Keyphrases
- approximation algorithms
- np hard
- special case
- vertex cover
- worst case
- facility location problem
- minimum cost
- network design problem
- primal dual
- set cover
- approximation schemes
- np hardness
- approximation ratio
- minimum weight
- randomized algorithms
- exact algorithms
- polynomial time approximation
- open shop
- combinatorial auctions
- linear programming
- constant factor approximation
- undirected graph
- lower bound
- scheduling problem
- precedence constraints
- disjoint paths