I am a Vice Provost Postdoctoral Fellow at the University of Pennsylvania. I completed my Ph.D. at Rutgers University in May of 2016 under the supervision of Eric Carlen. My research is in functional inequalities and elliptic PDEs and mentor is Ryan Hynd.

My CV is at the bottom of this page.


  • R. Hynd and F. Seuffert, Extremal Functions of the BMO Inequality.
    In preparation.
  • F. Seuffert, Stability Estimates on $\mathbb{S}^2$: the Onofri Inequality and the Log-HLS Inequality.
    In preparation.
  • R. Hynd and F. Seuffert, Symmetrization Techniques for Morrey’s Inequality.
  • R. Hynd and F. Seuffert, Asymptotic Flatness of Morrey Extremals.
    arXiv:1905.07060, 2019.
  • R. Hynd and F. Seuffert, Extremal Functions for Morrey’s Inequality.
    arXiv:1810.04393, 2018. (Submitted to Advances in Mathematics)
  • F. Seuffert, A Stability Result for a Family of Sharp Gagliardo-Nirenberg Inequalities.
    arXiv:1610.06869, 2016.
  • F. Seuffert, An Extension of the Bianchi-Egnell Stability Estimate to Bakry, Gentil, and Ledoux’s Generalization of the Sobolev Inequality to Continuous Dimensions.
    Journal of Functional Analysis, 273, Issue 10 (2017), 3094-3149.


Invited Talks

  • Upcoming: 13th AIMS Conference on Dynamical Systems, Differential Equations and Applications, Atlanta, GA, June 2020.
  • Upcoming: Mathematics Colloquium, St. John’s University, November 2019.
  • Analysis/Geometry Seminar, Columbia University, October 2019.
  • Mathematical Colloquium, Linkoping University, August 2019.
  • Swedish Summer PDEs, KTH Royal Institute of Technology in Stockholm, August 2019.
  • Mathematical Physics Seminar, Rutgers University, March 2019
  • Analysis Seminar, The University of Hong Kong, February 2019.
  • Geometry-Topology Seminar, University of Pennsylvania, February 2019.
  • Fluid Mechanics and Waves Seminar, New Jersey Institute of Technology, April 2018.
  • Analysis Seminar, The University of Hong Kong, February 2018.
  • Analysis Seminar, University of Pennsylvania, September 2017.
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