O artykule
Data publikacji: 09 sty 2021
Zakres stron: 155 - 171
Przyjęty: 19 maj 2020
DOI: https://doi.org/10.2478/forma-2020-0014
Słowa kluczowe
© 2020 Sebastian Koch, published by Sciendo
This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 International License.
In this article the union and intersection of a set of graphs are formalized in the Mizar system [5], based on the formalization of graphs in [7].