Publications
99.
with D. E. Pelinovsky: Dynamics of the black soliton in a regularized nonlinear Schrödinger equation. Proceedings of the American Mathematical Society 152 (3), 1217-1231 (2024). https://doi.org/10.1090/proc/16633
98.
with R. Venkitakrishnan, Y. Augenstein, B. Zerulla, F. Z. Goffi and C. Rockstuhl: On the Physical Significance of Non-Local Material Parameters in Optical Metamaterials. New Journal of Physics 25 123014. https://iopscience.iop.org/article/10.1088/1367-2630/ad1010
97.
with X. Liao: Eigenvalue analysis of the Lax operator for the one-dimensional cubic nonlinear defocusing Schrödinger equation. SIAM Journal on Mathematical Analysis 55 (6), 7399-7425 (2023). https://doi.org/10.1137/23M1550232
96.
with W. Reichel: Breathers and Rogue Waves for Semilinear curl-curl Wave Equations. Journal of Elliptic and Parabolic Equations 9, 757-780 (2023). https://doi.org/10.1007/s41808-023-00215-x
95.
with D. E. Pelinovsky: Stability of black solitons in optical systems with intensity-dependent dispersion. SIAM Journal on Mathematical Analysis 56 (2), 2521-2568 (2024). https://doi.org/10.1137/23M1552838 ; arXiv 2022. https://doi.org/10.48550/arXiv.2205.10177
94.
with B. M. Brown, T. Dohnal and I. Wood: Spectrum of the Maxwell Equations for a Flat Interface between Homogeneous Dispersive Media. To appear in Communications in Mathematical Physics. arXiv 2022. http://arxiv.org/abs/2206.02037
93.
with A. Khrabustovskyi: Operator estimates for homogenization of the Robin Laplacian in a perforated domain. Journal of Differential Equations 338, 474-517 (2022). https://doi.org/10.1016/j.jde.2022.08.005
92.
with F. Z. Goffi, A. Khrabustovskyi, R. Venkitakrishnan and C. Rockstuhl: Higher order constitutive relations and interface conditions for metamaterials with strong spatial dispersion. Physics Letters A 412, 127570 (2021). https://doi.org/10.1016/j.physleta.2021.127570
91.
with K. Tanaka, K. Sekine, M. Kashiwagi and S. Oishi: Rigorous numerical enclosures for positive solutions of Lane-Emden's equation with sub-square exponents. Numerical Functional Analysis and Optimization 43 (3), 322-349 (2022). https://www.tandfonline.com/doi/full/10.1080/01630563.2022.2029485 ; http://arxiv.org/abs/1607.04619
90.
with B. Fazekas and F. Pacella: Approximate nonradial solutions for the Lane-Emden problem in the ball. Adv. Nonlinear Anal. 11, 268-284 (2022). https://doi.org/10.1515/anona-2020-0191
89.
with R. Venkitakrishnan, T. Höß, T. Repän, F. Z. Goffi and C. Rockstuhl: Lower limits for the homogenization of periodic metamaterials made from electric dipolar scatterers. Physical Review B 103, 195425 (2021). https://doi.org/10.1103/PhysRevB.103.195425
88.
with G. Alefeld and Ch. Wieners: Error bounds and enclosures: The development of numerical analysis and the impact of the contributions by Lothar Collatz. ZAMM 100, 1-8 (2020). https://doi.org/10.1002/zamm.202002042
87.
with J. Wunderlich: Computer-assisted Existence Proofs for One-dimensional Schrödinger-Poisson Systems. Acta Cybernetica 24, 373-391 (2020). https://doi.org/10.14232/actacyb.24.3.2020.6
86.
with M. T. Nakao and Y. Watanabe: Numerical Verification Methods and Computer-Assisted Proofs for Partial Differential Equations. Springer Series in Computational Mathematics 53, Springer Singapore, 2019. https://doi.org/10.1007/978-981-13-7669-6
85.
with F. Z. Goffi, K. Mnasri, C. Rockstuhl and A. Khrabustovskyi: Towards more general constitutive relations for metamaterials: A checklist for consistent formulations. Phys. Rev. B 101, 195411 (2020). https://doi.org/10.1103/PhysRevB.101.195411
84.
with K. Nagatou and P. J. McKenna: Orbital stability investigations for travelling waves in a nonlinearly supported beam. Journal of Differential Equations 268 (1), 80-114 (2019). https://doi.org/10.1016/j.jde.2019.08.008
83.
with B. M. Brown, V. Hoang, M. Radosz and I. Wood: Gap localization of TE-modes by arbitrarily weak defects - multiband case. J. London Math. Soc. (2) 00, 1-23 (2020). https://doi.org/10.1112/jlms.12337
82.
