About this article
Published Online: Dec 24, 2022
Page range: 99 - 124
Accepted: Jul 23, 2022
DOI: https://doi.org/10.2478/forma-2022-0009
Keywords
© 2022 Sebastian Koch, published by Sciendo
This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 International License.
In this article vertex, edge and total colorings of graphs are formalized in the Mizar system [4] and [1], based on the formalization of graphs in [5].