Wissenschaftliche Mitarbeiter

Dr. rer. nat. Guy Fabrice Foghem Gounoue

Hauptgebäude, Raum 3.39
T +49 (0) 355 69-2735
guy.foghem(at)b-tu.de 

Akademische Ausbildung


2025--Gerade. Postdoktorand. 
Brandenburgische Technische UniversitätCottbus–Senftenberg, Deutschland. 
Betreuer: Prof. Dr. Daniel Hauer.

2021 – 2025. Postdoktorand. 
Technische Universität Dresden, Deutschland. Lehrstuhl für Analysis, Forschungsgruppe 3013. 
Betreuer: Prof. Dr. Stefan Neukamm.

2016 – 2020. Promotion (Dr. rer. nat.) in Mathematik
Universität Bielefeld, Deutschland. International Research Training Group (IRTG 2235). 
Dissertation: L²-Theory for Nonlocal Operators on Domains.
Betreuer: Prof. Dr. Moritz Kassmann.

2015 – 2016.  Abschluss des Master mit Lehrveranstaltungen in mathematik (M.Sc.) 
African Institute for Mathematical Sciences (AIMS), Kamerun. 
Masterarbeit: Delaunay-type Interfaces in a Screened Model of Diblock Copolymer Melts. 

2012 – 2015. Abschluss des Forschungsorientierter Master in mathematik (M.Sc.). 
Universität Jaunde I, Kamerun.
Masterarbeit:  Sharp Estimates of the Bergman Projection in the Unit Disk.

2009 – 2012. Abschluss des Bachelor Mathematik (B.Sc.).  
Universität Jaunde I, Kamerun. 

Forschungsinteressen

  •  Analyse nichtlokaler Operatoren vom Lévy-Typ und Integro-Differentialgleichungen (IDEs). 
  • Theorie von Funktionenräumen im Zusammenhang mit Integro-Differentialgleichungen (IDEs). 
  • Variationsprinzipien sowie Existenz, Eindeutigkeit und Regularität von Lösungen.
  • Asymptotische Analyse: Übergang von nichtlokalen zu lokalen Modellen, Homogenisierung, Γ-Konvergenz und verwandte Fragestellungen.
  • Mit: David Padilla-Garza, Markus Schmidtchen:  Gradient Flow Solutions for Porous Medium Equations with Nonlocal Lévy-type Pressure  Published.  Calc. Var. 64:88. (2025).

  •  Stability of complement value problems for p-Lévy operators. Published  (NoDEA). 32, 1 (2025). 

  • Nonlocal Gagliardo-Nirenberg-Sobolev type inequality, Published.  Commun. Math. Sci. (2024)

  • Mit: Moritz Kassmann: A general framework for nonlocal Neumann problems.Published. Commun. Math. Sci (2024). 

  •  Banach-Saks Theorem for L1 - revisitedArxiv-preprint. submitted (2023).

  •  A remake of Bourgain–Brezis–Mironescu characterization of Sobolev spaces. Published. Part. Diff. Equ and App. (2023). 

  •  Mit: JD Djida, Y. Kouakep Tchaptchié: Nonlocal complement value problem for a global in time parabolic equation. Published. Ellip. and Para. Equa.. (2022). 

  • Mit: Moritz Kassmann, Paul Voigt: Mosco convergence of nonlocal to local quadratic forms. Published, Nonlinear Analysis (2020).

  • March 9--13, 2026. Spring School “Horizons in Nonlinear PDEs” in Ulm.  Talk: Robust log-convex interpolation inequalities via Chebyshev-type inequalities.  http://www.uni-ulm.de/horizonsPDEs

  • February 09--13, 2026. Research invitation to TU Wien: Talk: Optimal  Stability of complement value problems for p-Lévy operators. TBA. 

  • January 14, 2026.  Seminar Talk: Great Bay University, School of Science, China. Seminar by Prof. József Lörinczi and Prof. Renming Song (University of Illinois). Talk: Gradient flow technique for porous medium equation with driven by Lévy operators. 

  • January 09, 2026.  African-European Early-Career Network for Mathematical Analysis and Related Fields. Talk: Robust log-convex interpolation inequalities via Chebyshev-type inequalities.  https://math-events.uni-bonn.de/event/920/

  •  September 22-24, 2025. (Dresden Germany) Workshop: 1st GAMM activity group workshop "Analysis of partial differential equations and calculus of variations" Contributed talk: Robust log-convex interpolation inequalities via Chebyshev-type inequalities. https://tud.link/pm8kv1

  • July 22 -24, 2025.  (Oldenburg Germany): Workshop: Recent Trends in Calculus of Variations and PDE. Participant. https://sites.google.com/view/workshopoldenburg/home

  • March 17-22, 2025. (Bielefeld university, Germany) Conference: Nonlocal Equations: Analysis and Numerics. Contributed poster: Optimal stability of complement value problems for -Lévy operators. https://www.sfb1283.uni-bielefeld.de/2025_BI-nonlocal/

  • Feburay  17-20, 2025. (Bielefeld university, Germany) Workshop: The twelfth Bielefeld-SNU Joint Workshop. Contributed poster: Optimal stability of complement value problems for p-Lévy operators. https://irtg.math.uni-bielefeld.de/workshop2025.

  • 2020-- 2025. Other presentations and talks  For older talk see