with K. Mnasri, F. Goffi and C. Rockstuhl: Homogenization of wire media with a general purpose nonlocal constitutive relation. J. Opt. Soc. Am. B 36 (8), pp. F99-F108 (2019). https://doi.org/10.1364/JOSAB.36.000F99
81.
with K. Mnasri, A. Khrabustovskyi and C. Rockstuhl: Retrieving effective material parameters of metamaterials characterized by nonlocal constitutive relations. Phys. Rev. B 99 (3), 035442 (2019). https://doi.org/10.1103/PhysRevB.99.035442
80.
with J. Feis, K. Mnasri, A. Khrabustovskyi, Ch. Stohrer and C. Rockstuhl: Surface plasmon polaritons sustained at the interface of a nonlocal metamaterial. Phys. Rev. B 98, 115409 (2018). https://journals.aps.org/prb/abstract/10.1103/PhysRevB.98.115409
79.
with A. Khrabustovskyi, K. Mnasri, Ch. Stohrer and C. Rockstuhl: Beyond local effective material properties for metamaterials. Phys. Rev. B 97, 075439 (2018). https://doi.org/10.1103/PhysRevB.97.075439
78.
with A. Khrabustovskyi, K. Mnasri, Ch. Stohrer and C. Rockstuhl: Interface conditions for a metamaterial with strong spatial dispersion. http://arxiv.org/abs/1710.03676
77.
with A. Khrabustovskyi, K. Mnasri, Ch. Stohrer and C. Rockstuhl: Beyond local effective material properties for metamaterials. http://arxiv.org/abs/1705.10969v1
76.
with A. Contreras and D. E. Pelinovsky: Orbital Stability of Domain Walls in Coupled Gross-Pitaevskii Systems. SIAM J. Math. Anal. 50, No. 1, 810-833 (2018). https://doi.org/10.1137/17M1114892 http://arxiv.org/abs/1702.00701
75.
with W. Reichel: A breather construction for a semilinear curl-curl wave equation with radially symmetric coefficients. W. J. Elliptic Parabol. Equ. 2, 371-387 (2016). https://doi.org/10.1007/BF03377410
74.
with A. Khrabustovskyi: Spectral properties of elliptic operators with double-contrast coefficients near a hyperplane. Asymptotic Analysis 98, 91-130 (2016). https://doi.org/10.3233/ASY-161363
73.
with B. M. Brown, V. Hoang, M. Radosz and I. Wood: Gap localization of TE-Modes by arbitrarily weak defects. Journal of the London Mathematical Society (2) 95, no. 3, 942-962 (2017). https://doi.org/10.1112/jlms.12046
72.
with Y. Watanabe, K. Nagatou and M. T. Nakao: Norm bound computation for inverses of linear operators in Hilbert spaces. Journal of Differential Equations 260, 6363-6374 (2016). https://doi.org/10.1016/j.jde.2015.12.041
71.
with F. Pacella and D. Rütters: A computer-assisted existence proof for Emden's equation on an unbounded L-shaped domain. Communications in Contemporary Mathematics, Vol. 19, No. 2 (2017). http://doi.org/10.1142/S0219199717500055
70.
with Th. Bartsch, T. Dohnal and W. Reichel: Ground states of a nonlinear curl-curl problem in cylindrically symmetric media. Nonlinear Differ. Equ. Appl. (2016) 23: 52. https://doi.org/10.1007/s00030-016-0403-0
69.
with B. M. Brown, V. Hoang and I. Wood: Spectrum created by line defects in
periodic structures. Mathematische Nachrichten 287, No. 17-18, 1972-1985. https://doi.org/10.1002/mana.201300165
68.
with Y. Watanabe, K. Nagatou and M. T. Nakao: Verified Computations of Eigenvalue Exclosures for Eigenvalue Problems in Hilbert Spaces. SIAM J. Numer. Anal., Vol. 52, No. 2, 975-992, 2014. https://doi.org/10.1137/120894683
67.
with P. J. McKenna, F. Pacella and D. Roth: A Computer-Assisted Uniqueness Proof for a Semilinear Elliptic Boundary Value Problem. Inequalities and Applications 2010, International Series of Numerical Mathematics, Vol. 161, Part 1, 31-52, 2012. https://link.springer.com/chapter/10.1007/978-3-0348-0249-9_3
66.
with C. Bandle, A. Gilanyi and L. Losonczi: Inequalities and Applications 2010 (Dedicated to the Memory of Wolfgang Walter), International Series of Numerical Mathematics, Vol. 161, Springer Basel, 2012. book
65.
