students of the IGDK to present their ongoing research infront of a friendly audience. The IGDK 1754 group in Graz is connected via video conference to the talk. Questions and interaction during the presentation are explicitly allowed.Upcoming talks
| Date | Speaker | Title | Room |
|---|
Past talks
2021
| Date | Speaker | Title | Room |
|---|---|---|---|
| July 12, 2021, 10:30 | Reymart Lagunero | Stability Analysis of a Lotka-Volterra Model with Delay | Videoconference |
| February 15, 2021, 10:30 | Benedikt Graswald | The tensor-train decomposition in quantum chemistry | Videoconference |
| February 8, 2021, 10:30 | Christof Haubner | A short Introduction to Capacity Theory and an Application | Videoconference |
| January 25, 2021, 10:30 | Johannes Milz | Reliable Error Estimates for Optimal Control of Affine-Linear PDEs with Random Inputs | Videoconference |
| January 18, 2021, 10:30 | Reymart Lagunero | A Reaction-Diffusion Model for Lipid Hydrolysis | Videoconference |
| January 11, 2021, 10:30 | Gernot Holler | How many samples are needed for reliable approximation of the best solution operator to a Gaussian linear inverse problem? | Videoconference |
2020
| Date | Speaker | Title | Room |
|---|---|---|---|
| August 10, 2020, 10:30 | Christof Haubner | Constructing analytical solution of an optimal control problem governed by a Signorini Problem | Videoconference |
| July 20, 2020, 10:30 | Reymart Lagunero | Euler-Maxwell system with delay: Well-posedness, Stability, and Decay Properties | Videoconference |
| July 6, 2020, 10:30 | Benedikt Graswald | Convexity in the TFDW model | Videoconference |
| June 29, 2020, 10:30 | Florian Beiser | Alternatives to FEM: Mesh-free Methods | Videoconference |
| June 8, 2020, 10:30 | Daniel Schaden | A multilevel approach for the robust optimal control problem | Videoconference |
| May 25, 2020, 10:30 | Niklas Behringer | Sparse optimal control for Stokes: (Discrete) Optimality conditions and choices for the measure space norm | Videoconference |
| May 18, 2020, 10:30 | Sandra Marschke | Model Order Reduction: POD-Greedy Methods | Videoconference |
| May 11, 2020, 10:30 | Richard Huber | Convergence of Discrete Tikhonov Approach in the Context of Sparse Angle Tomography | Videoconference |
| April 27, 2020, 10:30 | Gernot Holler | Error Measures and Estimators in Inverse Problems | Videoconference |
| February 3, 2020, 10:30 | Johannes Milz | Sample Average and Finite Element Approximation | MI 02.06.011 |
| January 27, 2020, 10:30 | Benedikt Graswald | Electronic excitations in DFT -- bounded vs. unbounded domains | MI 02.06.011 |
| January 13, 2020, 10:30 | Johannes Haubner | On the norm of solution operators | MI 02.06.011 |
2019
| Date | Speaker | Title | Room |
|---|---|---|---|
| December 9, 2019, 10:30 | Richard Huber | Data-Driven Evolutions of Critical Points | MI 02.06.011 |
| December 2, 2019, 10:30 | Christof Haubner | Energy Regularization in Optimal Control of a Signorini Problem | MI 02.06.011 |
| November 18-19, 2019 | IGDK Annual Meeting | MI 02.06.011 | |
| November 4, 2019, 10:30 | Niklas Behringer | What is different for Stokes? II: Jumps of the fundamental solution. | MI 02.06.011 |
