Preprint series

This is the preprint series of the SPP 1324. The documents consist of the original preprint in PDF format, added a (four-pages) cover and an overview of the preprint series. If you intend to submit a new preprint, please send it via email. Please use the A4 paper format and double-side printing if possible. A web form for submitting preprints is currently under construction.

No. Preprint
175 Pathwise Dynamic Programming
C. Bender, C. Gärtner and N. Schweizer
August 2015
174 On the convergence analysis of the inexact linearly implicit Euler scheme for a class of SPDEs
P.A. Cioica, S. Dahlke, N. Döhring, U. Friedrich, S. Kinzel, F. Lindner, T. Raasch, K. Ritter and R.L. Schilling
January 2015
173 Convergence of Alternating Least Squares Optimisation for Rank-One Approximation to High Order Tensors
M. Espig and A. Khachatryan
November 2014
172 Weak convergence of finite element approximations of linear stochastic evolution equations with additive L{\'e}vy noise
M. Kov{\'a}cs, F. Lindner and R. L. Schilling
November 2014
171 Sparse high-dimensional FFT based on rank-1 lattice sampling
D. Potts and T. Volkmer
October 2014
170 Adaptation to lowest density regions with application to support recovery
T. Patschkowski and A. Rohde
September 2014
169 A class of random functions in non-standard smoothness spaces
S. Dahlke, N. Döhring and S. Kinzel
September 2014
168 Multilevel Path Simulation for Weak Approximation Schemes: Myth or Reality
D. Belomestny, T. Nagapetyan and V. Shiryaev
June 2014
167 Deterministic quadrature formulas for SDEs based on simplified weak Ito-Taylor steps
T. Müller-Gronbach and L. Yaroslavtseva
June 2014
166 Computational Methods for the Fourier Analysis of Sparse High-Dimensional Functions
L. Kämmerer, S. Kunis, I. Melzer, D. Potts and T. Volkmer
April 2014
165 Discrepancy estimates for variance bounding Markov chain quasi-Monte Carlo
J. Dick and D. Rudolf
April 2014
164 Tractability of the approximation of high-dimensional rank one tensors
E. Novak and D. Rudolf
April 2014
163 Error Bounds of MCMC for Functions with Unbounded Stationary Variance
D. Rudolf and N. Schweizer
April 2014
162 Sampling Rules for Tensor Reconstruction in Hierarchical Tucker Format
M. Kluge
April 2014
161 Multilevel Monte Carlo for Lévy-driven SDEs: central limit theorems for adaptive Euler schemes
S. Dereich and S. Li
March 2014
160 Quadrature for Self-Affine Distributions on IR^d
S. Dereich and T. Müller-Gronbach
March 2014
159 Approximation of multivariate periodic functions by trigonometric polynomials based on sampling along rank-1 lattice with generating vector of Korobov form
L. Kämmerer, D. Potts and T. Volkmer
February 2014
158 Faster Comparison of Stopping Times by Nested Conditional Monte Carlo
F. Dickmann and N. Schweizer
February 2014
157 Multi-Level Monte Carlo Approximation of Distribution Functions and Densities
M. Giles, T. Nagapetyan and K. Ritter
February 2014
156 On the complexity of computing quadrature formulas for marginal distributions of SDEs
T. Müller-Gronbach, K. Ritter and L. Yaroslavtseva
January 2014
155 Multilevel preconditioning for sparse optimization of functionals with nonconvex fidelity terms
S. Dahlke, M. Fornasier, U. Friedrich and T. Raasch
December 2013
154 On the Backward Euler Approximation of the Stochastic Allen-Chan Equation
M. Kov{\'a}cs, S. Larsson and F. Lindgren
November 2013
153 The Total Variation on Hypergraphs - Learning on Hypergraphs Revisited
M. Hein, S. Setzer, L. Jost and S. Rangapuram
November 2013
152 A Tractability Result for the Clenshaw Curtis Smolyak Algorithm
A. Hinrichs, E. Novak and M. Ullrich
November 2013
151 Complexity of Oscillatory Integration for Univariate Sobolev Spaces
