Nonlinear Sciences

Authors and titles for November 2017

[101] arXiv:1711.02806 (cross-list from physics.flu-dyn) [pdf, other]

Title: Discrete ellipsoidal statistical BGK model and Burnett equations

Yudong Zhang, Aiguo Xu, Guangcai Zhang, Zhihua Chen, Pei Wang

Comments: 8 figures

Journal-ref: Frontiers of Physics 13(3), 135101 (2018)

Subjects: Fluid Dynamics (physics.flu-dyn); Statistical Mechanics (cond-mat.stat-mech); Cellular Automata and Lattice Gases (nlin.CG); Computational Physics (physics.comp-ph)

[102] arXiv:1711.02841 (cross-list from physics.optics) [pdf, other]

Title: Toward defeating diffraction and randomness for laser beam propagation in turbulent atmosphere

Pavel M. Lushnikov, Natalia Vladimirova

Comments: 4 pages, 4 figures

Journal-ref: JETP Letters, v. 108, pp 571-576 (2018)

Subjects: Optics (physics.optics); Chaotic Dynamics (nlin.CD); Pattern Formation and Solitons (nlin.PS)

[103] arXiv:1711.02874 (cross-list from cond-mat.quant-gas) [pdf, other]

Title: Excited states of two-dimensional solitons supported by the spin-orbit coupling and field-induced dipole-dipole repulsion

Chunqing Huang, Yuebo Ye, Shimei Liu, Hexiang He, Wei Pang, B. A. Malomed, Yongyao Li

Comments: 8 pages, 3 figures, and 73 references, published on Physical Review A 97, 013636 (2018)

Journal-ref: Phys. Rev. A 97, 013636 (2018)

Subjects: Quantum Gases (cond-mat.quant-gas); Pattern Formation and Solitons (nlin.PS); Optics (physics.optics)

[104] arXiv:1711.02984 (cross-list from math-ph) [pdf, other]

Title: Remarks on $A^{(1)}_n$ face weights

Atsuo Kuniba

Comments: 5 pages. Minor revision

Journal-ref: 2017 MATRIX Annals (D. R. Wood, J. de Gier, C. Praeger, T. Tao, eds.), MATRIX Book Series, Volume 2

Subjects: Mathematical Physics (math-ph); Exactly Solvable and Integrable Systems (nlin.SI)

[105] arXiv:1711.03297 (cross-list from hep-th) [pdf, other]

Title: Klein-Gordonization: mapping superintegrable quantum mechanics to resonant spacetimes

Oleg Evnin, Hovhannes Demirchian, Armen Nersessian

Comments: v2: minor improvements, to appear in PRD

Journal-ref: Phys. Rev. D 97, 025014 (2018)

Subjects: High Energy Physics - Theory (hep-th); General Relativity and Quantum Cosmology (gr-qc); Mathematical Physics (math-ph); Differential Geometry (math.DG); Exactly Solvable and Integrable Systems (nlin.SI)

[106] arXiv:1711.03360 (cross-list from math-ph) [pdf, other]

Title: The Kontsevich-Penner matrix integral, isomonodromic tau functions and open intersection numbers

Marco Bertola, Giulio Ruzza

Comments: 54 pages, 3 figures

Journal-ref: Ann. Henri Poincar\'e (2019)

Subjects: Mathematical Physics (math-ph); Exactly Solvable and Integrable Systems (nlin.SI)

[107] arXiv:1711.03422 (cross-list from math.DS) [pdf, other]

Title: Synchronization in Networks with Strongly Delayed Couplings

Daniel M. N. Maia, Elbert E. N. Macau, Tiago Pereira, Serhiy Yanchuk

Comments: Submitted to DCDS-B

Subjects: Dynamical Systems (math.DS); Adaptation and Self-Organizing Systems (nlin.AO)

[108] arXiv:1711.03622 (cross-list from math.AP) [pdf, other]

Title: Swarming in domains with boundaries: approximation and regularization by nonlinear diffusion

Razvan C. Fetecau, Mitchell Kovacic, Ihsan Topaloglu

Comments: Minor correction. This version will appear in Discrete Contin. Dyn. Syst. Ser. B

Subjects: Analysis of PDEs (math.AP); Adaptation and Self-Organizing Systems (nlin.AO); Pattern Formation and Solitons (nlin.PS)

