Professor Athanasios Migdalas

Division of Computational Methods and Computer Programming

Department of Mathematical and Physical Sciences

Faculty of Engineering

Aristotle University of Thessalonica

54124 Greece

Tel: +30 2310 99 4368

Fax: +30 2310 99 5982

email: samig<AT>gen.auth.gr

EDUCATION & ACADEMIC POSITIONS
Education
Academic Positions
PUBLICATIONS
Books
  1. A. Migdalas, P.M. Pardalos S. Storoy (eds.) 1997
    Parallel Computing in Optimization, Kluwer Academic Publishers
  2. A. Migdalas, P.M. Pardalos P. Varbrand (eds.) 1997
    Multilevel Optimization -- Algorithms and Applications,
    Kluwer Academic Publishers
  3. A., Migdalas, P.M. Pardalos P. Varbrand (eds.) 2001
    From Local to Global Optimization, Kluwer Academic Publishers
  4. P.M. Pardalos, A. Migdalas R.E. Burkard (eds.) 2002
    Combinatorial and Global Optimization, World Scientific
  5. G. Baourakis, A. Migdalas P.M. Pardalos (eds.) 2003
    Supply Chain and Finance, World Scientific
  6. A. Chinchuluun, P.M. Pardalos,  A., Migdalas, L.S. Pitsoulis (eds.) 2008
    Pareto Optimality, Game Theory and Equilibria, Springer
  7. I. Marinakis & A. Migdalas (2008)
    Design and Optimization in Supply Chains, Sofia Publications, Thessalonica (in Greek)
Editor of Special Issues
  1. A. Migdalas P.M. Pardalos (eds.), Global Optimization and Hierarchical Decision Making, Journal of Global Optimization, 1996, 8(3).
  2. A. Migdalas, V. Kumar, G. Toraldo (eds.), Nonlinear Optimization and Parallel Computing, Journal of Parallel Computing, 2003, 29(4).
  3. A. Migdalas, P.M. Pardalos, G. Toraldo (eds.),  International Conference in Computational Management Science, Computational Management Science, 2005, 2 (3).
Refereed Articles
  1. K. Jornsten, A. Migdalas (1988) “Designing a Minimal Spanning Tree Network subject to Budget Constraints”, Optimization, 19, pp. 475-484
  2. T. Larsson, A. Migdalas (1990) “An Algorithm for Nonlinear Programs over Cartesian Product Sets”, Optimization, 21 pp. 535-542
  3. K. Jornsten, T. Larsson, J. Lundgren, A. Migdalas (1990)  “An Entropy Model with Variable Target”, Environment and Planning A, 22A, pp. 493-506
  4. J. Hellstrand, T. Larsson, A. Migdalas (1992) “A Characterization of the Uncapacitated Network Design Polytope”, Operations Research Letters, 12, pp. 159-163
  5. H. Tuy, A. Migdalas, P. Varbrand (1993) “A Global Optimization Approach for the Linear Two-Level Program”, Journal of Global Optimization, 3, pp. 1-23
  6. H. Tuy, S. Ghannadan, A. Migdalas, P. Varbrand (1993) “Strongly Polynomial Algorithms for a Production-Transportation Problem with Concave Production Cost”, Optimization, 27, pp. 205-227
  7. A. Migdalas S. C. Narula (1993) “The Combined Terminal Assignment and Layout Problem”, Studies in Locational Analysis, 4, pp. 225 – 229
  8. T. Larsson, A. Migdalas, M. Patriksson (1993) “A Partial Linearization Method for the Traffic Assignment Problem”, Optimization, 28, pp. 47-61
  9. A. Migdalas (1994) “A Regularization of the Frank-Wolfe Method and Unification of Certain Nonlinear Programming Methods”, Mathematical Programming,, 56, pp. 331-345
  10. T. Larsson, A. Migdalas, M. Ronnqvist (1994) “A Lagrangean Heuristic for the Capacitated Concave Minimum Cost Network Flow Problem”,
    European Journal of Operations Research, 78, pp. 116-129
