Here is the list of visits and seminars, which I have delivered in the past across the world.
2017 
10/2017 
Texas A & M University College Station, TX (USA) 
G. Berkolaiko  Nonlinear PDEs on graphs  

07/2017 
Research Programme on Nonlinear Water Waves INI, Cambridge (UK) 
A. Constantin J. Escher 
Nonlinear waves and stability  
06/2017 
University of Milan Milan (Italy) 
T. Penati  Nonlinear lattices and stability  
06/2017 
Jagiellonian University Krakow (Poland) 
P. Bizon  Normal forms and stability  
05/2017 
University des Antilles Guadeloupe (France) 
P. Poullet  PTsymmetric systems  
01/2017 
University of Saskatchewan Saskatoon, SK (Canada) 
A. Shevyakov  Integrable systems 
2016 
06/2016 
IHES Trimester on Nonlinear Waves Paris (France) 
Y. Martel, F. Merle  Nonlinear waves and stability  

05/2016 
Turin Politechnical University in Tashkent Tashkent (Uzbekistan) 
D. Matrasulov  Nonlinear waves on graphs 
2015 
11/2015 
University of Pittsburg Pittsburg (USA) 
A. Veinstein  Global existence and stability in integrable equations  

07/2015 
University of Stuttgart Stuttgart (Germany) 
G. Schneider  Nonlinear waves on tadpole graphs  
06/2015 
University of Bath Bath (England) 
K. Matthias  Orbital stability of Dirac solitons  
05/2015 
University of Reading Reading (England) 
B. Pelloni  Gaussian solitary waves in granular chains  
05/2015 
University College London London (England) 
T. Johnson  Global existence and wave breaking in Burgerstype equations  
04/2015 
University of North Caroline at Chapel Hill Chapel Hill (USA) 
J. Marzuola  Stability of standing waves on tadpole graphs  
03/2015 
Claremont Graduate University Claremont (USA) 
M. Chugunova  Broad band solitons in periodic and nonlinear Maxwell equations  
02/2015 
University of Washington Seattle (USA) 
B. Deconinck  Orbital stability of Dirac solitons  
01/2015 
Los Alamos National Laboratory Los Alamos (USA) 
A. Saxena  Orbital stability of Dirac solitons 
2014 
07/2014 
University of Granda Granada (Spain) 
P. Torres  Bifurcation of asymmetric vortices in symmetric potentials  

04/2014 
University of Cape Town Cape Town (South Africa) 
I. Barashenkov  Gaussian solitary waves in granular crystals  
04/2014 
University of Stelenbosch Stelenbosch (South Africa) 
H. Weigert  Nonlinear waves in PTsymmetric lattices  
04/2014 
University of Besancon Besancon (France) 
N. Boussand  Orbital stability of Dirac solitons  
03/2014 
University of Geneva Geneva (Switzerland) 
A. Boritchev  Resonances, bifurcations, and stability of multisite breathers in KleinGordon lattices  
02/2014 
University of Grenoble Grenoble (France) 
T. Gallay  Orbital stability of Dirac solitons 
2013 
12/2013 
University of New Mexico Albuquerque (USA) 
P. Lushnikov  Gaussian solitary waves in granular chains  

11/2013 
University of CergyPintoise CergyPontoise (France) 
N. Tsvetkov  Orbital stability of Dirac solitons  
10/2013 
University of Trieste Trieste (Italy) 
S. Cuccagna  Asymptotic stability of solitons in cubic NLS equation  
10/2013 
University of Montpellier Montpellier (France) 
R. Carles  Gaussian solitary waves in granular chains  
08/2013 
Nizhny Novgorod State Technical University Nizhny Novgorod (Russia) 
A. Kurkin  Tightbinding approximation in periodic potentials  
06/2013 
Institute of Applied Physics Nizhny Novgorod (Russia) 
A. Slyunyaev  Instabilities of dark solitons 
2012 
08/2012 
University of Thessaloniki Thessaloniki (Greece) 
V. Rothos  Stability of multisite KleinGordon breathers  