[109] arXiv:1711.03861 (cross-list from math-ph) [pdf, other]

Title: The coupled Fokas-Lenells equations by a Riemann-Hilbert approach

Beibei Hu, Tiecheng Xia

Comments: 18 pages, 2 figures. arXiv admin note: substantial text overlap with arXiv:1704.03623

Subjects: Mathematical Physics (math-ph); Exactly Solvable and Integrable Systems (nlin.SI)

[110] arXiv:1711.04087 (cross-list from hep-th) [pdf, other]

Title: Notes on Integrable Boundary Interactions of Open $SU(4)$ Alternating Spin Chains

Jun-Bao Wu

Comments: v4,12 pages, no figures, published version. To appaer in SCIENCE CHINA Physics, Mechanics & Astronomy

Journal-ref: Sci. China Phys. Mech. Astron. (2018) 61: 070011

Subjects: High Energy Physics - Theory (hep-th); Exactly Solvable and Integrable Systems (nlin.SI)

[111] arXiv:1711.04383 (cross-list from math-ph) [pdf, other]

Title: Critical edge behavior in the perturbed Laguerre ensemble and the Painleve V transcendent

Min Chen, Yang Chen, Engui Fan

Comments: 53 pages

Subjects: Mathematical Physics (math-ph); Exactly Solvable and Integrable Systems (nlin.SI)

[112] arXiv:1711.04768 (cross-list from cond-mat.stat-mech) [pdf, other]

Title: Chaos in a classical limit of the Sachdev-Ye-Kitaev model

Thomas Scaffidi, Ehud Altman

Comments: 5 pages, 4 figures; significant revisions, title updated, as published in Phys Rev B

Journal-ref: Phys. Rev. B 100, 155128 (2019)

Subjects: Statistical Mechanics (cond-mat.stat-mech); Disordered Systems and Neural Networks (cond-mat.dis-nn); Strongly Correlated Electrons (cond-mat.str-el); High Energy Physics - Theory (hep-th); Chaotic Dynamics (nlin.CD)

[113] arXiv:1711.04820 (cross-list from physics.flu-dyn) [pdf, other]

Title: Phoresis in turbulent flows

Vishwanath Shukla, Romain Volk, Mickaël Bourgoin, Alain Pumir

Comments: 17 pages, 6 figures

Subjects: Fluid Dynamics (physics.flu-dyn); Statistical Mechanics (cond-mat.stat-mech); Chaotic Dynamics (nlin.CD)

[114] arXiv:1711.05039 (cross-list from math.DS) [pdf, other]

Title: A detectability criterion and data assimilation for non-linear differential equations

Jason Frank, Sergiy Zhuk

Subjects: Dynamical Systems (math.DS); Numerical Analysis (math.NA); Optimization and Control (math.OC); Chaotic Dynamics (nlin.CD); Geophysics (physics.geo-ph)

[115] arXiv:1711.05065 (cross-list from physics.soc-ph) [pdf, other]

Title: Influence of a range of interaction among agents on efficiency and effectiveness of knowledge transfer within an organisation

Kamil Paradowski (1), Agnieszka Kowalska-Styczeń (2), Krzysztof Malarz (1), ((1) AGH University of Science and Technology, (2) Silesian University of Technology)

Comments: presented during 13th Econophysics Colloquium & 9th Polish Symposium on Physics in Economy and Social Sciences, Jul. 5-7, 2017, Warszawa (PL)

Journal-ref: Acta Phys. Pol. A 133 (6), 1470 (2018)

Subjects: Physics and Society (physics.soc-ph); Multiagent Systems (cs.MA); Cellular Automata and Lattice Gases (nlin.CG)

[116] arXiv:1711.05158 (cross-list from physics.soc-ph) [pdf, other]

Title: Theoretical results on the topological properties of the limited penetrable horizontal visibility graph family

Minggang Wang, Andre L.M.Vilela, Ruijin Du, Longfeng Zhao, Gaogao Dong, Lixin Tian, H. Eugene Stanley

Comments: 13 pages, 9 figures

Journal-ref: Phys. Rev. E 97, 052117 (2018)

Subjects: Physics and Society (physics.soc-ph); Chaotic Dynamics (nlin.CD)

[117] arXiv:1711.05257 (cross-list from physics.geo-ph) [pdf, other]

