Publications

Publications

to appear
; and : "Recoloring Interval Graphs with Limited Recourse Budget", In: Proceedings of the 17th Scandinavian Symposium and Workshops on Algorithm Theory (SWAT), to appear. [bibtex]
and : "Tight analysis of the Smartstart algorithm for online Dial-a-Ride on the line", SIAM Journal on Discrete Mathematics, to appear. [bibtex]
2020
and : "Optimization with nonstationary, nonlinear monolithic fluid-structure interaction", Int. J. Numer. Methods Eng., 2020. [bibtex] [doi]
; and : "A Phase-Field Model for Fractures in Incompressible Solids", Comput. Mech., vol. 65, no. 1, pp. 61–78, 2020. [bibtex] [doi]
; and : "Analysis of shape optimization problems for unsteady fluid-structure interaction", Inverse Problems, vol. 36, no. 1, pp. 034001, 2020. [bibtex] [url] [doi]
; ; ; and : "Multigoal-oriented optimal control problems with nonlinear PDE constraints", Comput. Math. Appl., vol. 79, no. 10, pp. 3001–3026, 2020. [bibtex] [doi]
; ; ; and : "A general lower bound for collaborative tree exploration", Theoretical Computer Science, vol. 811, pp. 70–78, 2020. [bibtex]
and : "The Complexity of Computing a Robust Flow", Operations Research Letters, vol. 48, no. 1, pp. 18–23, 2020. [bibtex]
; ; ; ; ; ; and : "Hiring Secretaries over Time: The Benefit of Concurrent Employment", Mathematics of Operations Research, vol. 45, no. 1, pp. 323–352, 2020. [bibtex]
; ; and : "Differentiability results and sensitivity calculation for optimal control of incompressible two-phase Navier-Stokes equations with surface tension", Technical report, Department of Mathematics, TU Darmstadt, 2020. [bibtex]
; ; ; and : "Semi-automatically optimized calibration of internal combustion engines", Optim. Eng., vol. 21, no. 1, pp. 73–106, 2020. [bibtex] [url] [doi]
; and : "A One Dimensional Elliptic Distributed Optimal Control Problem with Pointwise Derivative Constraints", Technical report, arXiv 2003.08504, 2020. [bibtex] [url]
; and : "Finite element methods for one dimensional elliptic distributed optimal control problems with pointwise constraints on the derivative of the state", Optim. Eng., 2020. [bibtex] [doi]
; ; ; ; ; ; and : "Collaborative delivery with energy-constrained mobile robots", Theoretical Computer Science, vol. 810, pp. 2–14, 2020. [bibtex]
2019
; ; ; ; ; and : "Knapsack polytopes: a survey", Annals of Operations Research, 2019. [bibtex] [doi]
and : "On the Differentiability of Stationary Fluid-Structure Interaction Problems with Respect to the Problem Data", J. Math. Fluid Mech., vol. 21, no. 3, 2019. [bibtex] [doi]
; and : "A Decomposition Method for MINLPs with Lipschitz Continuous Nonlinearities", Math. Program., vol. 178, no. 1-2, pp. 449–483, 2019. [bibtex] [file] [doi]
and : "Generalized Derivatives for the Solution Operator of the Obstacle Problem", Set-Valued Var. Anal, 2019. [bibtex] [url] [doi]
and : "Computation of a Bouligand generalized derivative for the solution operator of the obstacle problem", SIAM J. Control Optim., vol. 57, no. 5, pp. 3223–3248, 2019. [bibtex] [url] [doi]
; and : "An Optimal Control Problem Governed by a Regularized Phase-field Fracture Propagation Model. Part II The Regularization Limit", SIAM J. Control Optim., vol. 3, no. 57, pp. 1672–1690, 2019. [bibtex] [doi]
; ; and : "Mesh adaptivity for quasi-static phase-field fractures based on a residual-type a posteriori error estimator", GAMM Mitteilungen, 2019. [bibtex] [doi]
; ; and : "Approximate lumpability for Markovian agent-based models using local symmetries", Journal of Applied Probability, vol. 56, no. 3, pp. 647–671, 2019. [bibtex]
; ; and : "An inexact bundle method and subgradient computations for optimal control of deterministic and stochastic obstacle problems", Technical report, , 2019. [bibtex]
; and : "Higher regularity for solutions to elliptic systems in divergence form subject to mixed boundary conditions", Ann. Mat. Pura Appl., vol. 198, no. 4, pp. 1227–1241, 2019. [bibtex] [doi]
; and : "Total variation diminishing schemes in optimal control of scalar conservation laws", IMA J. Numer. Anal., vol. 39, no. 1, pp. 105–140, 2019. [bibtex] [url] [doi]
; and : "Global optimization of mixed-integer ODE constrained network problems using the example of stationary gas transport", SIAM J. Optim., vol. 29, no. 4, pp. 2949–2985, 2019. [bibtex] [url] [doi]
; and : "Global Optimization of Mixed-Integer ODE Constrained Network Problems Using the Example of Stationary Gas Transport", SIAM Journal on Optimization, vol. 29, no. 4, pp. 2949-2985, 2019. [bibtex] [doi]
and : "A Stochastic Gradient Method with Mesh Refinement for PDE Constrained Optimization under Uncertainty", Technical report, arXiv 1905.08650, 2019. [bibtex] [url]
; ; and : "Quasi-best approximation in optimization with PDE constraints", Inverse Problems, 2019. [bibtex] [doi]
; ; ; and : "Mesh adaptivity and error estimates applied to a regularized $p$-Laplacian constrainted optimal control problem for multiple quantities of interest", In: PAMM, WILEY-VCH Verlag, 2019. [bibtex] [doi]
and : "Evacuating Two Robots from a Disk: A Second Cut", In: Proceedings of the 26th International Colloquium on Structural Information and Communication Complexity (SIROCCO), pp. 200–214, 2019. [bibtex]
; and : "The minimum feasible tileset problem", Algorithmica, vol. 81, no. 3, pp. 1126–1151, 2019. [bibtex]
and : "On Friedmann's Subexponential Lower Bound for Zadeh's Pivot Rule", In: Proceedings of the 20th Conference on Integer Programming and Combinatorial Optimization (IPCO), pp. 168–180, 2019. [bibtex]
; and : "Tight bounds for undirected graph exploration with pebbles and multiple agents", Journal of the ACM, vol. 66, no. 6, pp. 40(41), 2019. [bibtex]
; ; and : "Travelling on Graphs with Small Highway Dimension", In: Proceedings of the 45th International Workshop on Graph-Theoretic Concepts in Computer Science (WG), pp. 175–189, 2019. [bibtex]
; ; ; and : "Collaborative Delivery on a Fixed Path with Homogeneous Energy-Constrained Robots", In: Proceedings of the 26th International Colloquium on Structural Information and Communication Complexity (SIROCCO), pp. 139–153, 2019. [bibtex]
; and : "Improved Bounds for Open Online Dial-a-Ride on the Line", In: Proceedings of the 22nd International Workshop on Approximation Algorithms for Combinatorial Optimization Problems (APPROX), pp. 21(22), 2019. [bibtex]
and : "Tight analysis of the Smartstart algorithm for online Dial-a-Ride on the line", In: Proceedings of the 36th International Symposium on Theoretical Aspects of Computer Science (STACS), pp. 15(17), 2019. [bibtex]
; ; ; ; and : "Distance-preserving graph contractions", SIAM Journal on Discrete Mathematics, vol. 33, no. 3, pp. 1607–1636, 2019. [bibtex]
; and : "Duality based error estimation in the presence of discontinuities", Appl. Numer. Math., vol. 144, pp. 83–99, 2019. [bibtex] [doi]
; ; ; and : "A certified model reduction approach for robust parameter optimization with PDE constraints", Adv. Comput. Math., vol. 45, no. 3, pp. 1221–1250, 2019. [bibtex] [url] [doi]
; ; ; ; ; ; and : "Scheduling maintenance jobs in networks", Theoretical Computer Science, vol. 754, pp. 107–121, 2019. [bibtex]
2018