08/2012 
University of Athens Athens (Greece) 
D. Franzeskakis  Existence and stability of spinorbit solitons  
06/2012 
University of Nottingham Nottingham (England) 
J. Wattis  Variational approximations for lattices  
06/2012 
University of Surrey Guildford (England) 
T. Bridges  Backlund transformation for orbital stability of solitons  
06/2012 
University of Loughborough Loughborough (England) 
K. Khusnutdinova  Justification of the shortpulse equation  
04/2012 
University of Tennessee at Knoxville Knoxville (USA) 
T. Phan  Rotating vortices in harmonic potentials  
02/2012 
University of Michigan at Ann Arbor Ann Arbor (USA) 
C. Doering  Enstrophy growth in viscous Burgers equation 
2011 
07/2011 
University of Hannover Hannover (Germany) 
M. Earnstream  Wave breaking in the shortpulse equations  

07/2011 
Schrodinger Institute for Mathematical Physics Vienna (Austria) 
A. Constantin  Wave breaking in the shortpulse equations 
2010 
07/2010 
Kyushu University Fukuoka (Japan) 
T. Mizumachi  Asymptotic stability of DNLS solitons  

04/2010 
University of British Columbia Vancouver (Canada) 
T.P. Tsai  Pitchfork bifurcations in doublewell potentials 
2009 
09/2009 
McMaster University Hamilton (Canada) 
M. Harada  Threads Colloquium  

06/2009 
University of Grenoble Grenoble (France) 
G. James  Justification of the DNLS equation  
06/2009 
Institute of Henri Poincare Paris (France) 
F. Merle  Dispersive wave equations  
03/2009 
McGill Montreal (Canada) 
T. Humphreys  Wave breaking in the shortpulse equation 
2008 
11/2008 
University of Arizona at Tucson AZ (USA) 
J. Lega  Localized modes in DNLS equation  

02/2008 
McGill University Montreal (Canada) 
T. Humphreys  Advectiondiffusion equations with signvarying diffusivity  
04/2008 
University of Kansas KA (USA) 
E. Van Vleck  Justification of tightbinding approximation  
02/2008 
SUNY Buffolo NY (USA) 
G. Biondini  Advectiondiffusion equations with signvarying diffusivity 
2007 
12/2007 
Ecole Polytechnique Lausanne (Switzerland) 
B. Buffoni  Justification of coupledmode equation for gap solitons  

04/2007 
University of Paris Orsey (France) 
J.C. Saut  Dark solitons in external potentials  
02/2007 
University of Warwick Coventry (UK) 
R. MacKay  Discrete vortices in NLS lattices  
02/2007 
University of Surrey Guildford (UK) 
T. Bridges  Dark solitons in external potentials  
02/2007 
University of Leeds Coventry (UK) 
A. Fordy  Transverse instabilities of solitary waves  
02/2007 
University of Loughborough Coventry (UK) 
K. Khusnutdinova  Twopulse solutions in the fifthorder KdV equation  
01/2007 
University of Besancon Besancon (France) 
M. Maris  Dark solitons in external potentials 
2006 
12/2006 
University of Karlsruhe Karlsruhe (Germany) 
A. Doffler  Coupledmode equations and gap solitons  

12/2006 
University of Lumerick Lumerick (Ireland) 
E. Benilov  Stability of incompressible viscous fluid flows  
12/2006 
University of Bristol Bristol (UK) 
A. Champneys  Traveling solitons in nonlinear lattices  
11/2006 
ETH Zurich (Switzerland) 
T. Dohnal  Coupledmode equations and gap solitons  
11/2006 
University of Stuttgart Stuttgart (Germany) 
G. Schneider  Twopulse solutions in the fifthorder KdV equation  
10/2006 
University of Bristol Bristol (UK) 
A. Champneys  Traveling solitons in nonlinear lattices  
04/2006 
University of Massachusets Amherst (USA) 
P. Kevrekidis  Persistence and stability of discrete vortices  
03/2006 
University of Western Ontario London (Canada) 
X. Zou  Travelling waves in discrete lattices  
02/2006 
Texas A & M University College Station, TX (USA) 
A. Comech  Photonic crystals and gap solitons 
2005 
12/2005 
University of Vermont Burlington (USA) 
J. Yang  Persistence and stability of discrete vortices  