Title: Similarity Analysis of Discrete Fracture Networks

Younes Fadakar Alghalandis, Davide Elmo, Erik Eberhardt

Comments: 20 pages, 14 figures, original research

Subjects: Geophysics (physics.geo-ph); Numerical Analysis (math.NA); Pattern Formation and Solitons (nlin.PS); Data Analysis, Statistics and Probability (physics.data-an)

[118] arXiv:1711.05548 (cross-list from math-ph) [pdf, other]

Title: Universal Character, Phase Model and Topological Strings on $\mathbb C^3$

Na Wang, Chuanzhong Li

Comments: 13 Pages

Journal-ref: Eur. Phys. J. C (2019) 79:953

Subjects: Mathematical Physics (math-ph); High Energy Physics - Theory (hep-th); Exactly Solvable and Integrable Systems (nlin.SI); Quantum Physics (quant-ph)

[119] arXiv:1711.05703 (cross-list from physics.optics) [pdf, other]

Title: Geometric parametric instability in periodically modulated GRIN multimode fibers

Carlos Mas Arabí, Alexandre Kudlinski, Arnaud Mussot, Matteo Conforti

Journal-ref: Phys. Rev. A 97, 023803 (2018)

Subjects: Optics (physics.optics); Pattern Formation and Solitons (nlin.PS)

[120] arXiv:1711.05826 (cross-list from physics.flu-dyn) [pdf, other]

Title: Finding Efficient Swimming Strategies in a Three Dimensional Chaotic Flow by Reinforcement Learning

K. Gustavsson, L. Biferale, A. Celani, S. Colabrese

Comments: Published on Eur. Phys. J. E (December 14, 2017)

Journal-ref: Eur. Phys. J. E 40, 110 (2017)

Subjects: Fluid Dynamics (physics.flu-dyn); Statistical Mechanics (cond-mat.stat-mech); Machine Learning (cs.LG); Chaotic Dynamics (nlin.CD)

[121] arXiv:1711.05853 (cross-list from physics.flu-dyn) [pdf, other]

Title: Smart Inertial Particles

Simona Colabrese, Kristian Gustavsson, Antonio Celani, Luca Biferale

Comments: Published on Phys. Rev. Fluids (August 6, 2018)

Journal-ref: Phys. Rev. Fluids 3, 084301 (2018)

Subjects: Fluid Dynamics (physics.flu-dyn); Statistical Mechanics (cond-mat.stat-mech); Chaotic Dynamics (nlin.CD)

[122] arXiv:1711.05958 (cross-list from hep-th) [pdf, other]

Title: $E_8$ spectral curves

Andrea Brini

Comments: 87 pages, 5 figures. Raw binaries containing spectral curve data available with an accompanying Mathematica notebook at this https URL (180Mb ZIP archive; beware this currently unpacks to 912Mb). v2: a few corrections in section 5, typos fixed. v3: minor changes in the introduction, references added, version accepted for publication on Proc. Lond. Math. Soc

Subjects: High Energy Physics - Theory (hep-th); Mathematical Physics (math-ph); Algebraic Geometry (math.AG); Exactly Solvable and Integrable Systems (nlin.SI)

[123] arXiv:1711.06426 (cross-list from cs.RO) [pdf, other]

Title: Towards Self-organized Large-Scale Shape Formation: A Cognitive Agent-Based Computing Approach

Yasir R. Darr, Muaz A. Niazi

Comments: 40 pages

Subjects: Robotics (cs.RO); Multiagent Systems (cs.MA); Adaptation and Self-Organizing Systems (nlin.AO); Cellular Automata and Lattice Gases (nlin.CG); Pattern Formation and Solitons (nlin.PS)

[124] arXiv:1711.06493 (cross-list from math-ph) [pdf, other]

Title: Symmetry and integrability for stochastic differential equations

Giuseppe Gaeta, Claudia Lunini

Comments: to appear in J. Nonlin. this http URL. (2018)

Journal-ref: J. Nonlin. Math. Phys. 25 (2018), 262-289

Subjects: Mathematical Physics (math-ph); Dynamical Systems (math.DS); Exactly Solvable and Integrable Systems (nlin.SI)

[125] arXiv:1711.06543 (cross-list from physics.flu-dyn) [pdf, other]

