Title : 
Ruling out PTAS for graph min-bisection, densest subgraph and bipartite clique
         
        
        
            Author_Institution : 
Georgia Inst. of Technol., Atlanta, GA, USA
         
        
        
        
        
        
            Abstract : 
Assuming that NP 
         
        
            Keywords : 
computational complexity; graph theory; polynomials; PTAS; bipartite clique; densest subgraph; graph min-bisection; minimum distance of code problem; polynomial; quasirandom PCP; query pattern; Approximation algorithms; Artificial intelligence; Binary codes; Bipartite graph; Computer science; Linear code; Polynomials; Vectors;
         
        
        
        
            Conference_Titel : 
Foundations of Computer Science, 2004. Proceedings. 45th Annual IEEE Symposium on
         
        
        
            Print_ISBN : 
0-7695-2228-9
         
        
        
            DOI : 
10.1109/FOCS.2004.59