权威例句
Some simplified NP -complete graph problems
A Guide to the Theory of NP-Completeness
Approximation Algorithms for NP-hard Problems
Approximation Algorithms for NP-Hard Problems
Computers and Intractability: A Guide to NP-Completeness
Probabilistic checking of proofs:a new characterization of NP
Computers and Intractability: A Guide to the Theory of NP-Completeness
Computers and Intractability: A Guide to the Theory of NP-Completeness
Computers and Intractability: A Guide to the Theory of NP-Completeness
Computers and In stractability: A Guide to the Theory of NP-Completeness. W. H Freeman, San Fran