Title: Destabilizing turbulence in pipe flow

J. Kühnen, B. Song, D. Scarselli, N. Budanur, A. Willis, M. Riedl, M. Avila, B. Hof

Subjects: Fluid Dynamics (physics.flu-dyn); Chaotic Dynamics (nlin.CD); Applied Physics (physics.app-ph)

[126] arXiv:1711.06626 (cross-list from physics.comp-ph) [pdf, other]

Title: Hyperbolicity, shadowing directions and sensitivity analysis of a turbulent three-dimensional flow

Angxiu Ni

Comments: 26 pages, 14 figures

Journal-ref: Journal of Fluid Mechanics, Volume 863, Page 644-669, 2019

Subjects: Computational Physics (physics.comp-ph); Chaotic Dynamics (nlin.CD); Fluid Dynamics (physics.flu-dyn)

[127] arXiv:1711.06633 (cross-list from physics.comp-ph) [pdf, other]

Title: Sensitivity analysis on chaotic dynamical systems by Finite Difference Non-Intrusive Least Squares Shadowing (FD-NILSS)

Angxiu Ni, Qiqi Wang, Pablo Fernandez, Chaitanya Talnikar

Comments: 20 pages, 8 figures

Journal-ref: Journal of Computational Physics, Volume 394, Pages 615-631, 2019

Subjects: Computational Physics (physics.comp-ph); Numerical Analysis (math.NA); Chaotic Dynamics (nlin.CD); Fluid Dynamics (physics.flu-dyn)

[128] arXiv:1711.06845 (cross-list from cs.SI) [pdf, other]

Title: Evaluating Roles of Central Users in Online Communication Networks: A Case Study of #PanamaLeaks

Mohsin Adalat, Muaz A. Niazi

Comments: 28 pages

Subjects: Social and Information Networks (cs.SI); Computers and Society (cs.CY); Networking and Internet Architecture (cs.NI); Adaptation and Self-Organizing Systems (nlin.AO); Applications (stat.AP)

[129] arXiv:1711.06909 (cross-list from physics.bio-ph) [pdf, other]

Title: Collective gradient sensing in fish schools

James G. Puckett, Aawaz R. Pokhrel, Julia A. Giannini

Comments: 19 pages, 6 figures

Subjects: Biological Physics (physics.bio-ph); Adaptation and Self-Organizing Systems (nlin.AO); Quantitative Methods (q-bio.QM)

[130] arXiv:1711.07376 (cross-list from quant-ph) [pdf, other]

Title: Relaxation oscillations and frequency entrainment in quantum mechanics

A. Chia, L. C. Kwek, C. Noh

Comments: Comments welcome

Journal-ref: Phys. Rev. E 102, 042213 (2020)

Subjects: Quantum Physics (quant-ph); Adaptation and Self-Organizing Systems (nlin.AO); Chaotic Dynamics (nlin.CD)

[131] arXiv:1711.07395 (cross-list from math.AP) [pdf, other]

Title: Integrable (3+1)-dimensional systems with rational Lax pairs

A. Sergyeyev

Comments: 4 pages, no figures; this is a follow-up of arXiv:1401.2122v5

Journal-ref: Nonlinear Dynamics 91 (2018), no. 3, 1677-1680

Subjects: Analysis of PDEs (math.AP); Exactly Solvable and Integrable Systems (nlin.SI)

[132] arXiv:1711.07505 (cross-list from cond-mat.stat-mech) [pdf, other]

Title: Light-cone spreading of perturbations and the butterfly effect in a classical spin chain

Avijit Das, Saurish Chakrabarty, Abhishek Dhar, Anupam Kundu, David A. Huse, Roderich Moessner, Samriddhi Sankar Ray, Subhro Bhattacharjee

Comments: 6 pages, 6 figures. Journal Ref. added: Physical Review Letters 121, 024101 (2018)

Journal-ref: Phys. Rev. Lett. 121, 024101 (2018)

Subjects: Statistical Mechanics (cond-mat.stat-mech); Chaotic Dynamics (nlin.CD)

[133] arXiv:1711.07547 (cross-list from cond-mat.dis-nn) [pdf, other]

Title: Collective behavior of oscillating electric dipoles

Simona Olmi, Matteo Gori, Irene Donato, Marco Pettini

Comments: 20 pages, 4 figures

Subjects: Disordered Systems and Neural Networks (cond-mat.dis-nn); Mathematical Physics (math-ph); Adaptation and Self-Organizing Systems (nlin.AO); Biological Physics (physics.bio-ph); Biomolecules (q-bio.BM)