07/2005 
University of Nice Nice (France) 
G. Iooss  Persistence of travelling waves in discrete lattices  
07/2005 
University of Reggio Emilia Reggio Emilia (Italy) 
S. Cuccagna  Stability of solitary waves in fifthorder KdV model  
04/2005 
Caltech Pasadena, CA (USA) 
W. Schlag  Spectra of positive and negative energy in linearized problems  
04/2005 
University of Toronto Toronto (Canada) 
M. Pugh  Persistence and stability of discrete vortices  
01/2005 
Purdue University IN (USA) 
J. Shen  Iteration methods for nonlinear wave equations 
2004 
12/2004 
Australian National University Canberra (Australia) 
Yu. Kivshar  Persistence and stability of discrete vortices  

11/2004 
Georgia Tech Atlanta, GA (USA) 
M. Porter  Bifurcations of travelling breathers in discrete systems  
08/2004 
University of Cape Town Cape Town (South Africa) 
I. Barashenkov  Persistence of travelling waves in discrete equations  
05/2004 
University of Athens Athens (Greece) 
D. Frantzeskakis  Bifurcations of gap solitons in periodic potentials  
04/2004 
University of Massachussets Amherst, MA (USA) 
P. Kevrekidis  Bifurcations of travelling breathers in discrete systems  
04/2004 
University of Illinois UrbanaChampaing, IL (USA) 
V. Zharnitsky  Bifurcations of gap solitons in periodic potentials  
01/2004 
Concordia University Montreal (Canada) 
J. Harnad  Iteration methods for nonlinear wave equations 
2003 
11/2003 
Universidad Autonoma del Estado de Mexico Tuluca (Mexico) 
M.A. Granados  Iteration methods for nonlinear wave equations  

11/2003 
University of Vermont VM (USA) 
J. Yang  Spectral stability of coupled optical solitons  
10/2003 
Ohio State University OH (USA) 
Y. Kodama  Bifurcations of gap solitons in periodic potentials  
06/2003 
Ecole Polytechnique Paris (France) 
G. Perelman  
05/2003 
University of Edinburg Edinburg (Scotland) 
N. Smyth  Parameteric resonance of dispersionmanaged solitons  
05/2003 
University of Leicester Leicester (England) 
V. Rothos  
05/2003 
Loughborough University Loughborough (England) 
R. Grimshaw  
05/2003 
University of Surrey Guildford (England) 
G. Derks  
05/2003 
Cork College University Cork (Ireland) 
V. Voronovitch  Convergence of iteration methods for wave equations  
04/2003 
Virginia Technical University Blacksbirg, VA (USA) 
M. Klaus  Parameteric resonance of dispersionmanaged solitons  
02/2003 
University of MissouriColumbia Columbia, MI (USA) 
R. Cascaval  Inertia theorems for spectral stability of optical solitons 
2002 
12/2002 
Australian National University Canberra (Australia) 
Yu. Kivshar  Inertia theorems for spectral stability of optical solitons  

12/2002 
Australian Defence Force Academy Canberra (Australia) 
K. Kolossovski  Evans functions methods for optical bistability  
12/2002 
University of Sydney Sydney (Australia) 
M. de Sterke  Optical bistability in nonlinear photonic gratings  
07/2002 
Aston University Birminham (UK) 
S. Turitsyn  
07/2002 
University of Bath Bath (UK) 
D. Skryabin  Optical bistability in nonlinear photonic gratings  
07/2002 
University of Loughborough Loughborough (UK) 
V. Rothos  
05/2002 
University of Central Florida Orlando (USA) 
R.S. Choudhury  Semistability of embedded solitons in the fifthorder KdV equation  
04/2002 
University of North Carolina Chappel Hill (USA) 
A. Comech  Inertia theorems for spectral stability of optical solitons  
01/2002 
University of Toronto Toronto (Canada) 
I.M. Sigal  Inertia theorems for spectral stability of optical solitons 
2001 
10/2001 
Apollo Photonics Inc. Hamilton, ONT (Canada) 
W.P. Huang  Alloptical limiting in nonlinear periodic heterostructures  

