CV

Education

• M.S. in Mathematics, Heinrich Heine University Düsseldorf, 10/2019–2023
  • GPA: 1.4
• B.M. in Choral Conducting, Robert Schumann Hochschule Düsseldorf, 10/2019–09/2022
• Exchange year in Conducting, Glinka Conservatory Nizhny Novgorod (Russia), 10/2017–09/2018
  • Conducting exam: 5.0 (best grade)
• B.A. in Mathematics and Music Education, Folkwang University of the Arts/University of Duisburg-Essen, 2015–2019
  • Bachelor’s degree grade: 1.75
• High School Diploma, Free Waldorf School Heidelberg, 2002–2015
  • Final grade: 1.5, Mathematics grade: 14 points
  • DMV High School Award for outstanding performance in Mathematics

Work experience

• 12/2023–present: PhD Candidate
  • German Aerospace Center (DLR), Institute of Software Technology, High-Performance Computing Department
  • Specializing in numerical analysis in high-precision many-body physics
• 2021, 2022, 2023: Research Assistant
  • Heinrich Heine University Düsseldorf
  • Duties: Correcting Analysis and Linear Algebra exercise sheets, conducting holiday tutorials, creating learning materials for mathematics students
• 2018, 2019, 2020: Student Assistant
  • University of Duisburg-Essen
  • Duties: Correcting geometry exercise sheets, leading exercise groups for preparatory courses, creating learning materials for first-year students
• 2022–2023: Assistant to the Choral Director
  • Wuppertal Opera
  • Duties: Planning, organizing, and executing choir projects in opera productions, rehearsing with children’s, youth, and adult choirs

Publications

Exact lattice summations for Lennard-Jones potentials coupled to a three-body Axilrod-Teller-Muto term applied to cuboidal phase transitions

Robles-Navarro, A., Cooper, S., Buchheit, A. A., Busse, J. K., Burrows, A., Smits, O., & Schwerdtfeger, P. (2025). "Exact lattice summations for Lennard-Jones potentials coupled to a three-body Axilrod-Teller-Muto term applied to cuboidal phase transitions." J. Chem. Phys. 163, 094104. https://doi.org/10.1063/5.0276677

Epstein zeta method for many-body lattice sums

Buchheit, A. A., & Busse, J. K. (2025). "Epstein zeta method for many-body lattice sums." arXiv preprint arXiv:2504.11989.

Computation and properties of the Epstein zeta function with high-performance implementation in EpsteinLib

Buchheit, A. A., Busse, J., & Gutendorf, R. (2024). "Computation and properties of the Epstein zeta function with high-performance implementation in EpsteinLib." arXiv preprint arXiv:2412.16317.

EpsteinLib: Fast and Efficient Computation of the Epstein Zeta Function

Buchheit, A. A., Busse, J., Gutendorf, R., & Schmitz, J. (2024). EpsteinLib: Fast and Efficient Computation of the Epstein Zeta Function. GitHub. https://github.com/epsteinlib/epsteinlib

Talks

Computation and properties of the Epstein zeta function: EpsteinLib for precision many-body Physics

March 20, 2025

Conference talk at Joint March Meeting and April Meeting: Global Physics Summit 2025, Anaheim Convention Center, Anaheim, CA, USA

Computation and properties of the Epstein zeta function: Application and numerical challenges

August 23, 2024

Conference talk at SiQuMa24 Conference on Simulation of Quantum Matter, Schloss Dagstuhl

Teaching

SS 2022: Analysis II Intensive Course

WS 2021/2022: Analysis II Intensive Course

WS 2020/2021: Introductory Course to University Mathematics

WS 2019/2020: Introductory Course to University Mathematics