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Acknowledgment
We wish to thank the anonymous referees for their suggestions and comments, which have improved the paper with respect to the first submission.
Additional information
Notes on contributors
Michele Gaeta
Michele Gaeta ([email protected]) was born on 20 January 1999 in Salerno (Italy). He graduated with honors in math at University of Salerno in July 2020. Currently he is attending a master’s degree in math at University of Salerno
Giovanni Vincenzi
Giovanni Vincenzi ([email protected]) obtained his Ph.D. in Algebra in 1994 at the University of Naples “Federico II”, (Italy). He is currently Professor at the University of Salerno (Italy). He has various interests in Mathematics with a particular predilection for its foundations, historical, and didactic aspects.