08/2001 
University of Loughborough Loughborough (UK) 
R. Grimshaw  
07/2001 
University of Surrey Guildford (UK) 
T. Bridges  
05/2001 
Free University of Berlin Berlin (Germany) 
A. Scheel  Matrix stability theory for incoherent optical solitons  
05/2001 
Bell Laboratories Murray Hill, NJ (USA) 
V. Zharnitsky  Alloptical limiting in nonlinear periodic heterostructures  
04/2001 
NorthWestern University Chicago, IL (USA) 
A. Golovin  Instabilities of dispersionmanaged solitons  
03/2001 
University of Toronto Toronto, ON (Canada) 
E.H. Sargent  Alloptical limiting in nonlinear periodic heterostructures  
03/2001 
Carleton University Ottawa, ON (Canada) 
Yu. Billig  Instabilities of dispersionmanaged solitons 
2000 
06/2000 
University of Vermont Burlington, VM (USA) 
J. Yang  

04/2000 
Australian National University Canberra, ACT (Australia) 
Yu.S. Kivshar  Instabilities of dispersionmanaged solitons  
02/2000 
Carleton University Ottawa, Ontario (Canada) 
A. Minardi  Instabilities of dispersionmanaged solitons  
02/2000 
University of Toronto Toronto, Ontario (Canada) 
P. Smith  Optical solitons: theory and applications  
01/2000 
University of New Brunswick Fredericton, NB (Canada) 
J. Thompson  Instabilities of dispersionmanaged solitons  
01/2000 
McMaster University Hamilton, Ontario (Canada) 
T. Hurd  Inverse scattering for multidimensional algebraic potentials 
1999 
05/1999 
University of Waterloo Waterloo, Ontario (Canada) 
K. Lamb  Optical solitons: existence and stability problems  

05/1999 
BRIMS, HewlettPackard Laboratories Bristol (UK) 
Optical solitons: existence and stability problems  
05/1999 
University of Exeter Exeter (UK) 
C.A. Jones  Optical solitons: existence and stability problems  
03/1999 
Brown University Providence, RI (USA) 
C.K.R.T. Jones  Internal modes of optical solitons  
02/1999 
University of Western Ontario London, ON (Canada) 
P. Sullivan  Optical solitons: existence and stability problems  
02/1999 
Simon Fraser University Vancouver, BC (Canada) 
R. Russel  Inverse scattering for multidimensional algebraic potentials  
01/1999 
Bell Laboratories Murray Hill, NJ (USA) 
M. Weinstein  Optical solitons: theory and applications 
1998 
12/1998 
Rutgers University New Brunswick, NJ (USA) 
A. Soffer  Inverse scattering for multidimensional algebraic potentials  

12/1998 
Clarkson University Postdam, NY (USA) 
D. Kaup  Inverse scattering for multidimensional algebraic potentials  
10/1998 
University of Colorado at Boulder Boulder, CO (USA) 
M.J. Ablowitz  Bifurcations of eigenvalues in the BenjaminOno equation  
10/1998 
University of Vermont Burlington (USA) 
J. Yang  Internal modes of optical solitons 
1997 
12/1997 
Australian National University Canberra, ACT (Australia) 
Yu.S. Kivshar  Oscillatory instabilities of gap solitons  

02/1997 
Vrije Universiteit Belgium Brussels (Belgium) 
F. Lambert  Internal modes of optical solitons  
01/1997 
Australian National University Canberra, ACT (Australia) 
Yu.S. Kivshar  Critical collapse in nonlinear Schrodinger equations 
Here is the list of my visitors who delivered seminars at McMaster University.
2017 
12/2017  Hyungjin Huh 
Mathematics University of Seoul 
Global existence and scattering  

11/2017  Jaque Liu 
Mathematics University of Toronto 
Inverse scattering  
10/2017  Alexey Shevyakov 
Mathematics University of Saskatchewan 
Conservation laws  
03/2017  Jingbin Chen 
Mathematics Southeastern University 
Integrable systems 
2016 
10/2016  Alexandre Boritchev 
Mathematics University of Lyon 
Burgers Turbulence  

