Lower bounds for the total stopping time of 3x + 1 iterates.
David L. ApplegateJeffrey C. LagariasPublished in: Math. Comput. (2003)
Keyphrases
- lower bound
- upper bound
- branch and bound algorithm
- branch and bound
- data sets
- randomly generated problems
- quadratic assignment problem
- lower and upper bounds
- worst case
- optimal solution
- objective function
- np hard
- linear programming relaxation
- upper and lower bounds
- sample size
- online algorithms
- database systems
- lower bounding
- material handling
- machine learning