Geodesic
On exponential sums and flowers
Zapiski Nauchnykh Seminarov POMI, Algebra and number theory. Part 4, Tome 502 (2021), pp. 133-138 
N. V. Proskurin. On exponential sums and flowers. Zapiski Nauchnykh Seminarov POMI, Algebra and number theory. Part 4, Tome 502 (2021), pp. 133-138. http://geodesic.mathdoc.fr/item/ZNSL_2021_502_a4/
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Voir la notice du chapitre de livre provenant de la source Math-Net.Ru

By numerical experiments with some exponential sums in finite fields, it is discovered relation with flat curves known as roses and threeleaves clover.

[1] J.-P. Serre, “Majorations de sommes exponentielles”, Asterisque, 41–42, Société Mathématique de France, 1977, 111–126

[2] S. A. Stepanov, Arifmetika algebraicheskikh krivykh, Nauka, M., 1991

[3] N. V. Proskurin, “Some problems on character sums in finite fields”, International Conference on Polynomial Computer Algebra, VVM Publishing, Saint Petersburg, 2020

[4] N. V. Proskurin, “O summakh kharakterov v konechnykh polyakh”, Zap. nauchn. semin. POMI, 490, 104–108, 2020