10/2016  Jingbin Chen 
Mathematics Southeastern University 
Integrable systems  
09/2016  Hichem Hajaiej 
Mathematics University of Tunisia 
Constrained minimization problems  
03/2016  Yuri Cher 
Mathematics University of Toronto 
Derivative NLS equation 
2015 
11/2015  Pascal Poullet 
Mathematics University of Guadeloupe 
Numerical methods for nonlinear PDEs  

10/2015  Egor Alfimov 
Mathematics National Research University of Electronic Technology 
Travelling kinks in lattices  
05/2015  Karima Khusnutdinova 
Mathematics University of Loughborough 
Coupled KleinGordon equations 
2014 
10/2014  Issa Karambal 
Mathematics Sheridan College 
Evans function for stability problems  

09/2014  Gaukhar Shaihova 
Mathematics University of Astana 
Integrable systems  
06/2014  Zurab Kiguradze 
Mathematics University of Tbillisi 
Numerical methods for PDEs 
2013 
03/2013  Guillaume James 
Mathematics University of Grenoble 
Nonlinear lattices  

03/2013  Nail Ibragimov 
Mathematics University of Ufa 
Symmetry reductions of differential equations  
01/2013  Vitali Vougalter 
Mathematics University of Cape Town 
Stability of nonlinear waves 
2012 
11/2012  Stephen Anco 
Mathematics Brock University 
Integrable models of differential geometry  

10/2012  Andrew Comech 
Mathematics Texas A&M University 
Stability of solitary waves in Schrodinger and Dirac equations  
09/2012  Thomas Wolf 
Mathematics Brock University 
Symmetries in differential equations  
09/2012  Wenhua Huang 
Physics China 
Exact soliton solutions of nonlinear equations  
03/2012  Clayton Webster 
Mathematics Oak Ridge National Laboratory 
Numerical methods for elliptic problems 
2011 
04/2011  Walid Salem 
Mathematics University of Saskatchewan 
Effective dynamics of solitary waves  

03/2011  Ziad Muslimani 
Mathematics Florida State University 
Solitary waves in random potentials  
02/2011  Tai Peng Tsai 
Mathematics University of British Columbia 
Singularities in NavierStokes equations  
02/2011  Quan Nguyen 
Mathematics SUNY Buffalo 
Dynamics of optical solitons 
2010 
12/2010  S Wu 
Mathematics University of Toronto 
Mathematical modeling of drug delivery  

04/2010  Alessandro Selvitella 
Mathematics University of Trieste 
Vortices in the GrossPitaevskii equation  
03/2010  Jeremy Marzuola 
Mathematics Columbia University 
Nonlinear Schrodinger equations  
03/2010  Guenbo Hwang 
Mathematics University of Vermont 
AblowitzLadik lattice  
02/2010  Touc Phan 
Mathematics University of British Columbia 
Nonlinear Schrodinger equations  
01/2010  Atanas Stefanov 
Mathematics University of Kansas 
Wellposedness of NavierStokes equations 
2009 
10/2009  Alexander Odesski 
Mathematics Brock University 
Integrable systems  

03/2009  Gideon Simpson 
Mathematics University of Toronto 
Magma solitons  
01/2009  Chris Chong 
Mathematics University of Karlsruhe 
Nonlinear Schrodinger equations 
2008 
11/2008  Ben Akers 
Mathematics University of Chicago at Illinois 
Water wave models  

10/2008  Yue Liu 
Mathematics University of Texas at Arlington 
Wellposedness Wave breaking 

10/2008  Jie Shen 
Mathematics University of Purdue 
Numerical methods  
10/2008  Vitali Vougalter 
Mathematics York University, Canada 
Spectral Theory  
09/2008  Walid Salem 
Mathematics University of Toronto, Canada 
Nonlinear Schrodinger equation  
03/2008  Serge Aubry 
Physics Laboratoire Léon Brillouin, France 
Discrete breathers Nonlinear lattices 

02/2008  Carsten Blanc 
Mathematics University of Stuttgart 
Partial differential equations Dynamical systems 
2007 
08/2007  Andrey Sukhorukov 
Physics Australian National University 
Gap solitons Periodic potentials 

2006 
02/2006  Gino Biondini 
Mathematics SUNY Buffalo 
Integrable systems Solitary waves 