| October 21, 2019, 10:30 | Niklas Behringer | What is different for Stokes? I: L2 Resolvent estimate for the pressure. | MI 02.06.011 |
| August 5, 2019, 10:30 | Sören Behr | Linear response theory and Lehmann's theorem | MI 02.06.011 |
| July 8, 2019, 10:30 | Richard Huber | Mathematical Interpretation and Analysis for Pixel-Driven Projection Methods | MI 02.06.011 |
| July 1, 2019, 10:30 | Florian Beiser | Shape Optimization under Uncertainties: Motivation and Introduction | MI 02.06.011 |
| June 24, 2019, 10:30 | Daniel Schaden | Multilevel Best Linear Unbiased Estimators | MI 02.06.011 |
| June 17, 2019, 10:30 | Sandro Belz | A Two-Dimensional Brittle Fracture Model for Thin Shells | MI 02.06.011 |
| May 27, 2019, 10:30 | Johannes Milz | Cubic Regularization for Optimization Problems in Hilbert Spaces | MI 02.06.011 |
| May 13, 2019, 10:30 | Niklas Behringer | Stokes pointwise error estimates - Application of regularity in Hoelder spaces in 3D | MI 02.06.011 |
| April 3, 2019, 10:00 | Gernot Holler | Learning nonlocal regularizers using bilevel optimization | MI 03.06.011 |
| January 21, 2019, 10:30 | Stefan Dohr | Operator Preconditioning | MI 02.06.011 |
| January 14, 2019, 10:30 | Johannes Milz | Robust and Distributionally Robust Optimization | MI 02.06.011 |
| January 7, 2019, 10:30 | Johannes Haubner | On a Poincare type inequality | MI 02.06.011 |
2018
| Date | Speaker | Title | Room |
|---|---|---|---|
| December 17, 2018, 10:30 | Richard Huber | Parameter choices for regularization of systems of inverse problems | MI 02.06.011 |
| December 3, 2018, 10:30 | Gernot Holler | Optimality conditions for bilevel optimization problems | MI 02.06.011 |
| November 06, 2018, 13:00 | Graduate Meeting with Boris Vexler | An informal meeting of all Munich based graduates to discuss the year ahead, exchange information and welcome new doctoral students | MI 02.06.011 |
| October 29, 2018, 10:30 | Sandra Marschke | Isogeometric Analysis: a FE-method using splines | MI 02.06.011 |
| October 22, 2018, 10:30 | Christof Haubner | Optimal Control of a Simplified Signorini Problem | MI 02.06.011 |
| July 31, 2018, 10:30 | Sandro Belz | Phase-Field Approximation of Free-Discontinuity Problems | MI 02.06.011 |
| July 10, 2018, 11:30 | Lucas Bonifacius | Mild, weak, strong, classical solutions... | MI 02.06.011 |
| July 2, 2018, 10:30 | Piotr Swierczynski | Energy-corrected FEM for parabolic problems | MI 02.06.011 |
| May 28, 2018, 10:30 | Sandro Belz | Existence of Solutions of Free-Discontinuity Pronblems | MI 02.06.011 |
| May 14, 2018, 10:30 | Stefan Dohr | A parallel space-time boundary element method using cyclic graph decompositions | MI 02.06.011 |
| January 8, 2018, 10:30 | Johannes Haubner | Aspects of shape optimization | MI 02.06.011 |
2017
| Date | Speaker | Title | Room |
|---|---|---|---|
| December 18, 2017, 10:30 | Daniel Schaden | Multifidelity estimator | MI 02.06.011 |
| December 11, 2017, 10:30 | Dominik Hafemeyer | Variational Inequalities - Numerical Analysis | MI 02.06.011 |
| November 27, 2017, 10:30 | Lucas, Lukas, Johannes | Fragen fragen? | MI 02.06.011 |
| November 20, 2017, 10:30 | IGDK Interviews for new doctoral candidates | no Graduate Seminar | MI 02.06.011 |
| November 6, 2017, 10:30 | Anna Zubkova | Introduction to unfolding technique | MI 02.06.011 |