with B. M. Brown, V. Hoang and I. Wood: On the spectrum of waveguides in planar photonic bandgap structures. Proceedings of the Royal Society of London A, 471: 20140673, http://doi.org/10.1098/rspa.2014.0673
64.
with T. Dohnal, K. Nagatou and W. Reichel: Interfaces supporting surface gap soliton ground states in the 1D nonlinear Schrödinger equation. Journal of Mathematical Analysis and Applications 407 (2013), pp. 425-435. http://doi.org/10.1016/j.jmaa.2013.05.028
63.
with K. Nagatou, M. T. Nakao and Y. Watanabe: A computer-assisted stability proof for the Orr-Sommerfeld problem with Poiseuille flow. Nonlinear Theory and Its Applications, IEICE 2, 123-127 (2011).
62.
with K. Nagatou and M. T. Nakao: Eigenvalue excluding for perturbed-periodic one-dimensional Schrödinger operators. Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, Vol. 468, Issue 2138 (2012), pp. 545-562. http://doi.org/10.1098/rspa.2011.0159 pdf
61.
with T. Dohnal and W. Reichel: Surface gap soliton ground states for the nonlinear Schrödinger equation. Comm. Math. Phys., Volume 308, Issue 2 (2011), 511-542; https://link.springer.com/article/10.1007/s00220-011-1320-z - pdf
60.
with W. Dörfler, A. Lechleiter, G. Schneider, and Ch. Wieners: Photonic Crystals: Mathematical Analysis and Numerical Approximation. Birkhäuser, 2010; Oberwolfach Seminars 42.
59.
with T. Dohnal and W. Reichel: Localized modes of the linear periodic Schrödinger operator with a nonlocal perturbation. SIAM J. Math. Anal., Volume 41, Issue 5 (2009), 1967-1993. pdf
58.
with B. M. Brown, V. Hoang and I. G. Wood: Floquet-Bloch Theory for Elliptic Problems with Discontinuous Coefficients. In: Spectral theory and analysis, 1–20, Oper. Theory Adv. Appl., 214, Birkhäuser/Springer, Basel, 2011.
57.
with P. J. McKenna, F. Pacella and D. Roth: A Uniqueness Result for a Semilinear Elliptic Problem: A Computer-assisted Proof. J. Differential Equations 247 (2009) 2140-2162; http://doi.org/10.1016/j.jde.2009.06.023
56.
Computer-assisted Proofs for Semilinear Elliptic Boundary Value Problems. Japan Journal for Industrial and Applied Mathematics, Vol. 26, No. 2-3 (2009); http://doi.org/10.1007/BF03186542
55.
with V. Hoang and Ch. Wieners: A computer-assisted proof for photonic band gaps. Z. angew. Math. Phys. 60 (2009) 1035-1052; 0044-2275/09/061035-18; http://doi.org/10.1007/s00033-008-8021-2
54.
with B. M. Brown, V. Hoang and I. G. Wood: On Spectral Bounds for Photonic Crystal Waveguides. In: Inequalities and Applications (C. Bandle, A. Gilànyi, L. Losonczi, Z. Pales, M. Plum eds.), International Series of Numerical Mathematics, Vol. 157, 23-30 (2009).
53.
with Y. Watanabe and M. T. Nakao: A computer-assisted instability proof for the Orr-Sommerfeld problem with Poiseuille flow. Z. Angew. Math. Mech. 89, No. 1, 5-18 (2009) http://doi.org/10.1002/zamm.200700158
52.
Existence and Multiplicity Proofs for Semilinear Elliptic Boundary Value Problems by Computer Assistance. DMV Jahresbericht: JB 110, Heft 1 (2008) 19-54.
Download: emp.ps emp.pdf
51.
with W. N. Everitt, L. Markus and M. Muzzulini: A continuum of unusual selfadjoint linear partial differential operators.
Journal of Computational and Applied Mathematics 208, 164-175 (2007).
50.
with Ch. Wieners: Numerical enclosures for variational inequalities. Computational Methods in Applied Mathematics, Vol. 7, No. 4, 376-388 (2007).
49.
with B. Breuer, J. Horák and P. J. McKenna: A computer-assisted existence and multiplicity proof for travelling waves in a nonlinearly supported beam.
J. Differential Equations 224, 60-97 (2006).
Download: travelling.pdf
48.
with R. C. Brown: An Opial Type Inequality with an Integral Boundary Condition.
Proc. R. Soc. Lond. A 461, 2635-2651 (2005).
