Curriculum Vitæ

General Information

Full Name Fernando Vieira Costa Júnior
Author name Fernando Costa Jr. / F. Costa Jr.
Email fernando@mat.ufpb.br
Languages French (fluent), English (fluent) and Portuguese (native)

Professional situation

  • since 2024
    Associate professor
    Federal University of Paraíba, Brazil
    • Working at the Mathematics Department (DM-UFPB)
    • Member of the Functional Analysis research group of the PPGMAT
  • 2023 - 2024
    FNRS Postdocoral Researcher (Chargé de Recherches)
    University of Mons, Belgium
  • 2021 - 2023
    Temporary assistant professor
    Avignon University, France

Education

Scientific responsibilities

  • 2023 - 2024
    Coordinator of the PEPS project "Linear dynamics of shifts on trees"
  • 2021 - 2023
    Member of the Avignon Mathematics Laboratory's council
  • 2018 - 2022
    Member of the ANR project "Frontiers of Operator Theory"
  • since 2023
    Reviewer for MathSciNet

Visits

  • Visiting researcher, February 2024, Universitat Politècnica, València, Spain
  • Visiting researcher, June 2023, École Nationale Supérieure d’Ingénieurs de Bretagne Sud, Vannes, France

Talks and short courses

  • International conferences
  • National events
    • (March 2025) Quando os fractais encontram a Dinâmica Linear, Conferences DMAT UFCG - Dissemination Meetings in Mathematical Analysis, Mathematics Department, Federal University of Campina Grande, Campina Grande, Brazil
  • Mathematical seminars
  • Mini-courses
    • (August 2015) "Sistemas axiomáticos formais e aplicações", II EMAAL, UFAL Arapiraca, Brazil
      (Course notes) (Slides)
    • (August 2015) "Teoria dos números e a lei de reciprocidade quadrática", III Colóquio de Matemática da Região Norte (SBM), UFAM, Manaus, Brazil
      (Course notes) (Slides)
  • Popular science presentations
    • (June 2019) "Le travail d'un mathématicien, comment se passe-t-il ?", Centre FLEURA, Université Clermont-Auvergne, Clermont-FD, France

Academic Interests

  • Linear Dynamical Systems (Operator Theory)
    • Hypercyclicity, common/U-frequent/frequent/disjoint hypercylicity, hypercyclic algebras
    • Recurrence, recurrent algebras
  • Bohnenblust-Hille constants
    • Truncated constants using a computer
    • Asymptotic behavior via interpolation methods
  • Lineability, spaceability and algebrability
    • Algebrability of the set of hypercyclic/recurrent vectors
    • (α,β)-lineability and more general notions

Publications

Other Interests

  • Hobbies: electric and acoustic guitar, dark souls, cavaco/banjo, batucada, dark souls, hiking, running, dark souls, climbing, swimming, etc... I also enjoy dark souls.