| October 23, 2017, 10:30 | Piotr Swierczynski | Sampling of random fields using fractional operators | MI 02.06.011 |
| October 9, 2017, 10:30 | Sandro Belz | Consistent Finite Dimensional Approximation of Phase Field Models of Brittle Fracture | MI 02.06.011 |
| September 4, 2017, 10:00 | Sören Behr | Bilinear control of evoultion equations | MI 02.06.011 |
| August 28, 2017, 10:30 | Daniel Walter | On the algorithmic solution of optimization problems on the space of vector-measures | MI 02.06.011 |
| August 21, 2017, 11:00 | Sebastian Engel | Bayesian Inverse Problems And Their Relation To Optimal Control Problems: Part 2 | MI 02.06.011 |
| August 21, 2017, 10:00 | Sebastian Engel | Bayesian Inverse Problems And Their Relation To Optimal Control Problems: Part 1 | MI 02.06.011 |
| July 31, 2017, 11:00 | Sergejs Rogovs | Maximum norm error estimates. Where does the logarithmic term come from? | MI 02.06.011 |
| July 31, 2017, 10:00 | Philipp Jarde | Time dependent vector space valued functions | MI 02.06.011 |
| July 17, 2017, 10:30 | IGDK | General discussions | MI 02.06.011 |
| July 10, 2017, 10:30 | Christian Münch | Rate-independent systems and hysteretic systems | MI 02.06.011 |
| June 19, 2017, 10:30 | Korbinian Singhammer | Partioned methods for stationary Fluid-Structure Interaction | MI 02.06.011 |
| June 12, 2017, 10:30 | Michael Kniely | Optimal excitation induced charge transfer in photovoltaic devices | MI 02.06.011 |
| March 27, 2017, 15:00 | Johannes Pfefferer | Spectral fractional operators with inhomogeneous boundary conditions | MI 03.08.011 |
| March 27, 2017, 14:30 | Dominik Meidner | hp-finite elements for fractional diffusion | MI 03.08.011 |
| March 27, 2017, 14:00 | Johannes Pfefferer | An introduction to PDEs involving the spectral fractional Laplacian | MI 03.08.011 |
| March 27, 2017, 11:00 | Christian Kühn | Nonlocal dynamics of reaction-diffusion equations | MI 03.08.011 |
| March 13, 2017, 10:30 | Juliane Sigl | Harmonic Mean Iteratively Reweighted Least Squares for Low-Rank Matrix Recovery with Superlinear Convergence | MI 02.06.011 |
| February 13, 2017, 10:30 | Sebastian Garreis | Smoothing risk measures by a log-barrier reformulation | MI 02.06.011 |
| February 6, 2017, 10:30 | Johannes Haubner | Method of successive approximations | MI 02.06.011 |
2016
| Date | Speaker | Title | Room |
|---|---|---|---|
| November 28, 2016, 10:30 | Lukas Failer | DWR error estimation in time | MI 02.06.011 |
| November 14, 2016, 10:30 | Christian Kahle | A brief introduction to phase fields | MI 02.06.011 |
| November 07, 2016, 13:30 | IGDK Students | Informal meeting | MI 02.06.011 |
| August 16, 2016, 14:30 | Lucas Bonifacius | What is the natural regularity of the adjoint state? | MI 02.06.011 |
| August 8, 2016, 13:30 | Felix Henneke | Optimal Control in NMR | MI 02.06.011 |
| July 18, 2016, 14:30 | IGDK Students | Discussion of summer workshop topics | MI 02.06.011 |
| June 27, 2016, 13:30 | Christian Münch | Singular limits and hysteresis in a model of population dynamics with storing | MI 02.06.011 |
| June 6, 2016, 14:30 | Piotr Swierczynski | Energy-correction method with application in optimal control | MI 02.06.011 |