and : "Second-Order Optimality Conditions and Improved Convergence Results for Regularization Methods for Cardinality-Constrained Optimization Problems", Journal of Optimization Theory and Applications, Springer Nature, vol. 178, no. 2, pp. 383–410, 2018. [bibtex] [url] [doi]
: "polyDB: A Database for Polytopes and Related Objects", Chapter in Algorithmic and Experimental Methods in Algebra, Geometry, and Number Theory (Böckle, Gebhard; Decker, Wolfram; Malle, Gunter, eds.), Springer, 2018. [bibtex] [doi]
; and : "A Compact Formulation for the $\ell_{2,1}$ Mixed-Norm Minimization Problem", Transactions on Signal Processing, vol. 66, no. 6, pp. 1483–1497, 2018. [bibtex] [doi]
; ; ; and : "A Generalized Nash Game for Mobile Edge Computation Offloading", Proceedings - 6th IEEE International Conference on Mobile Cloud Computing, Services, and Engineering, MobileCloud 2018, vol. 2018-January, pp. 95-102, 2018. [bibtex]
; ; and : "Convergence of a Scholtes-type regularization method for cardinality-constrained optimization problems with an application in sparse robust portfolio optimization", Computational Optimization and Applications, vol. 70, no. 2, pp. 503-530, 2018. [bibtex]
; and : "The Cost of Not Knowing Enough: Mixed-Integer Optimization with Implicit Lipschitz Nonlinearities", Technical report, Tu Darmstadt, 2018. [bibtex] [html]
and : "An optimization framework for the computation of time-periodic solutions of partial differential equations", Vietnam J. Math., vol. 46, no. 4, pp. 949–966, 2018. [bibtex] [doi]
and : "A Priori $L^2$-Discretization Error Estimates for the State in Elliptic Optimization Problems with Pointwise Inequality State Constraints", Numer. Math., vol. 138, no. 2, pp. 273–299, 2018. [bibtex] [doi]
and : "A Priori Error Estimates for a Linearized Fracture Control Problem", Technical report, SPP 1962 SPP1962-90, 2018. [bibtex] [pdf]
; and : "A Priori Error Estimates for State Constrained Semilinear Parabolic Optimal Control Problems", J. Optim. Theory Appl., vol. 178, no. 2, pp. 317–348, 2018. [bibtex] [doi]
; and : "An approach for robust PDE-constrained optimization with application to shape optimization of electrical engines and of dynamic elastic structures under uncertainty", Optim. Eng., vol. 19, no. 3, pp. 697–731, 2018. [bibtex] [url] [doi]
and : "Complexity of minimum irreducible infeasible subsystem covers for flow networks", Discrete Applied Mathematics, vol. 244, pp. 124–142, 2018. [bibtex] [doi]
; and : "A framework for solving mixed-integer semidefinite programs", Optim. Methods Softw., vol. 33, no. 3, pp. 594–632, 2018. [bibtex] [url] [doi]
; and : "On the complexity of instationary gas flows", Operations Research Letters, vol. 46, no. 3, pp. 286–290, 2018. [bibtex] [doi]
; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; and : "The SCIP Optimization Suite 6.0", Technical report, Optimization Online, 2018. [bibtex]
; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; and : "The SCIP Optimization Suite 5.0", Technical report, Optimization Online, 2018. [bibtex]
; and : "A framework for solving mixed-integer semidefinite programs", Optim. Methods Softw., vol. 33, no. 3, pp. 594–632, 2018. [bibtex] [url] [doi]
and : "Branch-and-cut for linear programs with overlapping SOS1 constraints", Mathematical Programming Computation, vol. 10, no. 1, pp. 33–68, 2018. [bibtex] [doi]
; ; ; ; and : "Joint Antenna Selection and Phase-Only Beamforming Using Mixed-Integer Nonlinear Programming", In: WSA 2018; 22nd International ITG Workshop on Smart Antennas, pp. 1–7, 2018. [bibtex]
and : "The simplex algorithm is NP-mighty", ACM Transactions on Algorithms, vol. 15, no. 1, pp. 5(19), 2018. [bibtex]
; ; and : "Smooth polytopes with negative Ehrhart coefficients", Journal of Combinatorial Theory, Series A, vol. 160, pp. 316 - 331, 2018. [bibtex] [url] [doi]
; ; and : "Solving MIPs via scaling-based augmentation", Discrete Optimization, vol. 27, pp. 1–25, 2018. [bibtex] [doi]
; ; ; ; and : "Distance-preserving graph contractions", In: Proceedings of the 9th Innovations in Theoretical Computer Science conference (ITCS), pp. 51(14), 2018. [bibtex]
; ; ; ; and : "A Mixed-Integer Nonlinear Program for the Design of Gearboxes", In: Operations Research Proceedings 2016 (Fink, Andreas; Fügenschuh, Armin; Geiger, Martin Josef, eds.), Springer, Cham, pp. 227–233, 2018. [bibtex] [doi]
2017
and : "Adaptive multilevel trust-region methods for time-dependent PDE-constrained optimization", Port. Math., vol. 74, no. 1, pp. 37–67, 2017. [bibtex] [url] [doi]
; and : "A multigrid semismooth Newton method for semilinear contact problems", J. Comput. Math., vol. 35, no. 4, pp. 486–528, 2017. [bibtex] [url] [doi]
and : "Computing the Spark of a Matrix", In: Proc.\ SPARS 2017 (Figueiredo, M\ário A. T.; Plumbley, Mark, eds.), 2017. [bibtex]
; ; ; ; ; ; ; ; ; ; and : "GasLib – A Library of Gas Network Instances", Data, vol. 2, no. 4, pp. article 40, 2017. [bibtex] [doi]
and : "Optimal control of scalar conservation laws by on/off-switching", Optim. Methods Softw., vol. 32, no. 4, pp. 904–939, 2017. [bibtex] [url] [doi]
; and : "An Optimal Control Problem Governed by a Regularized Phase-Field Fracture Propagation Model", SIAM J. Control Optim., vol. 55, no. 4, pp. 2271–2288, 2017. [bibtex] [doi]
; and : "Optimal Control of the Thermistor Problem in Three Spatial Dimensions, Part 2: Optimality Conditions", SIAM J. Control Optim., vol. 55, no. 4, pp. 2368–2392, 2017. [bibtex] [url] [doi]
; and : "Optimal Control of the Thermistor Problem in Three Spatial Dimensions, Part 1: Existence of Optimal Solutions", Technical report, , 2017. [bibtex] [pdf]
; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; and : "The SCIP Optimization Suite 4.0", Technical report, Optimization Online, 2017. [bibtex] [html]
; ; and : "Toric geometry in polymake", ACM Commun. Comput. Algebra, vol. 51, no. 3, pp. 92–94, 2017. [bibtex]
; ; ; ; ; and : "Computing convex hulls and counting integer points with \tt polymake", Math. Program. Comput., vol. 9, no. 1, pp. 1–38, 2017. [bibtex] [url] [doi]
; and : "Optimal $L^2$ Velocity Error Estimates for a Modified Pressure-Robust Crouzeix-Raviart Stokes Element", IMA J. Numer. Anal., vol. 37, no. 1, pp. 354–374, 2017. [bibtex] [doi]
and : "Model order reduction techniques with a posteriori error control for nonlinear robust optimization governed by partial differential equations", SIAM J. Sci. Comput., vol. 39, no. 5, pp. S112–S139, 2017. [bibtex] [url] [doi]
; and : "Multiobjective PDE-constrained optimization using the reduced-basis method", Adv. Comput. Math., vol. 43, no. 5, pp. 945–972, 2017. [bibtex] [url] [doi]
and : "Polytopes Associated with Symmetry Handling", Technical report, Optimization Online, 2017. [bibtex] [html]
; and : "The full Keller-Segel model is well-posed on nonsmooth domains", Technical report, , 2017. [bibtex] [pdf]
; and : "Joint active device identification and symbol detection using sparse constraints in massive MIMO systems", In: Proc.\ 25th European Signal Processing Conference (EUSIPCO), 2017. [bibtex] [doi]
and : "The isothermal Euler equations for ideal gas with source term: product solutions, flow reversal and no blow up", J. Math. Anal. Appl., vol. 454, no. 1, pp. 439–452, 2017. [bibtex] [url] [doi]
; and : "DOpElib: Differential Equations and Optimization Environment; A Goal Oriented Software Library for Solving PDEs and Optimization Problems with PDEs", Archive of Numerical Software, vol. 5, no. 2, pp. 1–14, 2017. [bibtex] [doi]