E. Novak, M. Ullrich and H. Woźniakowski
November 2013
150 Effective discretization of direct reconstruction schemes for photoacoustic imaging in spherical geometries
F. Filbir, S. Kunis and R. Seyfried
November 2013
149 Alternating Directions Fitting (ADF) of Hierarchical Low Rank Tensors
L. Grasedyck, M. Kluge and S. Krämer
October 2013
148 Positivity of hit-and-run and related algorithms
D. Rudolf and M. Ullrich
October 2013
147 Hit-and-run for numerical integration
D. Rudolf
October 2013
146 A primal-dual algorithm for BSDEs
C. Bender, N. Schweizer and J. Zhuo
October 2013
145 Approximation of multivariate functions by trigonometric polynomials based on rank-1 lattice sampling
L. Kämmerer, D. Potts and T. Volkmer
September 2013
144 Multilevel Monte Carlo Quadrature of Discontinuous Payoffs in the Generalized Heston Model using Malliavin Integration by Parts
M. Altmayer and A. Neuenkirch
August 2013
143 On Embeddings of Weighted Tensor Product Hilbert Spaces
M. Hefter and K. Ritter
August 2013
142 A short theory of the Rayleigh-Ritz method
Harry Yserentant
July 2013
141 Tree Adaptive Approximation in the Hierarchical Tensor Format
Jonas Ballani and Lars Grasedyck
June 2013
140 Adaptive Wavelet Schwarz Methods for the Navier-Stokes Equation
Stephan Dahlke, Dominik Lellek, Shiu Hong Lui and Rob Stevenson
May 2013
139 Singular Behavior of the Solution to the Stochastic Heat Equation on a Polygonal Domain
Felix Lindner
May 2013
138 Adaptive Near-Optimal Rank Tensor Approximation for High-Dimensional Operator Equations
Markus Bachmayr and Wolfgang Dahmen
April 2013
137 Approximation of High-Dimensional Rank One Tensors
Markus Bachmayr, Wolfgang Dahmen, Ronald DeVore and Lars Grasedyck
March 2013
136 The Curse of Dimensionality for Numerical Integration of Smooth Functions
Aicke Hinrichs, Erich Novak, Mario Ullrich and Henryk Wozniakowski
February 2013
135 Double Greedy Algorithms: Reduced Basis Methods for Transport Dominated Problems
Wolfgang Dahmen, Christian Plesken and Gerrit Welper
February 2013
134 Robust Filtering: Correlated Noise and Multidimensional Observation
D. Crisan, J. Diehl, P.K. Friz and H. Oberhauser
January 2013
133 On Weighted Hilbert Spaces and Integration of Functions of Infinitely Many Variables
M. Gnewuch, S. Mayer and K. Ritter
December 2012
132 On the $H^1$ -stability of the $L_2$ -projection onto finite element spaces
R. E. Bank and H. Yserentant
December 2012
131 $n-$term Approximation Rates and Besov Regularity for Elliptic PDEs on Polyhedral Domains
M. Hansen
December 2012
130 On the $L_q(L_p)$-regularity and Besov smoothness of stochastic parabolic equations on bounded Lipschitz domains
P.A. Cioica, K.-H. Kim, K. Lee and F. Lindner
December 2012
129 Explicit error bounds for Markov chain Monte Carlo
D. Rudolf
August 2012
128 Numerical analysis of Gaussian approximations in quantum chemistry
M. Bachmayr, H. Chen and R. Schneider
August 2012
127 On Wavelet-Galerkin methods for semilinear parabolic equations with additive noise
M. Kov{\'a}cs, S. Larsson and K. Urban
August 2012
126 Dynamical approximation of hierarchical Tucker and Tensor-Train tensors
C. Lubich, T. Rohwedder, R. Schneider and B. Vandereycken
July 2012
125 Classification Algorithms using Adaptive Partitioning
P. Binev, A. Cohen, W. Dahmen and R. DeVore
July 2012
124 On the convergence analysis of Rothe's method
P.A. Cioica, S. Dahlke, N. Döhring, U. Friedrich, S. Kinzel, F. Lindner, T. Raasch, K. Ritter and R.L. Schilling
July 2012
123 On the convergence of the stochastic Galerkin method for random elliptic partial differential equations
A. Mugler and H.-J. Starkloff
June 2012
122 An adaptive sparse grid semi-Lagrangian scheme for first order Hamilton-Jacobi Bellman equations