| May 23, 2016, 14:30 | Michael Kniely | The Entropy Method for a Reaction-Diffusion System Modelling Band-Trapped States | MI 02.06.011 |
| May 2, 2016, 14:30 | Sergejs Rogovs | Maximum norm estimates with application to Neumann boundary control problems | MI 02.06.011 |
| April 25, 2016, 14:30 | Sebastian Engel | Optimal Control of the Wave Equation with BV-Functions (part two) | MI 02.06.011 |
| March 21, 2016, 14:30 | Sebastian Engel | Optimal Control of the Wave Equation with BV-Functions | MI 02.06.011 |
| February 8, 2016, 13:30 | Sergejs Rogovs | Finite element error estimates on graded meshes | MI 02.06.011 |
| January 25, 2016, 14:30 | IGDK Students | Discussion of activities in 2016 | MI 02.06.011 |
2015
| Date | Speaker | Title | Room |
|---|---|---|---|
| December 07, 2015, 14:30 | Lucas Bonifacius | Maximal parabolic regularity for non-autonomous equations: The case of constant domain | MI 02.06.011 |
| November 23, 2015, 14:30 | Christian Münch | Hadamard differentiability of the solution mapping for evolution systems with hysteresis | MI 02.06.011 |
| November 09, 2015, 14:30 | Anna Zubkova | On generalized Poisson-Nernst-Planck equations | MI 02.06.011 |
| November 02, 2015, 15:00 | Philipp Jarde | Solution concepts of hyperbolic equations with discontinuous coefficients | MI 02.06.011 |
| August 31, 2015, 14:30 | Daniel Walter | Introduction to sparsity formulations in Optimal Design of Experiments | MI 02.06.011 |
| August 24, 2015, 14:30 | Katherina von Dichter | Controllability of quantum systems | MI 02.06.011 |
| July 27, 2015, 14:30 | IGDK students | Presentation of summer workshop topics | MI 02.06.011 |
| June 08, 2015, 14:30 | Max Winkler | Introduction to Corner Singularities | MI 02.06.011 |
| May 21, 2015, 14:30 | Moritz Keuthen | The symbol of the Hessian | MI 02.06.011 |
| April 27, 2015, 14:30 | Quoc Bao Tang | Evolution of first-order reaction networks | MI 02.06.011 |
| March 23, 2015, 14:30 | Lucas Bonifacius | Time-optimal control | MI 02.06.011 |
| March 02, 2015, 14:45 | Michael Kniely | Volume exclusion models for Poisson-Nernst-Planck systems | MI 02.06.011 |
| February 09, 2015, 14:30 | Daniel Kraft | Geometric Constraints in Shape Optimization | MI 02.06.011 |
| February 02, 2015, 14:30 | Behzad Azmi | On the suboptimality of the receding horizon control without terminal cost | MI 02.06.011 |
| January 19, 2015, 14:30 | Felix Henneke | Sparse control of quantum systems - what they try and we do | MI 02.06.011 |
2014
| Date | Speaker | Title | Room |
|---|---|---|---|
| December 01, 2014, 14:30 | Lukas Failer | Optimal Control of a linear unsteady Fluid-Structure Interaction Problem | MI 02.06.011 |
| November 24, 2014, 14:30 | Arno Kimeswenger | Boundary Integral Equations for Boundary Control Problems | MI 02.06.011 |
| November 26, 2014, 11:00 | Matthias Gsell | Mortar FEM & Domain Decomposition | MI 02.06.011 |
| November 17, 2014, 14:30 | Philipp Jarde | PDE-constrained optimization approaches for optical flow based image sequence interpolation | MI 02.06.011 |
| July 28, 2014, 14:30 | Moritz Keuthen | Shape optimization of a breakwater | MI 02.06.011 |
| June 23, 2014, 14:30 | Bernhard Kiniger | Shape Optimization of Eigenvalues | MI 02.06.011 |
