Topological indices and f-polynomials on some graph products Articles uri icon

publication date

  • February 2021

start page

  • 1

end page

  • 20

issue

  • 2

volume

  • 13

abstract

  • We obtain inequalities involving many topological indices in classical graph products by using the f-polynomial. In particular, we work with lexicographic product, Cartesian sum and Cartesian product, and with first Zagreb, forgotten, inverse degree and sum lordeg indices.

keywords

  • cartesian product; cartesian sum; first zagreb index; forgotten index; inverse degree index; lexicographic product; polynomials in graphs; sum lordeg index