O. Bokanowski, J. Garcke, M. Griebel and I. Klompmaker
June 2012
121 Effcient low-rank approximation of the stochastic Galerkin matrix in tensor formats
M. Espig, W. Hackbusch, A. Litvinenkoy, H.G. Matthiesy and P. Wähnert
May 2012
120 A-posteriori estimates for backward SDEs
C. Bender and J. Steiner
April 2012
119 Error bound for piecewise deterministic processes modeling stochastic reaction systems
T. Jahnke and M. Kreim
March 2012
118 Wavelet shrinkage on paths for scattered data denoising
D. Heinen and G. Plonka
February 2012
117 Compressive Video Sampling with Approximate Message Passing Decoding
J. Ma, G. Plonka and M.Y. Hussaini
February 2012
116 Numerical analysis of augmented plane waves methods for full-potential electronic structure calculations
H. Chen and R. Schneider
February 2012
115 Reconstructing hyperbolic cross trigonometric polynomials by sampling along generated sets
L. Kämmerer
February 2012
114 An iterative reconstruction scheme for photoacoustic imaging
Y. Dong, T. Görner and S. Kunis
December 2011
113 Efficient and accurate computation of spherical mean values at scattered center points
T. Görner, R. Hielscher and S. Kunis
December 2011
112 Local convergence of alternating schemes for optimization of convex problems in the TT format
T. Rohwedder and A. Uschmajew
December 2011
111 Multilevel dual approach for pricing American style derivatives
D. Belomestny and J. Schoenmakers
November 2011
110 Solving optimal stopping problems by empirical dual optimization and penalization
D. Belomestny
November 2011
109 On the Complexity of Computing Quadrature Formulas for SDEs
S. Dereich, T. Müller-Gronbach and K. Ritter
October 2011
108 Optimization Problems in Contracted Tensor Networks
M. Espig, W. Hackbusch, S. Handschuh and R. Schneider
October 2011
107 Efficient Analysis of High Dimensional Data in Tensor Formats
M. Espig, W. Hackbusch, A. Litvinenko, H. Matthies and E. Zander
September 2011
106 Discontinuous information in the worst case and randomized settings
A. Hinrichs, E. Novak and H. Woźniakowski
September 2011
105 On Groupoid C*-Algebras, Persistent Homology and Time-Frequency Analysis
M. Guillemard and A. Iske
September 2011
104 Multiconfigurational time-dependent Hartree method for describing particle loss due to absorbing boundary conditions
S. Kvaal
September 2011
103 Local Convergence of the Alternating Least Squares Algorithm For Canonical Tensor Approximation
A. Uschmajew
September 2011
102 A Note on Quarkonial Systems and Multilevel Partition of Unity Methods
S. Dahlke, P. Oswald and T. Raasch
September 2011
101 Piecewise Tensor Product Wavelet Bases by Extensions and Approximation Rates
N. Chegini, S. Dahlke, U. Friedrich and R. Stevenson
September 2011
100 An Introduction to Hierarchical (H-) Rank and TT-Rank of Tensors with Examples
L. Grasedyck and W. Hackbusch
August 2011
99 Spatial Besov Regularity for Semilinear Stochastic Partial Differential Equations on Bounded Lipschitz Domains
P. A. Cioica and S. Dahlke
July 2011
98 Error Estimates for the Coupled Cluster Method
T. Rohwedder and R. Schneider
June 2011
97 The Continuous Coupled Cluster Formulation for the Electronic Schrödinger Equation
T. Rohwedder
June 2011
96 On the Butterfly Sparse Fourier Transform
S. Kunis and I. Melzer
June 2011
95 Efficient Iterative Solvers for Stochastic Galerkin Discretizations of Log-Transformed Random Diffusion Problems
E. Ullmann, H. C. Elman and O. G. Ernst
June 2011
94 The Mixed Regularity of Electronic Wave Functions in Fractional Order and Weighted Sobolev Spaces
H.-C. Kreusler and H. Yserentant
June 2011
93 Introduction to Compressed Sensing