| June 16, 2014, 14:30 | IGDK students | 15 min presentations of the summer workshop proposals | MI 02.06.011 |
| May 19, 2014, 14:30 | Matthias Lang-Batsching | Hilperts Inequality and its consequences | MI 02.06.011 |
| May 12, 2014, 14:30 | Philip Trautmann | KDV-equation | MI 02.06.011 |
| May 05, 2014, 14:30 | Quoc Bao Tang | Quasi-steady-state approximations for reaction diffusion systems | MI 02.06.011 |
| April 28, 2014, 14:30 | Mattia Bongini | Centralized and Decentralized Control in Alignment Models | MI 02.06.011 |
| April 14, 2014, 14:30 | Olena Burkovska | Reduced Basis Methods for Nonaffine problems. An Empirical Interpolation Method | MI 02.06.011 |
| March 31, 2014, 14:30 | Lukas Failer | Fluid-Structure Interaction - a short introduction | MI 02.06.011 |
| February 17, 2014, 14:30 | Christian Böhm | Seismic tomography and some connections to stochastics | MI 02.06.011 |
| February 03, 2014, 14:30 | David Sattlegger | Semiclassical Quantum Dynamics or: How to solve a PDE with 75 degrees of freedom. | MI 02.06.011 |
| January 20, 2014, 14:30 | Felix Henneke | Controlling quantum systems - do we really need oscillating controls? | MI 02.06.011 |
| January 13, 2014, 14:30 | Behzad Azmi | Barzilai-Borwein Methods | MI 02.06.011 |
2013
| Date | Speaker | Title | Room |
|---|---|---|---|
| November 25, 2013, 14:30 | Philip Trautmann | Directional sparsity for the linear wave equation | MI 02.06.011 |
| November 18, 2013, 14:30 | Konstantin Pieper | Mesh adaptivity for elliptic control problems with sparsity | MI 02.06.011 |
| October 28, 2013, 14:30 | Anne-Céline Boulanger | Data assimilation for hyperbolic conservation laws: kinetic approach and Luenberger observer. | MI 02.06.011 |
| October 21, 2013, 14:30 | Linus Wunderlich | Isogeometric Discretizations of Contact Problems | MI 02.06.011 |
| October 14, 2013, 14:30 | Marco Artina | Cohesive Fracture Model | MI 02.06.011 |
| September 23, 2013, 14:30 | Tang Quoc Bao | Convergence to equilibrium for a nonlinear reaction diffusion system | MI 02.06.011 |
| August 19, 2013, 14:30 | Matthias Gsell | Modelling of groundwater flow in porous media | MI 02.06.011 |
| August 12, 2013, 14:30 | Tang Quoc Bao | Entropy-entropy dissipation method and convergence to equilibrium | MI 02.06.011 |
| August 5, 2013, 14:30 | Max Winkler | Optimal Control Problems with Energy Regularization | MI 02.06.011 |
| July 22, 2013, 14:30 | Daniel Kraft | Fast Marching Algorithm for the Level-Set Equation | MI 02.06.011 |
| July 15, 2013, 14:30 | Felix Henneke | Controlling quantum systems - but at what cost? | MI 02.06.011 |
| July 8, 2013, 14:30 | Gilbert Peralta | Introduction to Boundary Control Systems' | MI 02.06.011 |
| July 5, 2013, 09:00 am | Konstantin Pieper | Identifying a fixed-in-space point source | MI 02.06.011 |
| June 28, 2013, 09:00 am | David Sattlegger | Geometric Numerical Integration | MI 02.06.011 |
| June 14, 2013, 09:00 am | Moritz Keuthen | Shape optimization of a breakwater | MI 00.10.011 |
| May 31, 2013, 09:00 am | Bao, Philip/Felix | Proposals summer workshop (part 2) | MI 00.10.011 |
| May 24, 2013, 09:00 am | Konstantin, Max | Proposals summer workshop (part 1) | MI 00.10.011 |
| May 17, 2013, 09:00 am | Jelena Patarcic | Max-plus algebras | MI 00.10.011 |