; and : "A Framework for Solving Mixed-Integer Semidefinite Programs", Optimization Methods and Software, vol. 33, no. 3, pp. 594–632, 2017. [bibtex] [doi]
and : "Monoidal Cut Strengthening and Generalized Mixed-Integer Rounding for Disjunctive Programs", Operations Research Letters, vol. 45, no. 6, pp. 556–560, 2017. [bibtex] [doi]
and : "On the Structure of Linear Programs with Overlapping Cardinality Constraints", Technical report, Optimziation Online, 2017. [bibtex] [html]
; ; and : "Fréchet differentiability of unsteady incompressible Navier-Stokes flow with respect to domain variations of low regularity by using a general analytical framework", SIAM J. Control Optim., vol. 55, no. 5, pp. 3226–3257, 2017. [bibtex] [url] [doi]
; and : "Numerical optimal control of instationary gas transport with control and state constraints", Technical report, SFB-TRR 154, 2017. [bibtex] [url]
; ; ; and : "A general lower bound for collaborative tree exploration", In: Proceedings of the 24th International Colloquium on Structural Information and Communication Complexity (SIROCCO), pp. 125–139, 2017. [bibtex]
and : "Robust and adaptive search", In: Proceedings of the 34th International Symposium on Theoretical Aspects of Computer Science (STACS), pp. 26(14), 2017. [bibtex]
; ; and : "Packing a knapsack of unknown capacity", SIAM Journal on Discrete Mathematics, vol. 31, no. 3, pp. 1477-1497, 2017. [bibtex]
and : "Geometric reconstruction problems", Chapter in Handbook of Discrete and Computational Geometry, Third Edition (Goodman, J.E.; O'Rourke, J.; Tóth, C.D., eds.), CRC Press LLC, 2017. [bibtex]
; ; ; ; ; ; ; and : "Tight bounds for online TSP on the line", In: Proceedings of the 28th Annual ACM-SIAM Symposium on Discrete Algorithms (SODA), pp. 994-1005, 2017. [bibtex]
; and : "General bounds for incremental maximization", In: Proceedings of the 44th International Colloquium on Automata, Languages, and Programming (ICALP), pp. 43(14), 2017. [bibtex]
; ; ; ; ; and : "Energy-efficient delivery by heterogenous mobile agents", In: Proceedings of the 34th International Symposium on Theoretical Aspects of Computer Science (STACS), pp. 10(14), 2017. [bibtex]
"Manufacturing Integrated Design - Sheet Metal Product and Process Innovation", Springer, 2017. [bibtex]
; ; and : "A holistic topology and shape optimization approach with an application to steel profiles", Structural and Multidisciplinary Optimization, vol. 57, no. 3, pp. 1267–1281, 2017. [bibtex]
; ; and : "Geometry and Topology optimization of Sheet Metal Profiles by Using a Branch-And-Bound Framework", Materials Science & Engineering Technology, vol. 48, pp. 27–40, 2017. [bibtex]
; ; ; ; ; ; and : "Scheduling maintenance jobs in networks", In: Proceedings of the 10th International Conference on Algorithms and Complexity (CIAC), pp. 19–30, 2017. [bibtex]
2016
; ; ; ; ; and : "A Fast, Massively Parallel Solver for Large, Irregular Pairwise Markov Random Fields", In: Proc. High Performance Graphics, 2016. [bibtex]
; ; and : "Decentralized Dynamic Data-driven Monitoring of Atmospheric Dispersion Processes", Procedia Computer Science, vol. 80, no. , pp. 919–930, 2016. [bibtex] [url] [doi]
and : "Hölder-estimates for non-autonomous parabolic problems with rough data", Evol. Equ. Control Theory, vol. 6, no. 1, pp. 147-184, 2016. [bibtex] [url] [doi]
and : "Model order reduction techniques with a posteriori error control for nonlinear robust optimization governed by partial differential equations", SIAM Journal on Scientific Computing, 2016. [bibtex]
; and : "A characterization of irreducible infeasible subsystems in flow networks", Networks, vol. 68, no. 2, pp. 121–129, 2016. [bibtex] [doi]
and : "A Polyhedral Investigation of Star Colorings", Discrete Applied Mathematics, vol. 208, pp. 59–78, 2016. [bibtex] [url]
and : "A Conjugate Direction Method for Linear Systems in Banach Spaces", J. Inverse Ill-Posed Probl., 2016. [bibtex] [url]
; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; and : "The SCIP Optimization Suite 3.2", Technical report, Zuse Institut Berlin, 2016. [bibtex] [url]
and : "Computing Restricted Isometry Constants via Mixed-Integer Semidefinite Programming", Technical report, Optimization Online, 2016. [bibtex] [html]
; ; and : "Fréchet Differentiability of Unsteady Incompressible Navier-Stokes Flow with Respect to Domain Variations of Low Regularity by Using a General Analytical Framework", Technical report, Department of Mathematics, TU Darmstadt, 2016. [bibtex]
; ; ; and : "Gearbox Design via Mixed-Integer Programming", In: Proc. VII European Congress on Computational Methods in Applied Sciences and Engineering (Papadrakakis, M.; Papadopoulos, V.; Stefanou, G.; Plevris, V., eds.), pp. 8294–8304, 2016. [bibtex] [doi]
and : "Degree-constrained orientations of embedded graphs", Journal of Combinatorial Optimization, vol. 3, pp. 758-773, 2016. [bibtex]
; and : "Undirected graph exploration with ${\Theta}(\log\log n)$ pebbles", In: Proceedings of the 27th Annual ACM-SIAM Symposium on Discrete Algorithms (SODA), pp. 25-39, 2016. [bibtex]
; and : "Constraint Qualifications and Optimality Conditions of Cardinality-Constrained Optimization Problems", Mathematical Programming, vol. 160, pp. 353–377, 2016. [bibtex]
; and : "Mathematical Programs with Cardinality Constraints: Reformulation by Complementarity-type Constraints and a Regularization Method", SIAM Journal on Optimization, vol. 26, pp. 397–425, 2016. [bibtex] [doi]
: "Adaptive SQP Method with Reduced Order Models for Optimal Control Problems with Constraints on the State Applied to the Navier-Stokes Equations", Dr. Hut Verlag, 2016. [bibtex]
; ; and : "Scheduling transfers of resources over time: Towards car-sharing with flexible drop-offs", In: Proceedings of the 12th Latin American Theoretical Informatics Symposium (LATIN), pp. 220–234, 2016. [bibtex]
; ; ; ; ; ; and : "Collaborative delivery with energy-constrained mobile robots", In: Proceedings of the 23rd International Colloquium on Structural Information and Communication Complexity (SIROCCO), pp. 258-274, 2016. [bibtex]
and : "Shape Optimization for Contact Problems based on Isogeometric Analysis", Journal of Physics: Conference Series, vol. 734, no. 3, pp. 1 – 4, 2016. [bibtex] [url]
; ; ; and : "Manufacturing Integrated Algorithm-Based Product Design: Case Study of a Snap-Fit Fastening", Procedia CIRP, vol. 50, pp. 123 – 128, 2016. [bibtex]
2015
; ; ; ; and : "Robust Truss Topology Design with Beam Elements via Mixed Integer Nonlinear Semidefinite Programming", In: Uncertainty in Mechanical Engineering II, Trans Tech Publications, pp. 229–238, 2015. [bibtex] [doi]
: "Preconditioners based on "Parareal" time-domain decomposition for time-dependent PDE-constrained optimization", In: Multiple Shooting and time domain decomposition methods (Carraro, T.; Geiger, M.; Körkel, S.; Rannacher, R., eds.), Springer, pp. 203–232, 2015. [bibtex]
and : "Optimal Control of Nonlinear Hyperbolic Conservation Laws by On/Off-Switching", Technical report, Department of Mathematics, TU Darmstadt, 2015. [bibtex] [url]
: "On the Computational Intractability of Exact and Approximate Dictionary Learning", IEEE Signal Processing Letters, vol. 22, no. 1, pp. 45–49, 2015. [bibtex]
