Domination in Pythagorean fuzzy graphs

Pythagorean fuzzy set theory is much more flexible to deal with obscure and uncertain knowledge comparative to fuzzy set theory. The principal aim of this article is to expand the meanings of domination and cobondage for Pythagorean fuzzy graphs by introducing the meanings of normal domination number, abnormal independent number, normal cobondage set, and normal cobondage number. Some relevant results of these meanings describe their significance as well as applicability. We present a decision-making problem in real-world applied example which discusses the agents affecting a corporation’s yield. The presented model is, in fact, an agent-based model wherein the impact score of each agent is divided into two types of direct and indirect influences.