01/2006  Michael Sigal 
Mathematics University of Toronto 
Partial differential equations Blowup 
2005 
11/2005  Kevin Lamb 
Mathematics University of Waterloo 
Numerical methods Fluid dynamics 


11/2005  Andrew Comech 
Mathematics Concordia University 
Dynamical systems Partial differential equations 

11/2005  Martin Klaus 
Mathematics VirginiaTech 
Evans function Spectral theory 

10/2005  Robert MacKay 
Mathematics University of Warwick 
Classical mechanics Discrete lattices 

04/2005  Brian Moore 
Mathematics McGill University 
Numerical methods Discrete lattices 

04/2005  Ranis Ibragimov 
Mathematics University of Waterloo 
Solitary waves Fluid dynamics 

03/2005  Mason Porter 
Mathematics Georgia Tech 
Dynamical systems BoseEinstein condensation 

03/2005  Panos Kevrekidis 
Mathematics University of Massachussets 
Discrete vortices Nonlinearity management 

02/2005  Richard Kollar 
Mathematics University of Minnesota 
Stability of solitary waves BoseEinstein condensation 
2004 
11/2004  Andrew Comech 
Mathematics Texas A & M University 
Stability of nonlinear waves Dynamical systems 


11/2004  Vassily Osipov 
Mathematics Far Eastern University 
Spectral theory FUnctional analysis 

09/2004  Alex Tovbis 
Mathematics University of Central Florida 
Stokes constants Dynamical systems 

08/2004  Maximo Aguero Granados 
Science Universidad Autonoma del Estado de Mexico 
Optical solitons Nonlinear Schrodinger equation 

01/2004  Lars Jonson 
Mathematics University of Toronto 
Dynamical systems Nonlinear Schrodinger equation 
2003 
11/2003  Andrew Comech 
Mathematics Duke University 
Stability of nonlinear waves Partial differential equations 


10/2003  Maximo Aguero Granados 
Science Universidad Autonoma del Estado de Mexico 
Optical solitons Nonlinear Schrodinger equation 

10/2003  Jie Shen 
Mathematics University of Purdue 
Spectral numerical methods Nonlinear evolution equations 

08/2003  Michael Weinstein 
Mathematics Bell Laboratories 
Parametric resonance Nonlinear Schrodinger equation 

08/2003  Eduard Kirr 
Mathematics University of Chicago 
Parametric resonance Nonlinear Schrodinger equation 

08/2003  Scipio Cuccagna 
Mathematics University of Virginia 
Spectral theory Nonlinear Schrodinger equation 

04/2003  Vassilis Rothos 
Mathematics University of Leicester 
Normal forms Discrete maps 

04/2003  Andrey Sukhorukov 
Physics Australian National University 
Optical solitons Nonlinear Schrodinger equation 

02/2003  Igor Melnikov 
Electrical Engineering University of Toronto 
Optical solitons Numerical modelling 

02/2003  Alex Tovbis 
Mathematics University of Central Florida 
Inverse scattering RiemannHilbert problem 
2002 
10/2002  Andrew Comech 
Mathematics University of Carolina at Chapel Hill 
Partial differential equations Normal forms 


04/2002  Derchyi Wu 
Mathematics Institute of Mathematics, Taipei 
Integrable equations Inverse Scattering 

04/2002  Jianke Yang 
Mathematics University of Vermont 
Nonlinear evolution equations Embedded solitons 

03/2002  Yuji Kodama 
Mathematics Ohio State University 
Integrable equations Stability of nonlinear waves 

03/2002  Eduard Kirr 
Mathematics University of Michigan at Ann Arbor 
Spectral theory Parametric resonance 

02/2002  David Amudsen 
Mathematics Carleton University 
Nonlinear evolution equations Nwave resonance 
2001 
11/2001  Arnd Scheel 
Mathematics University of Minessota 
Spectral stability Partial differential equations 


11/2001  Vadim Zharnitsky 
Mathematics Bell Laboratories 
Dispersion management Asymptotic methods 
2000 
10/2000  Yuly Billig 
Mathematics Carleton University 
Integrable equations Bilinear methods 
