New lower bounds for the second variable Zagreb index.
Álvaro Martínez-PérezJosé M. RodríguezPublished in: J. Comb. Optim. (2018)
Keyphrases
- lower bound
- upper bound
- branch and bound
- lower and upper bounds
- objective function
- branch and bound algorithm
- lower bounding
- indexing method
- worst case
- optimal solution
- special case
- np hard
- upper and lower bounds
- polynomial approximation
- database
- quadratic assignment problem
- vc dimension
- integer programming
- search space
- similarity measure
- neural network
- data sets