| May 10, 2013, 09:00 am | Olena Burkovska | Introduction to Heston PDE | MI 00.10.011 |
| May 03, 2013, 09:00 am | Matthias Lang-Batsching | Introduction to hysteresis operators 2 Stop Operator | MI 00.10.011 |
| April 26, 2013, 09:00 am | Matthias Lang-Batsching | Introduction to hysteresis operators 1 Play Operator | MI 00.10.011 |
| April 18, 2013, 14:00 am | Martin Holler | Total Generalized Variation Regularization in Mathematical Imaging | MI 00.10.011 |
| April 12, 2013, 14:00 am | Philip Trautmann | Convex Analysis | MI 00.10.011 |
| March 21, 2013, 14:00 am | Tang Quoc Bao | Some compactness methods and applications to long time behavior of PDEs | MI 00.10.011 |
| March 15, 2013, 08:30 am | Markus Klein (Universität Tübingen) | Interface control of multi-phase fluid flow: Analytical and numerical aspects | MI 00.10.011 |
| March 08, 2013, 09:00 am | Max Winkler | Maximum Norm Estimates for Finite Element Methods | MI 00.10.011 |
| March 01, 2013, 09:00 am | Moritz Keuthen | Geometric Constraints in Shape Optimization | MI 00.10.011 |
| February 22, 2013, 08:30 am | Marco Artina | Anisotropic estimates for brittle fracture model | MI 00.10.011 |
| February 08, 2013, 08:30 am | Daniel Kraft | Simulated Annealing | MI 00.10.011 |
| February 01, 2013, 08:30 am | Konstantin Pieper | The Hamiltonian in Optimization | MI 00.10.011 |
| January 25, 2013, 08:30 am | David Sattlegger | Mechanics | MI 00.10.011 |
| January 18, 2013, 08:30 am | Jelena Patarcic | Introduction to the Dynamic Programming and Hamilton-Jacobi-Bellman Equations | MI 00.12.019 |
2012
| Date | Speaker | Title | Room |
|---|---|---|---|
| December 14, 2012, 08:30 am | Linus Wunderlich | Introduction to Isogeometric Analysis | MI 00.10.011 |
| November 02, 2012, 09:00 am | Bernhard Kiniger & Moritz Keuthen | Concepts in optimal control with PDE's | MI 03.08.011 |
| October 26, 2012, 09:00 am | Marco Artina | Compressed remote sensing | MI 03.08.011 |
| October 12, 2012, 10:00 am | Felix Henneke | Schrödinger equation vs. heat equation: the imaginary difference | MI 02.010.022B |
| September 28, 2012, 10:00 am | Bernhard Kiniger | Shape Optimization: Regularity Results and Approximation | MI 02.010.022B |
| September 14, 2012, 10:00 am | Moritz Keuthen | Introduction to shape optimization | MI 02.010.022B |
| August 10, 2012, 10:00 am | Elena Gornostaeva | On flow in porous media with hysteresis | MI 02.010.011 |
| July 20, 2012, 9:00 am | Graduate Students | Pictures part 2 | MI 02.08.011 |
| July 6, 2012, 8:30 am | Graduate Students | Pictures - related to our work | MI 02.08.011 |
| June 15, 2012, 8:30 am | Olena Burkovska | Reduced basis method | MI 02.08.011 |
| May 25, 2012, 2:00 pm | Eva-Maria Müller | Introduction to Boltzmann equation | MI 02.010.022B |
| May 4, 2012, 8:30 am | Max Winkler | Anisotropic finite elements | MI 02.08.011 |
| April 20, 2012, 8:30 am | Konstantin Pieper | Sparse controls: Theory and numerical aspects | MI 02.08.011 |
| April 3, 2012, 9:00 am | Felix Henneke | Optimal control for Schrödinger dynamics | MI 03.08.011 |
| March 23, 2012, 11:00 am | David Sattlegger | Introduction to Schrödinger dynamics | MI 03.08.011 |
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