Download: opial_type.pdf
47.
with W. N. Everitt and L. Markus: An Unusual Self-Adjoint Linear Partial Differential Operator.
Trans. Amer. Math. Soc. 367, 1303-1324 (2005).
Download: self-adjoint.pdf
46.
with E. B. Davies: Spectral Pollution.
IMA Journal of Numerical Analysis 24, 417-438 (2004).
45.
with B. Breuer and P. J. McKenna: Multiple solutions for a semilinear boundary value problem: a computational multiplicity proof.
J. Differential Equations 195, 243-269 (2003).
44.
with B. M. Brown and W. D. Evans: Titchmarsh-Sims-Weyl theory for Complex Hamiltonian Systems.
Proc. London Math. Soc. (3) 87, 419-450 (2003).
Download: titchmarsh.pdf
43.
with J.-R. Lahmann: A computer-assisted instability proof for the Orr-Sommerfeld equation with Blasius profile.
ZAMM 84, No. 3, 188-204 (2004).
Download: orr-sommerfeld.pdf
42.
with E. Adams: Free Vibrations of Trusses by Fourier Decomposition, and Homotopy Methods for Nonlinear Matrix Eigenvalue Problems, I and II.
J. Math. Anal. Appl. 275, 333-353 (2002) and 276, 64-79 (2002).
41.
with Ch. Wieners: New solutions of the Gelfand problem.
J. Math. Anal. Appl. 269, 588-606 (2002).
40.
with Ch. Wieners: Optimal a priori estimates for interface problems.
Numer. Math. 95, 735-759 (2003).
39.
with P. J. McKenna: Multiple solutions for a semilinear boundary value problem: a computational multiplicity proof.
J. Math. Anal. Appl. 251, No. 2, 710-715 (2000).
38.
with B. Breuer and P. J. McKenna: Inclusions and Existence Proofs for Solutions of a Nonlinear Boundary Value Problem by Spectral Numerical Methods.
Computing Suppl. 15, 61-77 (2001).
37.
with Ch. Hipp: Optimal investment for investors with state dependent income, and for insurers.
Finance and Stochastics, Vol. 7, No. 3, 299-321 (2003).
36.
Safe Numerical Error Bounds for Solutions of Nonlinear Elliptic Boundary Value Problems.
In: Symbolic Algebraic Methods and Verification Methods (Eds.: G. Alefeld, J. Rohn, S. Rump, T. Yamamoto), Springer Wien New York, 195-207 (2001).
35.
with Ch. Hipp: Optimal investment for insurers.
Insurance, Mathematics and Economics 27, 215-228 (2000).
34.
with H. Behnke, U. Mertins and Ch. Wieners: Eigenvalue inclusions via domain decomposition.
Proc. R. Soc. Lond. A. 456, 2717-2730 (2000).
33.
Computer-assisted Enclosure Methods for Elliptic Differential Equations.
Linear Algebra and its Applications 324, 147-187 (2001).
32.
with J. Lahmann: Das Spektrum der Orr-Sommerfeld-Gleichung mit Blasius-Strömungsprofil.
ZAMM 78, Suppl. 3, S987 - S988 (1998).
31.
with B. Breuer: Lösungseinschließungen bei einem nichtlinearen Randwertproblem mittels eines Fourierreihenansatzes.
Internal Report.
30.
with R. M. Redheffer: A Class of Second-order Differential Equations.
J. Differential Equations 154, 454-469 (1999).
29.
with J. Lahmann: On the spectrum of the Orr-Sommerfeld equation on the semi-axis.
Math. Nachr. 216, 145-153 (2000).
28.
with B. M. Brown, D. K. R. McCormack and W. D. Evans: On the spectrum of second order differential operators with complex coefficients.
Proc. Royal Soc. London. A 455, 1235-1257 (1999).
27.
with B. M. Brown, M. S. P. Eastham and D. K. R. McCormack: On a new algorithm for the computation of enclosures for the Titchmarsh-Weyl m-function.
Result. Math. 33, 50-64 (1998).
26.
Eigenvalue Problems for Differential Equations.
In: Wavelets, Multilevel Methods and Elliptic PDEs (Eds.: M. Ainsworth , J. Levesley, M. Marletta, W.A. Light), Clarendon Press, Oxford, 39-83 (1997).
25.
Guaranteed Numerical Bounds for Eigenvalues.
In: Spectral theory and computational methods of Sturm-Liouville problems (Eds.: D. Hinton, P. Schaefer), Marcel Dekker, New York, 313-332 (1997).
24.
Enclosure Methods with Existence Proof for Elliptic Differential Equations. Proceedings zu "General Inequalities 7" (Oberwolfach 1995), International Series of Numerical Mathematics, Vol. 123, 347-368 (1997).