  11. H. Tuy, A. Migdalas, P. Varbrand ( 1994 )  “A Quasiconcave Minimization method for Solving Linear Two-Level Programs”, Journal of Global Optimization, 4, 243-263
  12. H. Tuy, S. Ghannadan, A. Migdalas P. Varbrand, (1994) “Heuristics Based on Tabu Search and Lagrangean Relaxation for the Concave Production-Transportation Problem”, Studies in Regional and Urban Planning, 3, pp. 127-140
  13. A. Migdalas, S.C. Narula (1994) “Concentrator Location and Terminal Layout in Local Access Networks - Integrated Models”, Studies in Regional and Urban Planning, 3, pp. 199-214
  14. A. Migdalas (1995) “Bilevel Programming in Traffic Planning: Models, Methods and Challenge”, Journal of Global Optimization,  7, pp. 381-405
  15. A. Migdalas (1995) “When is a Stackelberg Equilibrium Pareto Optimum?”, In
    Advances in Multicriteria Analysis, P. Pardalos, et.al. (eds), Kluwer Academics, pp. 175-181
  16. H. Tuy, S. Ghannadan, A. Migdalas, P. Varbrand (1995,)  “The Minimum Concave Cost Network Flow Problem with a Fixed Numbers of Sources and Nonlinear Arc Costs”, Journal of Global Optimization  6, 135-151
  17. O. Damberg, A. Migdalas (1995)  “A Data Parallel Space Dilation Algorithm for the Concentrator Location Problem”.
    DIMACS Series in Discrete Mathematics and Theoretical Computer Science , 22, pp. 57-80
  18. T. Helgasson, K. Jornsten, A. Migdalas(1995)  “Minimax Formulation of the Apportionments of Seats to a Parliament”  Minimax and Applications, DingZhu Du et. al. (eds), Kluwer Academics,pp. 109-118
  19. A. Migdalas P.M. Pardalos (1995) “Nonlinear Bilevel Problems with Convex Second Level Problem - Heuristics and Descent Methods”,  in Operations Research and Its Applications, D.-Z. Du, X.-S. Zhang K. Cheng (eds), World Scientific,  pp. 194—204
  20. H. Tuy, S. Ghannadan, A. Migdalas, P. Varbrand (1996) “A Strongly Polynomial Algorithm for a Concave Production - Transportation Problem with a Fixed Number of Nonlinear Variables”, Mathematical Programming, 72,  pp. 229-258
  21. S. Ghannadan, A. Migdalas, H. Tuy P. Varbrand (1996) “Tabu Metaheuristic based on Local Search for the Concave Production-Transportation Problem”, Studies in Locational Analysis Special Issue on Heuristics for Location Problems, issue 8, pp. 33-47
  22. K. Holmqvist, A. Migdalas P. M. Pardalos (1996) “A GRASP Algorithm for the Single Source Uncapacitated Minimum Concave-Cost Network Flow Problem”,
    DIMACS Series in Discrete Mathematics and Theoretical Computer Science, 40, pp. 131—142
  23.  K. Holmqvist, A. Migdalas (1997)  “Greedy Randomized Adaptive Search for a Location Problem with Economies of Scale”, in  Developments in Global Optimizations, Bomze et. al. (eds), Kluwer Academic, pp. 301-313
  24. K. Holmqvist, A. Migdalas (1997) “A C++ Class Library for Interval Arithmetic in Global Optimization”, in State of the Art in Global Optimization, C. Floudas, Pardalos (eds), Kluwer Academic Publishers, pp. 213-226
  25. O. Damberg, A. Migdalas (1997) “Distributed Disaggregate Simplicial Decomposition - A Parallel Algorithm for Traffic Assignment”, in Network Optimization ,  P.M. Pardalos, et al (eds),  Lecture Notes in Economics and Mathematical Systems 450,  Springer-Verlag  pp.  172-193
  26. H. Tuy, S. Ghannadan, A. Migdalas P. Varbrand (1997) “Strongly Polynomial Algorithms for Two Special Minimum Concave Cost Network Flow Problems”, Optimization, vol. 32, pp. 23-43
