Seite auswählen


Johannes Jahn is a retired „Universitätsprofessor“ formerly working at the Department of Mathematics of the Friedrich-Alexander University (FAU) of Erlangen-Nürnberg (Germany). His research interests are theory and numerical methods in nonlinear optimization, vector optimization and set optimization.

He is the editor of the Springer series Vector Optimization
and a member of the editorial board of the journals

  • Journal of Optimization Theory and Applications
  • Computational Optimization and Applications
  • Minimax Theory and its Applications
  • Journal of Nonlinear and Variational Analysis
  • Ilirias Journal of Mathematics

Selected publications are

(a) books:

    • Vector Optimization – Theory, Applications, and Extensions (Springer, Berlin, 2004, 2011, 481 pages).
    • Introduction to the Theory of Nonlinear Optimization (Springer, Berlin, 1994, 1996, 2007, 292 pages; Springer, Cham, 2020, 323 pages).
      This fourth edition is now available (link). The ebook version uses a colour design whereas in the hardcover version colours are converted into greyscales. Previews of the ebook are given here: Preview 1 and Preview 2.


(b) recent research papers:

  • (with G. Eichfelder) “Optimality conditions in discrete-continuous nonlinear optimization”, Minimax Theory and its Applications 6 (2021) 127–144.
  • “General theorems of the alternative in variable ordering structures”, Journal of Nonlinear and Variational Analysis 5 (2021) 1–7.
  • (with T.X.D. Ha) “Characterizations of strictly convex sets by the uniqueness of support points”, Optimization 68 (2019) 1321–1335.
  • “A derivative-free rooted tree method in nonconvex set optimization”, Pure and Applied Functional Analysis 3 (2018) 603–623.

(c) He is involved in two patents.