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FOCS
2000
IEEE
13 years 12 months ago
Hardness of Approximate Hypergraph Coloring
Venkatesan Guruswami, Johan Håstad, Madhu Su...
ASIACRYPT
1999
Springer
13 years 11 months ago
Approximation Hardness and Secure Communication in Broadcast Channels
Problems of secure communication and computation have been studied extensively in network models. Goldreich, Goldwasser, and Linial, Franklin and Yung, and Franklin and Wright have...
Yvo Desmedt, Yongge Wang
ESA
2004
Springer
85views Algorithms» more  ESA 2004»
13 years 11 months ago
Hardness and Approximation Results for Packing Steiner Trees
Joseph Cheriyan, Mohammad R. Salavatipour
FOCS
1992
IEEE
13 years 11 months ago
Proof Verification and Hardness of Approximation Problems
The class PCP(f(n), g(n)) consists of all languages L for which there exists a polynomial-time probabilistic oracle machine that uses O(f(n)) random bits, queries O(g(n)) bits of ...
Sanjeev Arora, Carsten Lund, Rajeev Motwani, Madhu...