: "Optimization approaches for actuator and sensor placement and its application to model predictive control of dynamical systems", Dr. Hut Verlag, 2015. [bibtex]
: "Mixed-Integer Nonlinear Programming with Application to Wireless Communication Systems", Dr. Hut Verlag, 2015. [bibtex]
; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; and : "Validation of nominations in gas network optimization: models, methods, and solutions", Optimization Methods and Software, vol. 30, no. 1, pp. 15–53, 2015. [bibtex] [doi]
and : "Optimal boundary control of nonlinear hyperbolic conservation laws with switched boundary data", SIAM J. Control Optim., vol. 53, no. 3, pp. 1250–1277, 2015. [bibtex] [url] [doi]
: "Optimal Control of Hyperbolic Conservation Laws on Bounded Domains with Switching Controls", Dr. Hut Verlag, 2015. [bibtex]
; ; ; ; ; ; ; and : "Methodical Approaches to Describe and Evaluate Uncertainty in the Transmission Behavior of a Sensory Rod", In: Uncertainty in Mechanical Engineering II (Pelz, Peter F.; Groche, Peter, eds.), Trans Tech Publications, pp. 205–217, 2015. [bibtex]
: "Faces of Birkhoff polytopes", Electron. J. Combin., vol. 22, no. 1, pp. Paper 1.67, 36, 2015. [bibtex]
; and : "A Priori Error Estimates for Nonstationary Optimal Control Problems with Gradient State Constraints", In: PAMM, WILEY-VCH Verlag, pp. 611–612, 2015. [bibtex] [doi]
; and : "Solving Basis Pursuit: Heuristic Optimality Check and Solver Comparison", ACM Transactions on Mathematical Software, vol. 41, no. 2, pp. Article 8, 29 pages, 2015. [bibtex] [doi]
and : "Parameter identification for nonlinear elliptic-parabolic systems with application in lithium-ion battery modeling", Computational Optimization and Applications, vol. 62, no. 1, pp. 217–239, 2015. [bibtex]
; and : "Optimality conditions and POD a-posteriori error estimates for a semilinear parabolic optimal control", Technical report, 345, 2015. [bibtex]
: "Optimal Control of Deep Drawing Processes based on Reduced Order Models", Dr. Hut Verlag, 2015. [bibtex]
; ; and : "Evaluating gas network capacities", SIAM, 2015. [bibtex]
and : "Optimal Boundary Control of Nonlinear Hyperbolic Conservation Laws with Switched Boundary Data", SIAM J. Control Optim., vol. 53, no. 3, pp. 1250-1277, 2015. [bibtex] [url] [doi]
; and : "The Damped Crank-Nicolson Time-Marching Scheme for the Adaptive Solution of the Black-Scholes Equation", J. Comput. Finance, vol. 18, no. 4, pp. 1–37, 2015. [bibtex] [doi]
; ; ; ; and : "Robust Truss Topology Design with Beam Elements via Mixed Integer Nonlinear Semidefinite Programming", In: Uncertainty in Mechanical Engineering II (Pelz, Peter F.; Groche, Peter, eds.), Trans Tech Publications, pp. 229–238, 2015. [bibtex]
; and : "Centralized ensemble-based trajectory planning of cooperating sensors for estimating atmospheric dispersion processes", In: Dynamic Data-Driven Environmental Systems Science: First International Conference, DyDESS 2014, Cambridge, MA, USA, November 5–7, 2014, Revised Selected Papers (Ravela, S.; Sandu, A., eds.), Springer, pp. 322–333, 2015. [bibtex]
and : "The simplex algorithm is NP-mighty", In: Proceedings of the 26th ACM-SIAM Symposium on Discrete Algorithms (SODA), pp. 858-872, 2015. [bibtex]
; and : "Max shortest path for imprecise points", In: Proceedings of the 30th European Workshop on Computational Geometry (EuroCG), 2015. [bibtex]
; and : "Scheduling bidirectional traffic on a path", In: Proceedings of the 42nd International Colloquium on Automata, Languages, and Programming (ICALP), pp. 406–418, 2015. [bibtex]
; ; and : "Improving the ${H}_k$-Bound on the price of stability in undirected shapley network design games", Theoretical Computer Science, vol. 562, pp. 557-564, 2015. [bibtex]
; ; ; and : "Fast collaborative graph exploration", Information and Computation, vol. 243, pp. 37-49, 2015. [bibtex]
; ; ; and : "Mapping simple polygons: The power of telling convex from reflex", ACM Transactions on Algorithms, vol. 11, pp. 33(16), 2015. [bibtex]
and : "The Price of Inexactness: Convergence Properties of Relaxation Methods for Mathematical Programs with Equilibrium Constraints Revisited", Mathematics of Operations Research, vol. 40, pp. 253–275, 2015. [bibtex]
; and : "On a Reformulation of Mathematical Programs with Cardinality Constraints", Chapter in Advances in Global Optimization (Gao, David; Ruan, Ning; Xing, Wenxun, eds.), Springer International Publishing, pp. 3–14, 2015. [bibtex]
; ; ; and : "Interval selection on unrelated machines", In: Proceedings of the 12th Workshop on Models and Algorithms for Planning and Scheduling Problems (MAPSP), 2015. [bibtex]
; ; and : "Time-varying process control for stringer sheet forming by a deterministic derivative-free optimization approach", The International Journal of Advanced Manufacturing Technology, Springer London, 2015. [bibtex] [doi]
; ; and : "Model order reduction approaches for the optimal design of permanent magnets in electro-magnetic machines", IFAC-PapersOnLine, vol. 48, no. 1, pp. 242 – 247, 2015. [bibtex]
; ; ; ; ; ; ; and : "Finitely many smooth d-polytopes with n lattice points", Israel Journal of Mathematics, The Hebrew University Magnes Press, pp. 1-29, 2015. [bibtex] [url] [doi]
2014
: "Geometry Optimization of Branched Sheet Metal Structures with a Globalization Strategy by Adaptive Cubic Regularization", PhD thesis, TU Darmstadt, 2014. [bibtex]
and : "Optimierungsverfahren zur optimalen Steuerung von Tiefziehprozessen basierend auf reduzierten Modellen", Chapter in Tagungsband 5. Zwischenkolloquium Sonderforschungsbereich 666 (Groche, Peter, ed.), Meisenbach Verlag, Bamberg, pp. 41–48, 2014. [bibtex]
; ; and : "Profiloptimierung im Rahmen eines durchgängigen Produktentstehungsprozesses", Chapter in Tagungsband 5. Zwischenkolloquium Sonderforschungsbereich 666 (Groche, Peter, ed.), Meisenbach Verlag, Bamberg, pp. 15–24, 2014. [bibtex]
; and : "Smooth Fano Polytopes With Many Vertices", Discr. Comp. Geom., vol. 52, pp. 153–194, 2014. [bibtex] [pdf] [doi]
; ; and : "Existence of unimodular triangulations - positive results", 2014. [bibtex] [url]
and : "The Computational Complexity of the Restricted Isometry Property, the Nullspace Property, and Related Concepts in Compressed Sensing", IEEE Transactions on Information Theory, vol. 60, no. 2, pp. 1248–1259, 2014. [bibtex]
; and : "Projection onto the Cosparse Set is NP-hard", ICASSP 2014 Proceedings, pp. 7148–7152, 2014. [bibtex]
and : "Operator preconditioning for a class of inequality constrained optimal control problems", SIAM J. Optim., vol. 24, no. 1, pp. 435–466, 2014. [bibtex] [url] [doi]
; and : "Optimal Control of Nonlinear Hyperbolic Conservation Laws with Switching", Chapter in Trends in PDE Constrained Optimization, Springer International Publishing, pp. 109-131, 2014. [bibtex] [url] [doi]
; ; and : "OPTPDE: A Collection of Problems in PDE-Constrained Optimization", Chapter in Trends in PDE Constrained Optimization (Leugering, Günter; Benner, Peter; Engell, Sebastian; Griewank, Andreas; Harbrecht, Helmut; Hinze, Michael; Rannacher, Rolf; Ulbrich, Stefan, eds.), Springer International Publishing, pp. 539–543, 2014. [bibtex] [doi]
and : "On the equality case in Ehrhart's volume conjecture", Adv. Geom., vol. 14, no. 4, pp. 579–586, 2014. [bibtex] [url] [doi]
