Research articles

2021

B. Khazayel, A. P. Farajzadeh, C. Günther and C. Tammer: On the intrinsic core of convex cones in real linear spaces, SIAM Journal on Optimization, 2021 (DOI: 10.1137/19M1283148)

2019

C. Günther, E. Köbis and N. Popovici : On strictly minimal elements w.r.t. preorder relations in set-valued optimization, Applied Set-Valued Analysis and Optimization, Volume 1, Issue 3, pp. 205-219, 2019 (DOI: 10.23952/asvao.1.2019.3.02)

C. Günther and N. Popovici : The role of nonlinear scalarization functions in characterizing generalized convex vector functions, Journal of Applied and Numerical Optimization,  Volume 1, Issue 3, pp. 325-333, 2019 (DOI: 10.23952/jano.1.2019.3.09)

C. Günther and N. Popovici : Characterizations of explicitly quasiconvex vector functions w.r.t. polyhedral cones,  Journal of Nonlinear and Convex Analysis, Volume 20, Issue 12, pp. 2653-2665, 2019 (link)

C. Günther, E. Köbis and N. Popovici : Computing minimal elements of finite families of sets w.r.t. preorder relations in set optimization, Journal of Applied and Numerical Optimization, Volume 1, Issue 2, pp. 131-144, 2019 (DOI: 10.23952/jano.1.2019.2.04)

C. Günther : Vectorial penalization in multi-objective optimization, Chapter 9 in “Variational Analysis and Set Optimization”, Khan, A., Köbis, E., Tammer Chr. (Eds.), CRC Press (Taylor & Francis Group), pp. 233-263, 2019 (link)

2018

C. Günther, Chr. Tammer and J.-C. Yao : Necessary optimality conditions in generalized convex multi-objective optimization involving nonconvex constraints,  Applied Analysis and Optimization, Volume 2, Number 3, pp. 403-421, 2018 (link)

C. Günther and N. Popovici : New algorithms for discrete vector optimization based on the Graef-Younes method and cone-monotone sorting functions, Optimization, Volume 6, Number 7, pp. 975-1003, 2018 (DOI: 10.1080/02331934.2018.1474469)

C. Günther : Pareto efficient solutions in multi-objective optimization involving forbidden regions, Revista de Investigacion Operacional, Volume 39, Issue 3, pp. 353-390, 2018 (link)

C. Günther and Chr. Tammer : On generalized-convex constrained multi-objective optimization,  Pure and Applied Functional Analysis, Volume 3, Number 3, pp. 429-461, 2018 (link)

2017

C. Günther and N. Popovici : Jahn-Graef-Younes type algorithms for discrete vector optimization based on cone-monotone sorting functions, Preprint Martin Luther University Halle-Wittenberg, 06/2017 (Preprint)

S. Alzorba, C. Günther, N. Popovici and Chr. Tammer : A new algorithm for solving planar multiobjective location problems involving the Manhattan norm, European Journal of Operational Research, Volume 258, Issue 1, pp. 35-46, 2017 (DOI: 10.1016/j.ejor.2016.10.045)

2016

C. Günther and Chr. Tammer : Relationships between constrained and unconstrained multi-objective optimization and application in location theory, Mathematical Methods of Operations Research, Volume 84, Issue 2, pp. 359-387, 2016 (DOI: 10.1007/s00186-016-0547-z)

A. Wagner, J. E. Martinez-Legaz and Chr. Tammer : Locating a Semi-Obnoxious Facility – A Toland-Singer Duality Based Approach, Journal of Convex Analysis, Vol. 23 (4), 2016 (link).

2015

S. Alzorba, C. Günther and N. Popovici : A special class of extended
multicriteria location problems, Optimization, Volume 64, Issue 5, pp. 1305-1320, 2015 (DOI: 10.1080/02331934.2013.869810)

Conference proceedings

S. Alzorba and C. Günther : Algorithms for multicriteria location problems, Numerical Analysis and Applied Mathematics ICNAAM, AIP Conference Proceedings, Vol. 1479, pp. 2286-2289, 2012 (DOI: 10.1063/1.4756650)

Theses

C. Günther : On generalized-convex constrained multi-objective optimization and application in location theory, Dissertation, Martin Luther University Halle-Wittenberg, 2018

M. Hillmann : Lagrange-Multiplikatoren-Regeln und Algorithmen für nichtkonvexe Standortprobleme, Master-Thesis, Martin Luther University Halle-Wittenberg, 2013

C. Günther : Dekomposition mehrkriterieller Optimierungsprobleme und Anwendung bei nichtkonvexen Standortproblemen, Master-Thesis, Martin Luther University Halle-Wittenberg, 2013

C. Günther : Standort-Medianprobleme mit variablen Anlagen, Bachelor-Thesis, Martin Luther University Halle-Wittenberg, 2011

Posters

C. Günther : Facility Location Optimizer – A Tool for Solving Location Problems, MATLAB-EXPO, Munich, Germany 05/2015 (Poster)