M. A. Davenport, M. F. Duarte, Y. C. Eldar and G. Kutyniok
May 2011
92 Data Separation by Sparse Representations
G. Kutyniok
May 2011
91 A Parameter Identification Problem for a Nonlinear Parabolic Differential Equation
R. A. Ressel
May 2011
90 High Quality Image Formation by Nonlocal Means Applied to High-Angle Annular Dark Field Scanning Transmission Electron Microscopy (HAADF-STEM)
P. Binev, F. Blanco-Silva, D. Blom, W. Dahmen, P. Lamby, R. Sharpley and T. Vogt
March 2011
89 Compressed Sensing and Electron Microscopy
P. Binev, W. Dahmen, R. DeVore, P. Lamby, D. Savu and R. Sharpley
March 2011
88 On Reduced Models for the Chemical Master Equation
T. Jahnke
January 2011
87 Adaptivity and Variational Stabilization for Convection-Diffusion Equations
A. Cohen, W. Dahmen and G. Welper
January 2011
86 An adaptive wavelet method for parameter identification problems in parabolic partial differential equations
S. Dahlke, U. Friedrich, P. Maass, T. Raasch and R.A. Ressel
January 2011
85 On Besov Regularity of Solutions to Nonlinear Elliptic Partial Differential Equations
S. Dahlke and W. Sickel
January 2011
84 Constructive quantization: Approximation by empirical measures
S. Dereich, M. Scheutzow and R. Schottstedt
January 2011
83 Beyond Convergence Rates: Exact Inversion With Tikhonov Regularization With Sparsity Constraints
D.A. Lorenz, S. Schiffler and D. Trede
January 2011
82 Sparse Tensor Spherical Harmonics Approximation in Radiative Transfer
K. Grella and C. Schwab
January 2011
81 Adaptive Petrov-Galerkin methods for first order transport equations
W. Dahmen, C. Huang, C. Schwab and G. Welper
January 2011
80 A Derandomization of the Euler Scheme for Scalar Stochastic Differential Equations
T. Müller-Gronbach, K. Ritter and L. Yaroslavtseva
January 2011
79 On Elliptic Partial Differential Equations with Random Coefficients
A. Mugler and H.-J. Starkloff
January 2011
78 Optimal Representation of Piecewise Hölder Smooth Bivariate Functions by the Easy Path Wavelet Transform
G. Plonka, S. Tenorth and A. Iske
January 2011
77 Adaptive Wavelet Methods for Elliptic Stochastic Partial Differential Equations
P. A. Cioica, S. Dahlke, N. Döhring, S. Kinzel, F. Lindner, T. Raasch, K. Ritter and R. L. Schilling
January 2011
76 On the Low-rank Approximation by the Pivoted Cholesky Decomposition
H. Harbrecht, M. Peters and R. Schneider
December 2010
75 Primal and Dual Pricing of Multiple Exercise Options in Continuous Time
C. Bender
December 2010
74 Least-Squares Monte Carlo for Backward SDEs
C. Bender and J. Steiner
December 2010
73 An Analysis for the DIIS Acceleration Method used in Quantum Chemistry Calculations
T. Rohwedder and R. Schneider
December 2010
72 A Local Refinement Strategy for Constructive Quantization of Scalar SDEs
T. Müller-Gronbach and K. Ritter
December 2010
71 The Alternating Linear Scheme for Tensor Optimisation in the TT Format
S. Holtz, T. Rohwedder and R. Schneider
December 2010
70 An Analysis of Electrical Impedance Tomography with Applications to Tikhonov Regularization
B. Jin and P. Maass
December 2010
69 Image Separation Using Shearlets
G. Kutyniok and W.-Q Lim
November 2010
68 The Curse of Dimensionality for Monotone and Convex Functions of Many Variables
A. Hinrichs, E. Novak and H. Woźniakowski
November 2010
67 On the Power of Function Values for the Approximation Problem in Various Settings
E. Novak and H. Woźniakowski
November 2010
66 Spatial Besov Regularity for Stochastic Partial Differential Equations on Lipschitz Domains
P. A. Cioica, S. Dahlke, S. Kinzel, F. Lindner, T. Raasch, K. Ritter and R. L. Schilling
November 2010
65 Tensorisation of Vectors and their Efficient Convolution
W. Hackbusch
November 2010
