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» Decidable Extensions of Church's Problem
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POPL
2010
ACM
14 years 7 months ago
On the Verification Problem for Weak Memory Models
We address the verification problem of finite-state concurrent programs running under weak memory models. These models capture the reordering of program (read and write) operation...
Ahmed Bouajjani, Madanlal Musuvathi, Mohamed Faouz...
IWPEC
2004
Springer
14 years 3 months ago
Parameterized Coloring Problems on Chordal Graphs
In the precoloring extension problem (PrExt) a graph is given with some of the vertices having a preassigned color and it has to be decided whether this coloring can be extended to...
Dániel Marx
STOC
1993
ACM
134views Algorithms» more  STOC 1993»
14 years 1 months ago
Quantum complexity theory
In this paper we study quantum computation from a complexity theoretic viewpoint. Our first result is the existence of an efficient universal quantum Turing machine in Deutsch’s...
Ethan Bernstein, Umesh V. Vazirani
IPL
2008
79views more  IPL 2008»
13 years 9 months ago
Ski rental with two general options
We define and solve a simple extension of the ski-rental problem [4]. In the classical version, the algorithm needs to decide when to switch from renting to buying. In our version...
Zvi Lotker, Boaz Patt-Shamir, Dror Rawitz
FOCS
1997
IEEE
14 years 1 months ago
The Computational Complexity of Knot and Link Problems
We consider the problem of deciding whether a polygonal knot in 3dimensional Euclidean space is unknotted, capable of being continuously deformed without self-intersection so that...
Joel Hass, J. C. Lagarias, Nicholas Pippenger