[134] arXiv:1711.07570 (cross-list from hep-th) [pdf, other]

Title: Seiberg-Witten period relations in Omega background

Jean-Emile Bourgine, Davide Fioravanti

Comments: 19 pages, 1 figure

Subjects: High Energy Physics - Theory (hep-th); Mathematical Physics (math-ph); Exactly Solvable and Integrable Systems (nlin.SI)

[135] arXiv:1711.07700 (cross-list from hep-th) [pdf, other]

Title: Transitions between topologically non-trivial configurations

Vakhid A. Gani, Alexander A. Kirillov, Sergey G. Rubin

Comments: 5 pages, 2 figures; Proceedings of the 3rd International Conference on Particle Physics and Astrophysics, Moscow, 2-5 October 2017

Journal-ref: J. Phys.: Conf. Ser. 934, 012046 (2017)

Subjects: High Energy Physics - Theory (hep-th); Cosmology and Nongalactic Astrophysics (astro-ph.CO); Pattern Formation and Solitons (nlin.PS)

[136] arXiv:1711.07788 (cross-list from hep-th) [pdf, other]

Title: Scattering of kinks in a non-polynomial model

Dionisio Bazeia, Ekaterina Belendryasova, Vakhid A. Gani

Comments: 4 pages, 3 figures; Proceedings of the 3rd International Conference on Particle Physics and Astrophysics, Moscow, 2-5 October 2017

Journal-ref: J. Phys.: Conf. Ser. 934, 012032 (2017)

Subjects: High Energy Physics - Theory (hep-th); Materials Science (cond-mat.mtrl-sci); Mathematical Physics (math-ph); Pattern Formation and Solitons (nlin.PS)

[137] arXiv:1711.07815 (cross-list from quant-ph) [pdf, other]

Title: Quantum chaos of dark matter in the Solar System

D.L.Shepelyansky

Comments: 5 pages, 2 figures; small modifs (analogy between photons and gravitons better defined)

Subjects: Quantum Physics (quant-ph); Earth and Planetary Astrophysics (astro-ph.EP); Disordered Systems and Neural Networks (cond-mat.dis-nn); Chaotic Dynamics (nlin.CD)

[138] arXiv:1711.07842 (cross-list from math.DS) [pdf, other]

Title: Model Reduction in Stochastic Environments

Eric Forgoston, Lora Billings, Ira B. Schwartz

Comments: 24 pages, 3 figures. arXiv admin note: substantial text overlap with arXiv:0903.1038, arXiv:0809.1345

Subjects: Dynamical Systems (math.DS); Chaotic Dynamics (nlin.CD)

[139] arXiv:1711.07922 (cross-list from cond-mat.soft) [pdf, other]

Title: Skyrmion States In Chiral Liquid Crystals

Giovanni De Matteis, Luigi Martina, Vito Turco

Comments: 13 pages, 13 figures, Conference: PMNP 2017: 50 years of IST, Gallipoli (LE)- Italy June 17-24, 2017

Subjects: Soft Condensed Matter (cond-mat.soft); Exactly Solvable and Integrable Systems (nlin.SI)

[140] arXiv:1711.07935 (cross-list from hep-th) [pdf, other]

Title: Quantum integrability of $\mathcal{N}=2$ 4d gauge theories

Jean-Emile Bourgine, Davide Fioravanti

Comments: 21 pages

Subjects: High Energy Physics - Theory (hep-th); Mathematical Physics (math-ph); Exactly Solvable and Integrable Systems (nlin.SI)

[141] arXiv:1711.07939 (cross-list from physics.optics) [pdf, other]

Title: Localized solutions of Lugiato-Lefever equations with focused pump

Wesley B. Cardoso, Luca Salasnich, Boris A. Malomed

Comments: 26 pages, 9 figures, accepted for publication in Scientific Reports

Journal-ref: Scientific Reports 7, 16876 (2017)

Subjects: Optics (physics.optics); Pattern Formation and Solitons (nlin.PS)

[142] arXiv:1711.08196 (cross-list from quant-ph) [pdf, other]

Title: Strictly local one-dimensional topological quantum error correction with symmetry-constrained cellular automata