; ; and : "Polyhedral adjunction theory", Algebra Number Theory, vol. 7, no. 10, pp. 2417–2446, 2014. [bibtex] [url] [doi]
; and : "An Infeasible-Point Subgradient Method Using Adaptive Approximate Projections", Computational Optimization and Applications, vol. 57, no. 2, pp. 271–306, 2014. [bibtex]
and : "Convergence Properties of the Inexact Lin-Fukushima Relaxation Method for Mathematical Programs with Equilibrium Constraints", Computational Optimization and Applications, vol. 59, pp. 249–262, 2014. [bibtex]
and : "Optimal flow control based on POD and MPC and an application to the cancellation of Tollmien-Schlichting waves", Optim. Methods Softw., vol. 29, no. 5, pp. 1042–1074, 2014. [bibtex] [url] [doi]
; ; and : "Lottery versus All-Pay Auction Contests: A Revenue Dominance Theorem", Games and Economic Behavior, vol. 83, pp. 116–126, 2014. [bibtex]
; ; and : "Rectilinear shortest path and rectilinear minimum spanning tree with neighborhoods", In: Proceedings of the International Symposium on Combinatorial Optimization (ISCO), pp. 208-220, 2014. [bibtex]
; ; and : "Packing a knapsack of unknown capacity", In: Proceedings of the 31st Symposium on Theoretical Aspects of Computer Science (STACS), pp. 276-287, 2014. [bibtex]
; and : "The minimum feasible tileset problem", In: Proceedings of the 12th Workshop on Approximation and Online Algorithms (WAOA), pp. 144–155, 2014. [bibtex]
; ; and : "Mapping a polygon with holes using a compass", Theoretical Computer Science, vol. 553, pp. 106-113, 2014. [bibtex]
; ; ; ; and : "On a fully adaptive SQP method for PDAE-constrained optimal control problems with control and state constraints", Chapter in Trends in PDE constrained optimization, Birkhäuser/Springer, Cham, pp. 85–108, 2014. [bibtex] [url] [doi]
; ; and : "Polytopes associated to Dihedral Groups", Ars Math. Contemp., vol. 7, no. 1, pp. 30–38, 2014. [bibtex]
2013
: "Finiteness of the Polyhedral $\mathbf Q$-Codegree Spectrum", 2013. [bibtex]
: "Adaptive multilevel inexact SQP-methods for PDE-constrained optimization with control constraints", SIAM J. Optim., vol. 23, no. 2, pp. 1257–1283, 2013. [bibtex] [url] [doi]
: "Computational Aspects of Compressed Sensing", PhD thesis, TU Darmstadt, 2013. [bibtex]
; and : "Theoretical and numerical comparison of relaxation methods for mathematical programs with complementarity constraints", Mathematical Programming, vol. 137, no. 1-2, pp. 257-288, 2013. [bibtex]
; ; and : "Effort maximization in asymmetric contest games with heterogeneous contestants", Economic Theory, vol. 52, no. 2, pp. 589-630, 2013. [bibtex]
; ; and : "Effort maximization in asymmetric contest games with heterogeneous contestants", Economic Theory, vol. 52, no. 2, pp. 589-630, 2013. [bibtex]
and : "A new regularization method for mathematical programs with complementarity constraints with strong convergence properties", SIAM Journal on Optimization, vol. 23, no. 2, pp. 770-798, 2013. [bibtex]
and : "A Discrete Adjoint Approach for the Optimization of Unsteady Turbulent Flows", Flow, Turbulence and Combustion, vol. 90, no. 4, pp. 763–783, 2013. [bibtex]
; and : "Progress in Academic Computational Integer Programming", Chapter in Facets of Combinatorial Optimization (Jünger, Michael; Reinelt, Gerhard, eds.), Springer-Verlag, pp. 483–506, 2013. [bibtex]
and : "An inexact l1 penalty SQP algorithm for PDE-constrained optimization with an application to shape optimization in linear elasticity", Optimization Methods and Software, vol. 28, no. 5, pp. 943-968, 2013. [bibtex]
; and : "Computing the bounded subcomplex of an unbounded polyhedron", Computational Geometry, vol. 46, no. 5, pp. 541–551, 2013. [bibtex]
; ; and : "Improving the ${H}_k$-bound on the price of stability in undirected Shapley network design games", In: Proceedings of the 8th International Conference on Algorithms and Complexity (CIAC), pp. 158-169, 2013. [bibtex]
; ; ; and : "Fast collaborative graph exploration", In: Proceedings of the 40th International Colloquium on Automata, Languages and Programming (ICALP), pp. 520–532, 2013. [bibtex]
; ; ; ; and : "A heuristic and an exact method for the gate matrix connection cost minimization problem", International Transactions in Operational Research, vol. 20, no. 5, pp. 627–643, 2013. [bibtex] [doi]
; ; ; and : "Mapping simple polygons: How robots benefit from looking back", Algorithmica, vol. 65, pp. 43-59, 2013. [bibtex]
; ; ; and : "Simple agents learn to find their way: an introduction on mapping polygons", Discrete Applied Mathematics, vol. 161, pp. 1287-1307, 2013. [bibtex]
; ; and : "Interval selection with machine-dependent intervals", In: Proceedings of the 13th International Algorithms and Data Structures Symposium (WADS), pp. 170-181, 2013. [bibtex]
; ; ; ; and : "Polygon-constrained motion planning problems", In: Proceedings of the 9th International Symposium on Algorithms for Sensor Systems, Wireless Ad Hoc Networks and Autonomous Mobile Entities (ALGOSENSORS), pp. 67-82, 2013. [bibtex]
2012
; and : "Geometry Optimization of Branched Sheet Metal Products", PAMM, Wiley-VCH, vol. 1, pp. 619–620, 2012. [bibtex]
; ; ; and : "Optimierung der Geometrie und Topologie flächiger verzweigter Blechbauteile und von Mehrkammerprofilen", Chapter in Tagungsband 4. Zwischenkolloquium Sonderforschungsbereich 666 (Groche, Peter, ed.), Meisenbach Verlag, Bamberg, pp. 15–24, 2012. [bibtex]
; and : "Flächige Bauteile mit verzweigtem Querschnitt durch integrierte Spaltbiege-, HSC-Fräs- und Tiefziehprozesse", In: 8. Fachtagung Walzprofilieren und 4. Zwischenkolloquium SFB 666 (Groche, Peter, ed.), 2012. [bibtex]
and : "Ableitungsfreie Optimierungsverfahren für die optimale Steuerung von wirkmedienbasierten Tiefziehprozessen", Chapter in Tagungsband 4. Zwischenkolloquium Sonderforschungsbereich 666 (Groche, Peter, ed.), Meisenbach Verlag, Bamberg, pp. 41–48, 2012. [bibtex]
and : "Defect polytopes and coun\-ter-ex\-amp\-les with polymake", ACM Commun. Comput. Algebra, ACM, vol. 45, no. 3/4, New York, NY, USA, pp. 177–179, 2012. [bibtex] [doi]
; ; ; ; and : "Control of Uncertainties in Metal Forming by Applications of Higher Flexibility Dimensions", Applied Mechanics and Materials, Trans Tech Publ, vol. 104, pp. 83–93, 2012. [bibtex]
; ; and : "Permutation Polytopes of Cyclic Groups", In: Proceedings of FPSAC 2012, DMTCS, pp. 421–432, 2012. [bibtex] [url]
; ; ; and : "An object-oriented information model for the representation of free form sheet metal parts in integral style", Tools and Methods of Competitive Engineering, Faculty of Industrial DesEngineering, 2012. [bibtex]
: "Nonlinear optimization. (Nichtlineare Optimierung.)", Basel: Birkhäuser, pp. viii + 148, 2012. [bibtex]
; and : "Mathematical programs with vanishing constraints: A new regularization approach with strong convergence properties", Optimization, vol. 61, no. 6, pp. 619-636, 2012. [bibtex]
"Constrained optimization and optimal control for partial differential equations.", Basel: Birkhäuser, pp. xi + 622, 2012. [bibtex] [doi]
; ; ; ; and : "Integration of manufacturing-induced properties in product design", CIRP Annals - Manufacturing Technology, vol. 61, pp. 163–166, 2012. [bibtex]
; ; ; ; ; ; and : "Potenziale einer durchgängigen Produktentstehung - Nutzung technologieinduzierter Eigenschaften zur Entwicklung von Blechstrukturen", Konstruktion, no. 11-12, pp. 85–90, 2012. [bibtex]