  27. G. Baourakis, M. Kourgiantakis A. Migdalas (2002) “The Impact of E-Commerce on Agro-Food Marketing. The Case of Agricultural Cooperatives and Consumers in Crete”, British Food Journal,  104, (8), pp. 580 – 590
  28. A. Mavrommati, A. Migdalas, “From Logistics to Collaborative Logistics -- A Theoretical Approach”, In Financial Engineering, E-Commerce and Supply Chain, P.M. Pardalos, V.K. Tsitsiringos (eds), 2002, Kluwer Academic Publishers,  pp. 343—359
  29. .A. Karakitsiou, A. Migdalas, “Quantitative Inventory Modeling and Future Trends in Supply Chain Management”, In Financial Engineering, E-Commerce and Supply Chain, P.M. Pardalos V.K. Tsitsiringos (eds),2002, Kluwer Academic Publishers, pp. 271—293
  30. Y. Marinakis, A. Migdalas, “Heuristic Solutions of Vehicle Routing Problems in Supply Chain Management”, in Combinatorial and Global Optimization, P.M. Pardalos et al. (eds), 2002, Scientific World, pp. 205—235
  31. A. Migdalas (2003) “Applications of Game Theory in Finance and Managerial Accounting” Operational Research. An International Journal, 2(2) , pp.209-241
  32. B. Eksioglu, A. Migdalas, P.M. Pardalos (2003) “Heuristic Approaches to Production-Inventory-Distribution Problems in Supply Chains”, In Optimization and Industry: New Frontiers, V. Korotkich    et al. (ed),  Kluwer Academic Publishers pp. 15-38
  33. A. Migdalas, G. Baourakis, N. Kalogeras H.B. Meriem (2003)  “Sector Modeling for the Prediction and Evaluadion of Cretan Olive Oil'', European Journal of Operations Research,  115, pp.522-542
  34. P.M. Pardalos A. Migdalas (2004) “A Note on the Complexity of Longest Path Problems Related to Graph Coloring”, Applied Mathematics Letters, 17, pp. 13-15
  35. A. Migdalas (2004) Cyclic Linearization and Decomposition of Team Game Models, in Recent Developments in Cooperative Control and Optimization, S. Butenko et al (eds), Kluwer Academic Publishers, pp. 333-348
  36. A.Karakitsiou, A. Mavrommati, A. Migdalas (2004) “Measuring Production Efficiency in the Greek Food Sector” in  Supply Chain  and Finance P.M. Pardalos et al (eds) Kluwer Academic Publishers pp. 138-150
  37. C. Viju, G. Baourakis, A. Migdalas, M. Doumpos,  P.M. Pardalos (2004) Portfolio Optimization using Markowitz Model. A Case Study of the Bucharest Stock Exchange"  in  Supply Chain  and Finance, P.M. Pardalos et al (eds) Kluwer Academic Publishers  pp.230-249
  38. A. Karakitsiou, A. Mavrommati, A. Migdalas (2004) Efficient minimization over product of simplices and its application to nonlinear multicommodity network problems, Operational Research, 4 (2),  pp. 99-118
  39.  Y. Marinakis, A. Migdalas, P.M. Pardalos (2005) “Expanding Neighborhood GRASP for the Traveling Salesman Problem, Computational Optimization and Applications, 32 (3), pp. 231-257
  40. Y. Marinakis, A. Migdalas, P.M. Pardalos (2005) A Hybrid Genetic-GRASP Algorithm Using Lagrangean Relaxation for the Traveling Salesman Problem
    , Journal of Combinatorial Optimization, 10 (4) pp. 311-326
  41.  A.Mavrommati, A. Migdalas (2005) “Hierarchical Modeling for the Agricultural Sector in Greece and bilever Programming” The Journal of Financial Decision Making, 1 (2), pp. 57-68
