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» The Complexity of Polynomial-Time Approximation
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ICFP
2007
ACM
14 years 7 months ago
Relating complexity and precision in control flow analysis
We analyze the computational complexity of kCFA, a hierarchy of control flow analyses that determine which functions may be applied at a given call-site. This hierarchy specifies ...
David Van Horn, Harry G. Mairson
ACMSE
2006
ACM
13 years 11 months ago
Revisiting a limit on efficient quantum computation
In this paper, we offer an exposition of a theorem originally due to Adleman, Demarrais and Huang that shows that the quantum complexity class BQP (Bounded-error Quantum Polynomia...
Tarsem S. Purewal Jr.
SIGECOM
2010
ACM
173views ECommerce» more  SIGECOM 2010»
13 years 7 months ago
Approximating pure nash equilibrium in cut, party affiliation, and satisfiability games
Cut games and party affiliation games are well-known classes of potential games. Schaffer and Yannakakis showed that computing pure Nash equilibrium in these games is PLScomplete....
Anand Bhalgat, Tanmoy Chakraborty, Sanjeev Khanna
ESA
2009
Springer
149views Algorithms» more  ESA 2009»
14 years 2 months ago
Approximability of OFDMA Scheduling
In this paper, we study the complexity and approximability of the orthogonal frequency-division multiple access (OFDMA) scheduling problem with uniformly related communication chan...
Marcel Ochel, Berthold Vöcking
STOC
2010
ACM
295views Algorithms» more  STOC 2010»
14 years 13 days ago
Approximation Schemes for Steiner Forest on Planar Graphs and Graphs of Bounded Treewidth
We give the first polynomial-time approximation scheme (PTAS) for the Steiner forest problem on planar graphs and, more generally, on graphs of bounded genus. As a first step, w...
MohammadHossein Bateni, MohammadTaghi Hajiaghayi a...