Narumi_ATI
Narumi arithmetic topological index
Vertex_degree_distance_index
Vertex degree-distance index
Narumi_GTI
Narumi geometric topological index
Wiener_index
The sum of the distance between any two atoms in the molecule
Narumi_HTI
Narumi harmonic topological index
Xu
Xu index
Odd_even_index
Odd-even index
Platt_number
The sum over all elements of the edge adjacency matrix
Pogliani_index
Pogliani index
Quadratic_index
Quadratic index