About the Authors

Betty Nannyonga

Contributed equally to this work with: Betty Nannyonga, David J. T. Sumpter

bnk@cns.mak.a.ug

Affiliation Department of Mathematics, School of Physical Sciences College of Natural Sciences, Makerere University, Kampala, Uganda

David J. T. Sumpter

Contributed equally to this work with: Betty Nannyonga, David J. T. Sumpter

Affiliation Department of Mathematics, Center for Interdisciplinary Mathematics Mathematics Institution, Uppsala University, Uppsala, Sweden

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: BN DS. Data curation: BN DS. Formal analysis: BN DS. Funding acquisition: BN DS. Investigation: BN DS. Methodology: BN DS. Project administration: BN DS. Resources: BN DS. Software: BN DS. Supervision: BN DS. Validation: BN DS. Visualization: BN DS. Writing – original draft: BN DS. Writing – review & editing: BN DS.