64 Shearlet Coorbit Spaces: Compactly Supported Analyzing Shearlets, Traces and Embeddings
S. Dahlke, G. Steidl and G. Teschke
October 2010
63 On Tensor Products of Quasi-Banach Spaces
M. Hansen
October 2010
62 Black Box Approximation of Tensors in Hierarchical Tucker Format
J. Ballani, L. Grasedyck and M. Kluge
October 2010
61 On Manifolds of Tensors of Fixed TT-Rank
S. Holtz, T. Rohwedder and R. Schneider
September 2010
60 On the Convergence of Generalized Polynomial Chaos Expansions
O. G. Ernst, A. Mugler, H.-J. Starkloff and E. Ullmann
August 2010
59 Adaptive ADER Methods Using Kernel-Based Polyharmonic Spline WENO Reconstruction
T. Aboiyar, E. H. Georgoulis and A. Iske
August 2010
58 Sparse Recovery and Kronecker Products
S. Jokar
August 2010
57 On the Optimality of the Inexact Inverse Iteration Coupled with Adaptive Finite Element Methods
A. Zeiser
July 2010
56 Compactly Supported Shearlets
G. Kutyniok, J. Lemvig and W.-Q Lim
July 2010
55 Wavelet Approximation in Weighted Sobolev Spaces of Mixed Order with Applications to the Electronic Schrödinger Equation
A. Zeiser
July 2010
54 Shearlets on Bounded Domains
G. Kutyniok and W.-Q Lim
July 2010
53 Interpolation Lattices for Hyperbolic Cross Trigonometric Polynomials
L. Kämmerer, S. Kunis and D. Potts
July 2010
52 Compressive Sensing Principles and Iterative Sparse Recovery for Inverse and Ill-Posed Problems
E. Herrholz and G. Teschke
July 2010
51 Curvature Analysis of Frequency Modulated Manifolds in Dimensionality Reduction
M. Guillemard and A. Iske
June 2010
50 On the Complexity of the Electronic Schrödinger Equation
H. Yserentant
June 2010
49 The Mixed Regularity of Electronic Wave Functions Multiplied by Explicit Correlation Factors
H. Yserentant
June 2010
48 Adaptive Wavelet Methods on Unbounded Domains
S. Kestler and K. Urban
June 2010
47 Convergence Rates for Greedy Algorithms in Reduced Basis Methods
P. Binev, A. Cohen, W. Dahmen, R. DeVore, G. Petrova and P. Wojtaszczyk
May 2010
46 A Projection Method to Solve Linear Systems in Tensor Format
J. Ballani and L. Grasedyck
May 2010
45 Fast High-Dimensional Approximation with Sparse Occupancy Trees
P. Binev, W. Dahmen and P. Lamby
May 2010
44 Best m-Term Approximation and Sobolev-Besov Spaces of Dominating Mixed Smoothness – the Case of Compact Embeddings
M. Hansen und W. Sickel
April 2010
43 Polynomial Approximation in Hierarchical Tucker Format by Vector-Tensorization
L. Grasedyck
April 2010
42 Error Criteria for Numerical Solutions of Backward SDEs
C. Bender and J. Steiner
April 2010
41 Construction of Compactly Supported Shearlet Frames
P. Kittipoom, G. Kutyniok and W.-Q Lim
March 2010
40 Deterministic Multi-level Algorithms for Infinite-dimensional Integration on RN
B. Niu, F.J. Hickernell, T. Müller-Gronbach and K. Ritter
March 2010
39 Best m-Term Approximation and Tensor Products of Sobolev and Besov Spaces – the Case of Non-compact Embeddings
M. Hansen and W. Sickel
March 2010
38 Compactly Supported Shearlets are Optimally Sparse
G. Kutyniok and W.-Q Lim
February 2010
37 Irregular Shearlet Frames: Geometry and Approximation Properties
P. Kittipoom, G. Kutyniok and W.-Q Lim
February 2010
36 Solving Chemical Master Equations by Adaptive Wavelet Compression
T. Jahnke and T. Udrescu
January 2010
35 Inversion of the noisy Radon transform on SO(3) by Gabor frames and sparse recovery principles
P. Cerejeiras, M. Ferreira, U. Kähler and G. Teschke
January 2010
34 On the Stability of the Hyperbolic Cross Discrete Fourier Transform
L. Kämmerer and S. Kunis
December 2009
33 Weak Order for the Discretization of the Stochastic Heat Equation Driven by Impulsive Noise
F. Lindner and R. L. Schilling
November 2009
32 Stochastic Galerkin Matrices
O. G. Ernst and E. Ullmann
