À propos de cet article
Publié en ligne: 26 août 2021
Pages: 182 - 191
Reçu: 03 août 2020
DOI: https://doi.org/10.2478/ausm-2021-0010
Mots clés
© 2021 Tamás Glavosits et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
We show that the sum of two intervals in an ordered dense Abelian group is also an interval such that the endpoints of the sum are equal to the sums of the endpoints. We prove analogous statements concerning to the product of two intervals.