  42. I. Mandalianos, M. Kourgiantakis and A. Migdalas (2005) "Prometheus: A web based system focusing on local e-government" in Management of Technological Changes, Book 1 of "Proceedings of the 4th International Conference on the Management of Technological Changes, Chania, Greece, August 19-20, 2005", C.Rusu and Y. Phillis (eds.), Technical University of Crete, 2005, pp. 133-138
  43. A. Karakitsiou, A. Migdalas (2006) “Optimization and Coordination for  Linear Integrated Production, Inventory and Transportation Planning in Supply Chain by Decomposition Methods” in Proceedings f the 15th National Congress of EEEE “Planning, Information Retrieval and Knowledge Managementpp.673-687
  44.  Y. Marinakis, A. Migdalas, P.M. Pardalos (2006) “A new bilevel formulation for the vehicle routing problem and a solution method using a genetic algorithm”,
      Journal of Global Optimization, 38, (4 ), pp.555-580
  45.  Y. Marinakis, A. Migdalas (2007) “Annotated bibliography in vehicle routing”,
     Operational Research, 7, (1), pp. 27-46
  1.  A. Karakitsiou, A. Mavrommati, A. Migdalas, K. Tsiakali (2007) “Customer satisfaction evaluation in the tourism industry. The case of Chania”,
    Foundations of Computing and Decision Sciences , 32, (2),  pp.111-123
  2. H. Tuy, A. Migdalas & N.T. Hoai-Phuong (2007) A Novel Approach to Bilevel Nonlinear Programming, Journal of Global Optimization,38 (4), 527-554
  3.  A. Karakitsiou, A. Migdalas (2008) “A decentralized coordination mechanism for integrated production–transportation–inventory problem in the supply chain using Lagrangian relaxation”, Operational Research,  8, (3), pp.  257-278
  4.  Y. Marinakis, A. Migdalas, P.M. Pardalos (2008) “Expanding neighborhood search–GRASP for the probabilistic traveling salesman problem”,
      Optimization Letters, 2, (3), pp.  351-361
  1.  Y. Marinakis, A. Migdalas, P.M. Pardalos (2009) “Multiple phase  Search—GRASP based on Lagrangean relaxation, random backtracking Lin–Kernighan and path relinking for the TSP, Journal of Combinatorial Optimization, 17 (2), pp. 134-156
Chapters in Books
  1. O. Damberg, A. Migdalas S. Storoy (1997) “Parallel Algorithms for Network Problems”, Parallel Computing in Optimization, Kluwer Academic Publishers
  2. K. Holmqvist, A. Migdalas P.M. Pardalos (1997) “Parallelized Heuristics for Combinatorial Search”, Parallel Computing in Optimization, Kluwer Academic Publishers
  3. K. Holmqvist, A. Migdalas P.M. Pardalos (1997) “Parallel Continuous Non-Convex Optimization”, Parallel Computing in Optimization, Kluwer Academic Publishers
  4. A. Migdalas, P.M. Pardalos S. Storoy (1997) “Parallel Computing in Optimization”, Parallel Computing in Optimization, Kluwer Academic Publishers
  5. M. D'Apuzzo, M. Marino, A. Migdalas, P.M. Pardalos  G. Toraldo (2006) “Parallel computing in global optimization” in Handbook of Parallel Computing and Statistics, E.J. Kontoghiorghes (ed) Hapman and Hall  pp. 225-258
  6. M. D'Apuzzo, M. Marino, A. Migdalas, P.M. Pardalos  G. Toraldo (2006) “PA parallel linear algebra standpoint” in Handbook of Parallel Computing and Statistics, E.J. Kontoghiorghes (ed) Hapman and Hall  pp. 259-281
  7. A. Migdalas (2006) “Nonlinear programming in telecommunications” in
    Handbook of Optimization in Telecommunications, M.G.C. Resende and P.M. Pardalos (eds) pp. 27-66
  8. M. Kourgiantakis, I. Mandalianos, P.M. Pardalos, A. Migdalas (2006) “Optimization in e-commerce” in Handbook of Optimization in Telecommunications, M.G.C. Resende and P.M. Pardalos (eds) pp. 1077-1050
