Keyphrases
- approximation algorithms
- np hard
- special case
- vertex cover
- worst case
- facility location problem
- minimum cost
- point sets
- approximation ratio
- np hardness
- network design problem
- exact algorithms
- open shop
- set cover
- randomized algorithms
- approximation schemes
- data points
- precedence constraints
- primal dual
- disjoint paths
- constant factor
- constant factor approximation
- optimal solution
- closest string
- combinatorial auctions
- computational complexity