: "Subgradient based outer approximation for mixed integer second order cone programming.", Chapter in Mixed integer nonlinear programming. Selected papers based on the presentations at the IMA workshop mixed-integer nonlinear optimization: Algorithmic advances and applications, Minneapolis, MN, USA, November 17–21, 2008, New York, NY: Springer, pp. 41–59, 2012. [bibtex] [doi]
; and : "Mapping polygons with agents that measure angles", In: Proceedings of the 10th International Workshop on the Algorithmic Foundations of Robotics (WAFR), pp. 415-425, 2012. [bibtex]
and : "Degree-constrained orientations of embedded graphs", In: Proceedings of the 23rd International Symposium on Algorithms and Computation (ISAAC), pp. 506-516, 2012. [bibtex]
; ; and : "Mapping a polygon with holes using a compass", In: Proceedings of the 8th International Symposium on Algorithms for Sensor Systems, Wireless Ad Hoc Networks and Autonomous Mobile Entities (ALGOSENSORS), pp. 78-89, 2012. [bibtex]
; ; and : "Constrained Optimization and Optimal Control for Partial Differential Equations", Springer Verlag, pp. 37–60, 2012. [bibtex]
; ; and : "Constrained Optimization and Optimal Control for Partial Differential Equations", Springer Verlag, pp. 257–276, 2012. [bibtex]
; and : "The Steiner Connectivity Problem", Mathematical Programming, vol. 142, no. 1-2, pp. 133–167, 2012. [bibtex]
; and : "Models for Fare Planning in Public Transport", Discrete Appl. Math., vol. 160, no. 18, pp. 2591–2605, 2012. [bibtex]
; ; ; ; and : "Reconstructing visibility graphs with simple robots", Theoretical Computer Science, vol. 444, pp. 52-59, 2012. [bibtex]
2011
; ; ; and : "Topology and Geometry Optimization of Branched Sheet Metal Products", PAMM, vol. 11, no. 1, pp. 713–714, 2011. [bibtex]
; ; and : "Permutation Polytopes of Cyclic Groups", 2011. [bibtex]
; ; ; and : "Unsicherheitsoptimierte Prozesskette bei der Bohrungsfeinbearbeitung", wt Werkstatttechnik online, Springer, vol. 101, pp. 730-736, 2011. [bibtex]
: "Mapping polygons", PhD thesis, ETH Zurich, Logos Berlin, 2011. [bibtex]
; ; ; and : "Analysis of Market Demand Parameters for the Evaluation of Flexibility in Forming Technology", Enabling Manufacturing Competitiveness and Economic Sustainability, Springer, pp. 458–463, 2011. [bibtex]
and : "Adaptive multilevel inexact SQP methods for PDE-constrained optimization", SIAM J. Optim., vol. 21, no. 1, pp. 1–40, 2011. [bibtex] [url] [doi]
; ; and : "Line Planning on Paths and Tree Networks with Applications to the Quito Trolebús System", Int. Trans. Oper. Res., vol. 18, no. 455–472, 2011. [bibtex] [url] [doi]
; and : "Improved convergence properties of the Lin-Fukushima-regularization method for mathematical programs with complementarity constraints", Numerical Algebra, Control and Optimization, vol. 1, no. 1, pp. 49-60, 2011. [bibtex]
; ; ; ; ; ; ; ; ; ; ; ; ; ; and : "Optimierung Technischer Kapazitäten in Gasnetzen", In: Optimierung in der Energiewirtschaft, pp. 105–114, 2011. [bibtex]
and : "Examples of Kähler-Einstein toric Fano manifolds associated to non-symmetric reflexive polytopes", Beitr. Algebra Geom., vol. 52, no. 2, pp. 297–304, 2011. [bibtex] [url] [doi]
and : "Effiziente Energiewandlung als Optimierungs- und Skalierungsaufgabe", TU forschen, Wissenschaftsmagazin, no. 1, pp. 56-63, 2011. [bibtex]
; ; ; ; and : "Maple: Eine Einführung in das Computer-Algebra-System", RRZN, 2011. [bibtex]
; and : "Orbitopal Fixing", Discrete Optimization, vol. 8, no. 4, pp. 595–610, 2011. [bibtex]
and : "Optimal control of hydroforming processes", PAMM, Wiley Online Library, vol. 11, no. 1, pp. 795–796, 2011. [bibtex]
and : "Branch-Cut-and-Propagate for the Maximum k-Colorable Subgraph Problem with Symmetry", In: Proc. 8th International Conference, CPAIOR 2011, Berlin (Achterberg, Tobias; Beck, J. Christopher, eds.), Springer, pp. 99–116, 2011. [bibtex]
and : "The Maximum k-Colorable Subgraph Problem and Orbitopes", Discrete Optimization, vol. 8, no. 3, pp. 478–494, 2011. [bibtex]
; ; and : "Parallel Monte-Carlo Tree Search for HPC Systems", In: Euro-Par (2), pp. 365-376, 2011. [bibtex]
; ; and : "Disruption Management With Rescheduling of Trips and Vehicle Circulations", In: ASME Conference Proceedings, ASME, pp. 395–404, 2011. [bibtex]
; ; and : "Modelling Games with the help of Quantified Integer Linear Programs", In: ACG 13 (, ed.), Springer, pp. , 2011. [bibtex]
; ; and : "Quantified Linear Programs: A Computational Study", In: Proceeding ESA 2011 (, ed.), Springer, pp. 203-214, 2011. [bibtex]
; and : "A polygon is determined by its angles", Computational Geometry: Theory and Applications, vol. 44, pp. 418-426, 2011. [bibtex]
; ; ; and : "Telling convex from reflex allows to map a polygon", In: Proceedings of the 28th International Symposium on Theoretical Aspects of Computer Science (STACS), pp. 153-164, 2011. [bibtex]
; ; and : "Large Neighborhood Search beyond MIP", In: Proceedings of the 9th Metaheuristics International Conference (MIC 2011) (Gaspero, Luca Di; Schaerf, Andrea; Stützle, Thomas, eds.), pp. 51–60, 2011. [bibtex]
; ; and : "Online railway delay management: Hardness, simulation and computation", Simulation, vol. 87, no. 7, pp. 616-629, 2011. [bibtex]
2010
; ; ; and : "Form- und Topologieoptimierung verzweigter Blechbauteile", Chapter in Tagungsband / Sonderforschungsbereich 666 Integrale Blechbauweisen höherer Verzweigungsordnung - Entwicklung, Fertigung, Bewertung : 3. Zwischenkolloquium 29./30. September 2010 (Groche, Peter, ed.), Meisenbach, Bamberg, pp. 25–32, 2010. [bibtex]
and : "Optimale Steuerung wirkmedienbasierter Tiefziehprozesse", Chapter in Tagungsband / Sonderforschungsbereich 666 Integrale Blechbauweisen höherer Verzweigungsordnung - Entwicklung, Fertigung, Bewertung : 3. Zwischenkolloquium 29./30. September 2010 (Groche, Peter, ed.), Meisenbach, Bamberg, pp. 39–44, 2010. [bibtex]
: "Adaptive multilevel SQP-methods for PDE-constrained optimization", PhD thesis, Technische Universität Darmstadt, 2010. [bibtex]
and : "Mathematical programs with equilibrium constraints: Enhanced Fritz John-conditions, new constraint qualifications, and improved exact penalty results", SIAM Journal on Optimization, vol. 20, no. 5, pp. 2730-2753, 2010. [bibtex]
and : "Totally splittable polytopes", Discrete Comput. Geom., vol. 44, no. 1, pp. 149–166, 2010. [bibtex] [url] [doi]
and : "Tropical and ordinary convexity combined", Adv. Geom., vol. 10, no. 2, pp. 333–352, 2010. [bibtex] [url] [doi]
; ; and : "Drawing polytopal graphs with \tt polymake", Comput. Vis. Sci., vol. 13, no. 2, pp. 99–110, 2010. [bibtex] [url] [doi]
; and : "Polyhedral and Algorithmic Properties of Quantified Linear Programs", In: Proceeding ESA 2010, Springer, pp. 512-523, 2010. [bibtex]
; ; and : "Sparse Approximate Solution of Partial Differential Equations", Applied Numerical Mathematics, vol. 60, no. 4, pp. 452–472, 2010. [bibtex]
; and : "Generating Smooth Lattice Polytopes", In: Proceedings of the ICMS, Kobe, pp. 315-328, 2010. [bibtex] [doi]
and : "Convergence of linearized and adjoint approximations for discontinuous solutions of conservation laws. Part 2: Adjoint approximations and extensions", SIAM J. Numer. Anal., vol. 48, no. 3, pp. 905–921, 2010. [bibtex] [url] [doi]