Nicolai Lang, Hans Peter Büchler

Comments: Submission to SciPost, v2: minor revisions

Journal-ref: SciPost Phys. 4, 007 (2018)

Subjects: Quantum Physics (quant-ph); Cellular Automata and Lattice Gases (nlin.CG)

[143] arXiv:1711.08318 (cross-list from quant-ph) [pdf, other]

Title: Local box-counting dimensions of discrete quantum eigenvalue spectra: Analytical connection to quantum spectral statistics

Jamal Sakhr, John M. Nieminen

Journal-ref: Phys. Rev. E 97, 030202 (2018)

Subjects: Quantum Physics (quant-ph); Chaotic Dynamics (nlin.CD)

[144] arXiv:1711.08440 (cross-list from physics.optics) [pdf, other]

Title: Self-adjustment of a nonlinear lasing mode to a pumped area in a two-dimensional microcavity

Yuta Kawashima, Susumu Shinohara, Satoshi Sunada, Takahisa Harayama

Comments: 8 pages, 10 figures

Journal-ref: Photonics Research, Vol. 5, No. 6, pp. B47-B53 (2017)

Subjects: Optics (physics.optics); Chaotic Dynamics (nlin.CD)

[145] arXiv:1711.08773 (cross-list from cond-mat.mes-hall) [pdf, other]

Title: Chaos in two-dimensional Kepler problem with spin-orbit coupling

V.A. Stephanovich, E. Ya. Sherman

Comments: 6 figures

Journal-ref: Physical Chemistry Chemical Physics 20, 7836 (2018)

Subjects: Mesoscale and Nanoscale Physics (cond-mat.mes-hall); Chaotic Dynamics (nlin.CD)

[146] arXiv:1711.08884 (cross-list from math-ph) [pdf, other]

Title: Integrable Floquet dynamics, generalized exclusion processes and "fused" matrix ansatz

Matthieu Vanicat

Comments: 33 pages, to appear in Nuclear Physics B

Subjects: Mathematical Physics (math-ph); Statistical Mechanics (cond-mat.stat-mech); Strongly Correlated Electrons (cond-mat.str-el); Cellular Automata and Lattice Gases (nlin.CG); Exactly Solvable and Integrable Systems (nlin.SI)

[147] arXiv:1711.08886 (cross-list from cond-mat.quant-gas) [pdf, other]

Title: Bogoliubov-Cherenkov Radiation in an Atom Laser

B. M. Henson, Xuguang Yue, S. S. Hodgman, D. K. Shin, L. A. Smirnov, E. A. Ostrovskaya, X. W. Guan, A. G. Truscott

Comments: 14 pages 9 figures. v4 changes: Čherenkov changed to Cherenkov

Journal-ref: Phys. Rev. A 97, 063601 (2018)

Subjects: Quantum Gases (cond-mat.quant-gas); Pattern Formation and Solitons (nlin.PS)

[148] arXiv:1711.08966 (cross-list from q-bio.PE) [pdf, other]

Title: Survival behavior in the cyclic Lotka-Volterra model with a randomly switching reaction rate

Robert West, Mauro Mobilia, Alastair M. Rucklidge

Comments: 15 pages, 10 figures

Journal-ref: Phys. Rev. E 97, 022406 (2018)

Subjects: Populations and Evolution (q-bio.PE); Statistical Mechanics (cond-mat.stat-mech); Adaptation and Self-Organizing Systems (nlin.AO); Physics and Society (physics.soc-ph)

[149] arXiv:1711.09237 (cross-list from math-ph) [pdf, other]

Title: Calculating the algebraic entropy of mappings with unconfined singularities

Alfred Ramani, Basil Grammaticos, Ralph Willox, Takafumi Mase, Junkichi Satsuma

Comments: 12 pages, no figures

Subjects: Mathematical Physics (math-ph); Exactly Solvable and Integrable Systems (nlin.SI)

[150] arXiv:1711.09424 (cross-list from q-bio.PE) [pdf, other]

Title: The collapse of ecosystem engineer populations

José F. Fontanari

Journal-ref: Mathematics (2018) 6: 9

Subjects: Populations and Evolution (q-bio.PE); Adaptation and Self-Organizing Systems (nlin.AO); Pattern Formation and Solitons (nlin.PS)