Dr. Jeffery Ezearn

Lecturer


Dept: Mathematics
College of Science
Second Floor, SF 22

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Research Areas/Interests

My research interests span number theory, operator theory, and geometry. A unifying theme of my research philosophy is the interplay between rigidity ...~more


Publications

    A. Peer-Reviewed/Under-Review Papers

    1. J Ezearn (2026), "On the Weak Fixed Point Problem" (dedicatory: E. Prempeh), To appear.

     

    B. Short Notes/Preprints 

    1. J Ezearn (2025), "Refined Upper Bounds for L(1,χ)", arXiv:2503.06210.

    (10/10/2026: The above short note is being rewritten and expanded into a three-series paper; it is expected that the newer ideas I have been pursuing for the entire series may not be completed until 2027)

     

    C. Works in Progress

    1. J Ezearn (2026), "Isosceless Trapezia Inscription on Jordan Curves".
    2. J Ezearn (2026), "Quadrilateral Inscriptiion on Quasiscircles".
    3. J Ezearn (2027), "Refined Upper Bounds for L(1,χ)".
    4. J Ezearn (2027), "Refined Lower Bounds for L(1,χ)".
    5. J Ezearn (2027), "Refined Bounds for L(1 + it,χ)".

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    Doctoral Thesis Paper:

    1. J Ezearn (2015), "Higher-order Lipschitz mappings", Fixed Point Theory and Applications, 2015 (1), 88 (see also .pdf)

    Masters' Thesis Paper:

    1. J Ezearn, E Prempeh (2018), "A note on a shrinking projection method with nonsummable errors in a Hilbert space due to Y. Kimura", Journal of Nonlinear and Convex Analysis 19 (4), 663-667 (see also .pdf)

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    Pre-Masters' Investigations:

    1. W. O.-Denteh, J Ezearn (2015), "Approximations in Divisible Groups: Part II", Physical Science International Journal 8 (4), 1-4
    2. W. O.-Denteh, J Ezearn (2015), "Approximations in Divisible Groups: Part I", Physical Science International Journal 6 (2), 112-118

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