and : "Convergence of linearized and adjoint approximations for discontinuous solutions of conservation laws. Part 1: Linearized approximations and linearized output functionals", SIAM J. Numer. Anal., vol. 48, no. 3, pp. 882–904, 2010. [bibtex] [url] [doi]
; ; ; ; ; and : "Rechnet sich Flexibilität in der Umformtechnik?", In: wt-Online, Springer, 2010. [bibtex]
; and : "Reconstructing a simple polygon from its angles", In: Proceedings of the 12th Scandinavian Symposium and Workshops on Algorithm Theory (SWAT), pp. 13-24, 2010. [bibtex]
; ; and : "Combination of an adaptive multilevel SQP method and a space-time adaptive PDAE solver for optimal control problems", Procedia Computer Science, vol. 1, no. 1, pp. 1429-1437, 2010. [bibtex]
; ; ; and : "How simple robots benefit from looking back", In: Proceedings of the 7th International Conference on Algorithms and Complexity (CIAC), pp. 229-239, 2010. [bibtex]
2009
; and : "Nonlinear pseudo-Boolean optimization: relaxation or propagation?", In: Theory and Applications of Satisfiability Testing – SAT 2009 (Kullmann, Oliver, ed.), Springer, pp. 441–446, 2009. [bibtex]
and : "Packing Solar Cells on a Roof", Optimization and Engineering, forthcoming, 2009. [bibtex]
and : "An Adaptive Linear Approximation Algorithm for Copositive Programs", SIAM Journal on Optimization, forthcoming, 2009. [bibtex]
and : "Copositive Lyapunov Functions for Switched Systems over Cones", Systems and Control Letters, forthcoming, 2009. [bibtex]
and : "Primal-dual interior-point methods for PDE-constrained optimization", Math. Program., vol. 117, no. 1-2, Ser. B, pp. 435–485, 2009. [bibtex]
; and : "polymake and lattice polytopes", Chapter in 21st International Conference on Formal Power Series and Algebraic Combinatorics (FPSAC 2009), Assoc. Discrete Math. Theor. Comput. Sci., Nancy, pp. 491–502, 2009. [bibtex]
: "Tropical convex hull computations", Chapter in Tropical and idempotent mathematics, Amer. Math. Soc., Providence, RI, pp. 193–212, 2009. [bibtex]
and : "Quadratic Gröbner bases for smooth $3\times3$ transportation polytopes", J. Algebraic Combin., vol. 30, no. 4, pp. 477–489, 2009. [bibtex] [doi]
; ; and : "How to draw tropical planes", Electron. J. Combin., vol. 16, no. 2, Special volume in honor of Anders Bjorner, pp. Research Paper 6, 26, 2009. [bibtex] [html]
; and : "\tt polymake and lattice polytopes", In: 21st International Conference on Formal Power Series and Algebraic Combinatorics (FPSAC 2009), Assoc. Discrete Math. Theor. Comput. Sci., Nancy, pp. 491–502, 2009. [bibtex]
; ; and : "Optimization with PDE constraints", Springer, New York, pp. xii+270, 2009. [bibtex]
; and : "Competitive Online Multicommodity Routing", Theory of Computing Systems, vol. 45, no. 3, pp. 533–554, 2009. [bibtex]
; ; ; ; and : "Kostenoptimierte Planung gekoppelter Strom-, Gas- und Wär\-menetze", Chapter in Innovative Modellie\-rung und Optimierung von Energiesystemen (R. Schultz; H.-J. Wagner, eds.), LIT Verlag, pp. 9–38, 2009. [bibtex]
; and : "From State-of-the-Art Static Fleet Assignment to Flexible Stochastic Planning of the Future", In: Algorithmics of Large and Complex Networks, pp. 140-165, 2009. [bibtex]
; ; ; ; ; and : "Betriebsoptimierung zur ökonomischen Bewertung von Speichern unter Berücksichtigung regenerativer Energieeinspeisung", Chapter in Innovative Modellie\-rung und Optimierung von Energiesystemen (R. Schultz; H.-J. Wagner, eds.), LIT Verlag, pp. 153–177, 2009. [bibtex]
; ; ; ; and : "Steuerung einer Sortieranlage, z.B. für Altpapier", 2009. [bibtex]
; ; ; ; and : "On the limitations of combinatorial visibilities", In: Proceedings of the 25th European Workshop on Computational Geometry (EuroCG), pp. 207-210, 2009. [bibtex]
; ; and : "A continuous adjoint approach to shape optimization for Navier Stokes flow", Chapter in Optimal control of coupled systems of partial differential equations, Birkhäuser Verlag, Basel, pp. 35–56, 2009. [bibtex] [url] [doi]
; and : "The Line Connectivity Problem", In: Operations Research Proceedings 2008 (Fleischmann, Bernhard; Borgwardt, Karl Heinz; Klein, Robert; Tuma, Axel, eds.), Springer-Verlag, pp. 557–562, 2009. [bibtex]
; ; ; ; and : "Reconstructing visibility graphs with simple robots", In: Proceedings of the 16th International Colloquium on Structural Information and Communication Complexity (SIROCCO), pp. 87-99, 2009. [bibtex]
and : "Detecting Orbitopal Symmetries", In: Operations Research Proceedings 2008 (Fleischmann, Bernhard; Borgwardt, Karl Heinz; Klein, Robert; Tuma, Axel, eds.), Springer-Verlag, pp. 433–438, 2009. [bibtex]
; ; and : "On permutation polytopes", Adv. Math., vol. 222, no. 2, pp. 431–452, 2009. [bibtex] [doi]
; and : "On randomized broadcasting in Star graphs", Discrete Appl. Math., Elsevier Science Publishers B. V., vol. 157, no. 1, Amsterdam, The Netherlands, The Netherlands, pp. 126–139, 2009. [bibtex] [doi]
2008
; ; and : "Local realism, detection efficiencies, and probability polytopes", Physical Review A, vol. 73, pp. 032116(8), 2008. [bibtex]
; ; and : "Line Planning on Paths and Tree Networks with Applications to the Quito Trolebús System", In: ATMOS 2008 – 8th Workshop on Algorithmic Approaches for Transportation Modeling, Optimization, and Systems (Fischetti, Matteo; Widmayer, Peter, eds.), Schloss Dagstuhl – Leibniz-Zentrum für Informatik, Germany, Dagstuhl, Germany, 2008. [bibtex] [url]
; ; and : "A Globally Convergent Primal-Dual Interior-Point Filter Method for Nonlinear Programming: New Filter Optimality Measures and Computational Results", Technical report, Technische Universität Darmstadt, 2008. [bibtex]
: "Branch-And-Cut for the Maximum Feasible Subsystem Problem", SIAM J. Optim., vol. 19, no. 1, pp. 21–38, 2008. [bibtex]
; ; ; ; ; ; and : "The GOmputer: Accelerating GO with FPGAs.", In: Proceeding ERSA 2008, Springer, pp. 35-45, 2008. [bibtex]
; and : "Der Alphabeta-Algorithmus für Spielbäume: Wie bringe ic h meinen Computer zum Schachspielen?", In: Taschenbuch der Algorithmen (Vöcking, B.; Alt, H.; Dietzfelbinger, M.; Reischuk, R.; Scheideler, C.; Vollmer, H.; Wagner, D., eds.), Springer, pp. 285-294, 2008. [bibtex]
and : "Splitting polytopes", Münster J. Math., vol. 1, pp. 109–141, 2008. [bibtex]
and : "Algorithmische Geometrie", Vieweg, Wiesbaden, pp. vi+265, 2008. [bibtex]
; ; and : "Lattice points in Min\-kows\-ki sums", Electron. J. Combin., vol. 15, no. 1, pp. Note 11, 5, 2008. [bibtex] [html]
and : "Algorithmic copositivity detection by simplicial partition", Linear Algebra Appl., vol. 428, no. 7, pp. 1511–1523, 2008. [bibtex]
and : "Interior points of the completely positive cone", Electron. J. Linear Algebra, vol. 17, pp. 48–53, 2008. [bibtex]
; and : "Topologie und dynamische Netzwerke: Anwendungen der Zukunft", In: Produktionsfaktor Mathematik (M. Grötschel, K. Lucas V. Mehrmann, ed.), pp. 323 – 340, 2008. [bibtex]
and : "Packing and Partitioning Orbitopes", Math. Program., vol. 114, no. 1, pp. 1–36, 2008. [bibtex]
and : "Exact and Approximate Sparse Solutions of Underdetermined Linear Equations", SIAM J. Sci. Comput, vol. 31, no. 1, pp. 23–44, 2008. [bibtex]
; and : "A Twofold Distributed Game-Tree Search Approach U sing Interconnected Clusters.", In: Proceeding Euro-Par 2008, Springer, pp. 587-598, 2008. [bibtex]