23.
Enclosures for Two-Point Boundary Value Problems near Bifurcation Points.
In: Scientific Computing and Validated Numerics, Proceedings of the International Symposium on Scientific Computing, Computer Arithmetic and Validated Numerics SCAN-95, held in Wuppertal, Germany, September 26-29, 1995 (Eds.: G. Alefeld, A. Frommer, B. Lang), Mathematical Research, Volume 90, Akademie Verlag, 265-279 (1996).
22.
Existence Proofs for Elliptic Boundary Value Problems by Numerical Means.
ZAMM 75 SII, S429-S432 (1995).
21.
Lösungseinschließung mit automatischem Existenzbeweis bei elliptischen Randwertproblemen.
In: Jahrbuch Überblicke Mathematik 1995 (Hrsg.: A. Beutelspacher, S.D. Chatterji, U. Kulisch, R. Liedl), Vieweg, Braunschweig, 103 - 124 (1995).
20.
Enclosures for Weak Solutions of Nonlinear Elliptic Boundary Value Problems.
In: Inequalities and Applications (Ed.: Ravi P. Agarwal), World Scientific Series In Applicable Analysis, Vol. 3, 505-521 (1994).
19.
Inclusion Methods for Elliptic Boundary Value Problems.
In: Topics in Validated Computations (Ed.: J. Herzberger), Studies in Computational Mathematics 5, North Holland (Elsevier), Amsterdam, 323 - 379 (1994).
18.
Existence and Enclosure Results for Continua of Solutions of Parameter-Dependent Nonlinear Boundary Value Problems.
Journal of Computational and Applied Mathematics 60, 187 - 200 (1995).
17.
with B. Kalkofen: Optimal Pricing Rules for Private-Value Auctions with Incomplete Information.
Ifo-Studien 1/1996, 77 - 100.
16.
Enclosures for Solutions of Parameter-dependent Nonlinear Elliptic Boundary Value Problems: Theory and Implementation on a Parallel Computer.
Interval Computations 3 (Special Issue on Parallel Algorithms), 106 - 121 (1994).
15.
with B. M. Brown, W.D. Evans and V.G. Kirby: Safe numerical bounds for the Titchmarsh-Weyl m-function.
Mathematical Proceedings of the Cambridge Philosophical Society 113, 583-599 (1993).
14.
An Existence and Inclusion Method for Two-Point Boundary Value Problems with Turning Points.
ZAMM 74, 615 - 623 (1994).
13.
Numerical Existence Proofs and Explicit Bounds for Solutions of Nonlinear Elliptic Boundary Value Problems.
Computing 49, 25-44 (1992).
12.
Characterization and Computation of Nash-Equilibria for Auctions with Incomplete Information.
International Journal of Game Theory 20, 393-418 (1992).
11.
Continuous Sealed-bid Auctions with Asymmetric Incomplete Information.
Methods of Operations Research 63, 303-312.
10.
Bounds for eigenvalues of second-order elliptic differential operators.
ZAMP 42, 848 - 863 (1991).
9.
Existence proofs in combination with error bounds for approximate solutions of weakly nonlinear second-order elliptic boundary value problems.
ZAMM 71, T660 - T662 (1991).
8.
Explicit H2-estimates and pointwise bounds for solutions of second-order elliptic boundary value problems.
J. Math. Anal. Appl. 165, 36-61 (1992).
7.
Computer-assisted existence proofs for two-point boundary value problems.
Computing 46, 19-34 (1991).
6.
Verified existence and inclusion results for two-point boundary value problems.
IMACS Annals on Computing and Applied Mathematics, Baltzer, Vol. 7, 341-355 (1990).
5.
with M. Göhlen and J. Schröder: A Programmed Algorithm for Existence Proofs for Two-Point Boundary Value Problems.
Computing 44, 91-132 (1990).
4.
Existence and inclusion for two-point boundary value problems by numerical means.
In: Computational Ordinary Differential Equations (Eds.: J. R. Cash, I. Gladwell), Clarendon Press, Oxford, 415-423 (1992).
3.
Eigenvalue inclusions for second-order ordinary differential operators by a numerical homotopy method.
ZAMP 41, 205-226 (1990).
2.
Shape-Invariant Bounds for Reaction-Diffusion Systems with Unequal Diffusion Coefficients.
J. Differential Equations 73, 82-103 (1988).
1.
Pointwise Bounds for Linear Reaction-Diffusion Systems and an Extension to Nonlinear Problems.
J. Math. Anal. Appl. 135, 88-111 (1988).