November 2009
31 Preconditioning Stochastic Galerkin Saddle Point Problems
C. E. Powell and E. Ullmann
November 2009
30 An Error Analysis of the Multi-configuration Time-dependent Hartree Method of Quantum Dynamics
D. Conte and C. Lubich
November 2009
29 Computing Semi-classical Quantum Dynamics with Hagedorn Wavepackets
E. Faou, V. Gradinaru and C. Lubich
November 2009
28 Dynamical Low-rank Approximation of Tensors
O. Koch and C. Lubich
November 2009
27 A New Hybrid Method for Image Approximation using the Easy Path Wavelet Transform
G. Plonka, S. Tenorth and D. Roşca
October 2009
26 Multilevel Monte Carlo Algorithms for Lévy-driven SDEs with Gaussian Correction
S. Dereich
August 2009
25 Multilevel Preconditioning for Adaptive Sparse Optimization
S. Dahlke, M. Fornasier and T. Raasch
August 2009
24 A Multilevel Monte Carlo Algorithm for Lévy Driven Stochastic Differential Equations
S. Dereich and F. Heidenreich
August 2009
23 Multi-level Monte Carlo Algorithms for Infinite-dimensional Integration on RN
F.J. Hickernell, T. Müller-Gronbach, B. Niu and K. Ritter
August 2009
22 Best m-term Approximation and Lizorkin-Triebel Spaces
M. Hansen and W. Sickel
August 2009
21 Error Bounds for Computing the Expectation by Markov Chain Monte Carlo
D. Rudolf
July 2009
20 Hierarchical Singular Value Decomposition of Tensors
L. Grasedyck
July 2009
19 Accelerated Projected Steepest Descent Method for Nonlinear Inverse Problems with Sparsity Constraints
G. Teschke and C. Borries
July 2009
18 Curvelet-Wavelet Regularized Split Bregman Iteration for Compressed Sensing
G. Plonka and J. Ma
June 2009
17 Function Spaces and Optimal Currents in Impedance Tomography
B. Jin, T. Khan, P. Maass and M. Pidcock
June 2009
16 Optimal Approximation of Elliptic Problems by Linear and Nonlinear Mappings IV: Errors in L2 and Other Norms
S. Dahlke, E. Novak and W. Sickel
June 2009
15 Optimally Sparse Image Representation by the Easy Path Wavelet Transform
G. Plonka, S. Tenorth and A. Iske
May 2009
14 Variable Subspace Sampling and Multi-level Algorithms
T. Müller-Gronbach and K. Ritter
May 2009
13 Dual Pricing of Multi-Exercise Options under Volume Constraints
C. Bender
April 2009
12 Nonequispaced Hyperbolic Cross Fast Fourier Transform
M. Döhler, S. Kunis and D. Potts
April 2009
11 Regularization with Non-convex Separable Constraints
K. Bredies and D. A. Lorenz
April 2009
10 Minimization of Non-smooth, Non-convex Functionals by Iterative Thresholding
K. Bredies and D. A. Lorenz
April 2009
9 A Two Parameter Generalization of Lions' Nonoverlapping Domain Decomposition Method for Linear Elliptic PDEs
U. Friedrich
April 2009
8 Greedy Solution of Ill-Posed Problems: Error Bounds and Exact Inversion
L. Denis, D. A. Lorenz and D. Trede
April 2009
7 A Review of Curvelets and Recent Applications
J. Ma and G. Plonka
February 2009
6 Approximation of Infinitely Differentiable Multivariate Functions Is Intractable
E. Novak and H. Woźniakowski
January 2009
5 Adaptive Wavelet Methods and Sparsity Reconstruction for Inverse Heat Conduction Problems
T. Bonesky, S. Dahlke, P. Maass and T. Raasch
January 2009
4 Black Box Low Tensor Rank Approximation Using Fibre-Crosses
M. Espig, L. Grasedyck and W. Hackbusch
October 2008
3 Optimal Order of Convergence and (In-) Tractability of Multivariate Approximation of Smooth Functions
E. Novak and H. Woźniakowski
October 2008
2 The Easy Path Wavelet Transform: A New Adaptive Wavelet Transform for Sparse Representation of Two-dimensional Data
G. Plonka
September 2008
1 A Compressive Landweber Iteration for Solving Ill-Posed Inverse Problems
R. Ramlau, G. Teschke and M. Zhariy
September 2008

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