  9. Y. Marinakis, A. Migdalas & P. M. Pardalos (2008) “Cost Allocation in Combinatorial Optimization Games”, in Pareto Optimality, Game Theory and Equilibria,Altannar Chinchuluun et al (eds), pp. 217-247
Short Articles
  1. J. Barcelo, K. Jornsten A. Migdalas, “The Resource Constrained Spanning Tree Problem. Alternative Modelling and Algorithmic Approaches”, Algorithms and Model Formulations in Mathematical Programming, S. Wallace (Editor), NATO ASI Series F, Computer and Systems Sciences, vol. 51, Springer-Verlag, Berlin, 1989, pp.142-143
  2. O. Damberg, A. Migdalas S.C. Narula, “Location Problems and Parallel Programming - A Tutorial”, Studies in Locational Analysis (1993), 4, pp. 87-92
Organized Workshops & Conferences
1992 Nordic Workshop on Parallel Computing and Large Scale Optimization Problems,
August 21-23, Linköping, Sweden
1995 Second Workshop of the International Working Group on
Environment, Locational Decisions and Regional Planning,
The Swedish Home, Cavala, Greece, June 28 - July 3
1995 Nordic Summer Course and Workshop on Parallel Processing
and Mathematical Programming, Rimforsa, Sweden, August 7-16
1995 First International Workshop on Bilevel and Hierarchical Programming,
Rimforsa, Sweden, November 19-24
1997 International Workshop: From Local to Global Optimization ,
Rimforsa, August 15-18
1998 International Workshop: Discrete and Global Optimization,
Maleme, Crete, Greece, May 17-21
2001 Recent Advances in Non-Differentiable Optimization,
International Workshop, October 1-4, Kyiv, Ukraine
2003 First International Conference on Computational
Management, Almyrida, Chania, Greece, May 27-30.
2005 International Conference on Bilevel and Hierarchical Optimization,
Chania, Greece, May 15-17
TEACHING
Lecture Notes
  1. A. Migdalas (1984) Introduction to Nonlinear Programming, Div. of Optimizations, Dept. of Mathematics, Linköping Institute of Technology, Linköping University, Sweden (in Swedish)
  2. A. Migdalas & H. Jönsson (1988) Nonlinear Programming, Div. of Optimizations, Dept. of Mathematics, Linköping Institute of Technology, Linköping University, Sweden (in Swedish)
  3. A. Migdalas & M. Göte-Lundgren (1991) Combinatorial Optimization - Problems and Algorithms, Div. of Optimizations, Dept. of Mathematics, Linköping Institute of Technology, Linköping University, Sweden (in Swedish)
  4. A. Migdalas (1996) Fortran 90 Programming and Fortran Programming of the Connection Machine, Div. of Optimizations, Dept. of Mathematics, Linköping Institute of Technology, Linköping University, Sweden (in English)
  5. A. Migdalas (2000) Large-Scale Optimization, Dept. of Production Engineering & Management, Technical University of Crete (in Greek)
  6. A. Migdalas (2003) Heuristics, Metaheuristics and Evolutionary Approaches to NP-Hard Optimization Problems, Dept. of Production Engineering & Management, Technical University of Crete (in Greek)
  7. A. Migdalas (2005) Introduction to Equilibrium Programming and Game Theory, Dept. of Production Engineering & Management, Technical University of Crete (in Greek)
  8. A. Migdalas & I. Marinakis (2008) Combinatorial Optimization, Dept. of Production Engineering & Management, Technical University of Crete (in Greek)
Undergraduate Courses
I have taught courses for undergraduate students at