; ; ; and : "A Discrete Optimization Approach to Large Scale Supply Networks Based on Partial Differential Equations", SIAM Journal on Scientific Computing, vol. 30, pp. 1490 – 1507, 2008. [bibtex]
; ; and : "Editorial: Special issue dedicated to the EURO Summer Institute ESI XXIV: Optimization challenges in engineering-methods, software, and applications", Mathematical Methods of Operations Research, vol. 68, no. 2, pp. 207–210, 2008. [bibtex]
; and : "Multi-criteria shortest paths in time-dependent train networks", In: Proceedings of the 7th International Workshop on Experimental Algorithms (WEA), pp. 347-361, 2008. [bibtex]
; and : "Angebotsplanung im öffentlichen Nahverkehr", In: HEUREKA '08 – Optimierung in Verkehr und Transport, FGSV Verlag, Köln, 2008. [bibtex]
; and : "Models for Line Planning in Public Transport", In: Computer-aided Systems in Public Transport (Hickman, Mark; Mirchandani, Pitu; Voß, Stefan, eds.), Springer-Verlag, pp. 363–378, 2008. [bibtex]
; ; and : "TOPSU - RDM a simulation platform for online railway delay management", In: Simutools '08: Proceedings of the 1st international conference on Simulation tools and techniques for communications, networks and systems & work shops, ICST (Institute for Computer Sciences, Social-Informatics and Tele communications Engineering), ICST, Brussels, Belgium, Belgium, pp. 1–8, 2008. [bibtex]
; ; and : "On the Graph Bisection Cut Polytope", SIAM Journal on Discrete Mathematics, vol. 22, pp. 1073 – 1098, 2008. [bibtex]
; ; and : "A Comparative Study of Linear and Semidefinite Branch-and-Cut Methods for Solving the Minimum Graph Bisection Problem", In: Integer Programming and Combinatorial Optimization (A. Lodi; A. Panconesi; G. Renaldi, eds.), pp. 112 – 124, 2008. [bibtex]
2007
; ; and : "Algorithmenbasierte Produktentwicklung für integrale Blechbauweisen höherer Verzweigungsordnung", In: 5. Gemeinsamen Kolloquiums Konstruktionstechnik 2007, Dresden, 2007. [bibtex]
: "Generalized SQP methods with `parareal' time-domain decomposition for time-dependent PDE-constrained optimization", Chapter in Real-time PDE-constrained optimization, SIAM, Philadelphia, PA, pp. 145–168, 2007. [bibtex]
; and : "Solving Gas Optimization Problems by Simulated Annealing", Technical report, Darmstadt University of Technology, 2007. [bibtex]
; and : "A simulated annealing algorithm for transient optimization in gas networks", Mathematical Methods of Operations Research, vol. 66, pp. 99 – 116, 2007. [bibtex]
; and : "Affine buildings and tropical convexity", Albanian J. Math., vol. 1, no. 4, pp. 187–211, 2007. [bibtex]
and : "Bounds on the $f$-vectors of tight spans", Contrib. Discrete Math., vol. 2, no. 2, pp. 161–184 (electronic), 2007. [bibtex]
; and : "Solving fractional problems with dynamic multistart improving hit-and-run", Ann. Oper. Res., vol. 156, pp. 25–44, 2007. [bibtex]
and : "Neighborly cubical polytopes and spheres", Israel J. Math., vol. 159, pp. 221–242, 2007. [bibtex] [url] [doi]
; ; and : "Editorial: Challenges of continuous optimization in theory and applications", European J. Oper. Res., vol. 181, no. 3, pp. 1065–1068, 2007. [bibtex]
and : "Products of foldable triangulations", Adv. Math., vol. 210, no. 2, pp. 769–796, 2007. [bibtex] [url] [doi]
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2006
and : "Routing in Line Planning for Public Transport", Chapter in Operations Research Proceedings 2005 (Haasis, Hans-Dietrich; Kopfer, Herbert; Schönberger, Jörn, eds.), Springer-Verlag, Berlin Heidelberg, pp. 405–410, 2006. [bibtex]
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and : "Constructions for 4-polytopes and the cone of flag vectors", Chapter in Algebraic and geometric combinatorics, Amer. Math. Soc., Providence, RI, pp. 283–303, 2006. [bibtex] [doi]
: "New polytopes from products", J. Combin. Theory Ser. A, vol. 113, no. 7, pp. 1396–1418, 2006. [bibtex] [doi]
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and : "A Multicriterial Approach for Optimizing Bus Schedules and School Starting Times", Annals of Operations Research, vol. 147, pp. 119 – 216, 2006. [bibtex]
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2005
and : "Cutting Planes for the Optimisation of Gas Networks", In: Modeling, Simulation and Optimization of Complex Processe (H.G. Bock; E. Kostina; H.X. Phu; R. Rannacher, eds.), Springer, Heidelberg, pp. 307 – 330, 2005. [bibtex]
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and : "Computational Integer Programming and Cutting Planes", In: Handbooks in Operations Research and Management Science (K. Aardal, G. Nemhauser R. Weismantel, ed.), Kluwer, pp. 69 – 122, 2005. [bibtex]
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2004
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and : "Computing optimal discrete Morse functions", Chapter in Workshop on Graphs and Combinatorial Optimization, Elsevier, Amsterdam, pp. 191–195 (electronic), 2004. [bibtex]
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2003
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and : "Some Algorithmic Problems in Polytope Theory", Chapter in Algebra, Geometry, and Software Systems (Joswig, Michael; Takayama, Nobuki, eds.), Springer-Verlag, 2003. [bibtex]
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2002
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and : "Computing the Face Lattice of a Polytope from its Vertex-Facet Incidences", Comput. Geom., vol. 23, no. 3, pp. 281–290, 2002. [bibtex]
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2001
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and : "SteinLib: An Updated Library on Steiner Tree Problems in Graphs", In: Steiner Trees in Industries (D.-Z. Du; X. Cheng, eds.), Kluwer, pp. 285–325, 2001. [bibtex]
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2000
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1999
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1998
and : "The Intersection of Knapsack Polyhedra and Extensions", In: Integer Programming and Combinatorial Optimization (R.E. Bixby; E.A. Boyd; R.Z.Ríos-Mercado, eds.), pp. 243 – 256, 1998. [bibtex]
and : "Solving Steiner Tree Problems in Graphs to Optimality", Networks, vol. 32, pp. 207 – 232, 1998. [bibtex]
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1997
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1996
and : "Automatic differentiation: a structure-exploiting forward mode with almost optimal complexity for Kantorovi\v c trees", Chapter in Applied mathematics and parallel computing, Physica, Heidelberg, pp. 327–357, 1996. [bibtex]
; and : "Optimum path packing on wheels: The consecutive case", Computers Math. Applic., vol. 31, pp. 23 – 35, 1996. [bibtex]
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1995
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1994
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1993
and : "Packing Paths and Steiner Trees: Routing of Electronic Circuits", CWI Quarterly, vol. 6, pp. 185 – 204, 1993. [bibtex]
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1990
: "A polynomially solvable case of the separation problem for the Steiner partition inequalities", Methods of Operations Research, vol. 62, pp. 277 – 284, 1990. [bibtex]
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