About this article
Published Online: May 29, 2020
Page range: 41 - 63
Accepted: Dec 30, 2019
DOI: https://doi.org/10.2478/forma-2020-0004
Keywords
© 2020 Sebastian Koch, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-ShareAlike 4.0 License.
This article formalizes different variants of the complement graph in the Mizar system [3], based on the formalization of graphs in [6].