Specifically I have taught for several years the following courses: (1) Linear and Nonlinear Optimization for E, M and D, (2) Operations Research I and (3) Operations Research II for I, (4) Linear and Integer Programming for C, (5) Combinatorial Optimization for C, E and IT, (6) Optimization in Telecommunication networks for D, (7) Decomposition Methods of Optimization for LiU, (8) Combinatorial Optimization and Network Theory for TUC,(9) Equilibrium Programming and Game Theory for TUC, (10) Optimized Design and Analysis of Supply Chain for TUC, (11) Numerical Analysis for AUTh, (12) Linear Programming for ÅU.

Postgraduate Courses
I have taught courses for postgraduate and doctoral students at

Specifically I have taught (1) Operations Research (OR), (2) Mathematics in Economics and (3) OR and GIS at MAICh, (4) Parallel Nonlinear Optimization Algorithms at ÅU, (5) Optimization at NHH, (6) Massively Parallel Computing and Optimization Algorithms at LiTH, (7) Large Scale Optimization and (8) Heuristics, Metaheuristics and Evolutionary Algorithms at TUC, (9) Algorithms and Complexity and (10) Sparse Matrices and Large Scale Linear Systems of Equations at AUTh.

Master and Ph.D. Theses Supervision
Ph.D. Theses at LiTH, Sweden

Saied Ghannadan

Feasibility and Global Optimality in Network Flows (1995)

Olof Damberg

Parallel Optimization Algorithms for Network Flow Problems (1996)

Ph.D. Theses at TUC, Crete

Athanasia Mavrommati

Decision Hierarchy in the Agricultural Sector of Greece and Methods and Solution Methods of Bilevel Programming (2005)

Ioannis Marinakis

Heuristic Algorithms for Vehicle Routing Problems (2005)

Athanasia Karakitsiou

Coordination and Compentitiveness in Supply Chain: Optimization and Game Theoretic Approaches (2006)

Licentiate of Philosophy at the LiTH, Sweden

Zang-Wei Liu

Nonlinear Pricing and Decomposition Techniques with Applications to Multicommodity Network Flows (1988)

Saied Ghannadan

Global Optimization Approaches to certain Network Flow Problems (1993)

Kristina Holmqvist

Solving Global Optimization Problems in Engineering and Location (1997)

Master Theses at TUC, Crete

Ioannis Marinakis

Development and Application of an Algorithm for the Solution of the Vehicle Routing Problem. (2001)

Markos Kourgiantakis

Development of a System for the E-Commerce and Marketing of Chemical Products (2003)

Constantinos Karakiozopoulos

Development of a Interactive System for Vehicle Routing (2004)

Nikos Pothoulakis

Vehicle Routing with Geographical Information Systems (2005)

Iraklis Mandalianos

Development of a System for Electronic Democracy for Local Government (2005).

Constantina Tsiakali

Measurement of the Efficiency of the Hotel Sector in Greece(2006)

Master Theses at MAICh, Crete

Hassine Ben Meriem

Prediction and Evaluation Modeling in the Agricultural Sector of Olive Oil in Crete(2001)

Markos Kourgiantakis

E-Commerce and E-Business Potential in Crete(2001)

Crina-Ioana Viju

Portfolio Optimization Using the Markowitz Model: An Application to the Bucharest Stock Exchange(2002)

Dmitri Gravas

Portfolio Analysis and Optimization in the Russian Stock Market (2003)

Paul Kazarian

Portfolio Optimization: A Comparative Analysis of the Markowitz’s Mean Variance and Konno ’ s Absolute Deviation Models for the Australian Stock Exchange Market(2003)

Vaggelis Kamanatzis

Greek Fruit Juices - A Market Outlook and Survey (2004)

Constantina Tsiakali

Measuring Customer Satisfaction: The case of Chania Touristic Sector (2005)