Reports From: 2019

Y. Abdelaziz, C. Koutschan, J-M. Maillard

On Christol’s conjecture

Report No. 2019-35

C. Hofreither, L. Mitter, H. Speleers

Local multigrid solvers for adaptive Isogeometric Analysis in hierarchical spline spaces

Report No. 2019-34

L. Jiu, C. Koutschan

Calculation and Properties of Zonal Polynomials

Report No. 2019-33

G. Petridis, O. Roche-Newton, M. Rudnev, A. Warren

An Energy Bound in the Affine Group

Report No. 2019-32

R. Schneckenleitner, S. Takacs

Condition number bounds for IETI-DP methods that are explicit in $h$ and $p$

Report No. 2019-31

B. Endtmayer, U. Langer, J. P. Thiele, T. Wick

Hierarchical DWR Error Estimates for the Navier Stokes Equation: $h$ and $p$ Enrichment

Report No. 2019-30

M. Fischer, G. Jankowiak, M.T. Wolfram

Crowding and queuing at exits and bottlenecks

Report No. 2019-29

Y. Abdelaziz, S. Boukraa, C. Koutschan, J-M. Maillard

Heun functions and diagonals of rational functions

Report No. 2019-28

H. Meinlschmidt, C. Meyer, S. Walter

Optimal Control of an Abstract Evolution Variational Inequality with Application to Homogenized Plasticity

Report No. 2019-27

M. Makhul

On the number of perfect triangles with a fixed angle

Report No. 2019-26

A.S. Serdyuk, T. Stepaniuk

Asymptotically best possible Lebesque-type inequalities for the Fourier sums on sets of generalized Poisson integrals

Report No. 2019-25

H. Fujiwara, K. Sadiq, A. Tamasan

A Fourier approach to the inverse source problem in an absorbing and anisotropic scattering medium

Report No. 2019-24

P. Kritzer, F. Pillichshammer, L. Plaskota, G.W. Wasilkowski

On alternative quantization for doubly weighted approximation and integration over unbounded domains

Report No. 2019-23

O. Roche-Newton, A. Warren

New Expander Bounds from Affine Group Energy

Report No. 2019-22

C. Pohoata, O. Roche-Newton

Four-term progression free sets with three-term progressions in all large subsets

Report No. 2019-21

S. Pereverzyev, S.G. Solodky, V.B.Vasylyk, M.Zic

Regularized Collocation in Distribution of Diffusion Times applied to Electrochemical Impedance Spectroscopy

Report No. 2019-20

R. Ke, R. Wagner, R. Ramlau, R. Chan

Reconstruction of the high resolution phase in a closed loop adaptive optics system

Report No. 2019-19

M. Krasnoschok, S. Pereverzyev, S.V. Siryk, N. Vasylyeva

Determination of the fractional order in quasilinear subdiffusion equations

Report No. 2019-17

C. Koutschan, E. Wong

Exact lower bounds for monochromatic Schur triples and generalizations

Report No. 2019-16

S. Takacs

Fast multigrid solvers for conforming and non-conforming multi-patch Isogeometric Analysis

Report No. 2019-15

I. Georgieva, S. Harizanov, C. Hofreither

Iterative Low-rank Approximation Solvers for the Extension Method for Fractional Diffusion

Report No. 2019-14

Y. Ding, F.J. Hickernell, P. Kritzer, S. Mak

Adaptive approximation for multivariate linear problems with inputs lying in a cone

Report No. 2019-13

C. Hofreither

A Unified View of Some Numerical Methods for Fractional Diffusion

Report No. 2019-12

J. Wiart, C. Lemieux

On the dependence structure of scrambled $(t,m,s)$-nets

Report No. 2019-11

R. Chapko, L. Mindrinos

On the Non-Linear Integral Equation Approach for an Inverse Boundary Value Problem for the Heat Equation

Report No. 2019-10

K. Kunisch, H. Meinlschmidt

Optimal control of an energy-critical semilinear wave equation in 3D with spatially integrated control constraints

Report No. 2019-9

H. Meinlschmidt, C. Meyer, J. Rehberg

Regularization for optimal control problems associated to nonlinear evolution equations

Report No. 2019-8

B. Endtmayer, U. Langer, I. Neitzel, T. Wick, W. Wollner

Multigoal-oriented optimal control problems with nonlinear PDE constraints

Report No. 2019-7

D. Jodlbauer, U. Langer, T. Wick

Matrix-free multigrid solvers for phase-field fracture problems

Report No. 2019-6

M. Krasnoschok, S. Pereverzyev, S.V. Siryk, N. Vasylyeva

Regularized reconstruction of the order in semilinear subdiffusion with memory

Report No. 2019-5

T. Stepaniuk

Order estimates of best orthogonal trigonometric approximations of classes of infinitely differentiable functions

Report No. 2019-4

T. Stepaniuk

Hyperuniform point sets on flat tori: deterministic and probabilistic aspects

Report No. 2019-3

S. Takacs

A quasi-robust discretization error estimate for discontinuous Galerkin Isogeometric Analysis

Report No. 2019-2

A. Ebert, P. Kritzer, D. Nuyens

Constructing QMC finite element methods for elliptic PDEs with random coefficients by a reduced CBC construction

Report No. 2019-1