On interactive proofs with a laconic prover

By Oded Goldreich, Salil P. Vadhan, Avi Wigderson. 2001

124 citations recorded by the source corpus.

AbstractWe continue the investigation of interactive proofs with bounded communication, as initiated by Goldreich & Håstad (1998). Let L be a language that has an interactive proof in which the prover sends few (say b) bits to the verifier. We prove that the complement $\bar L$ has a constant-round interactive proof of complexity that depends only exponentially on b. This provides the first evidence that for NP-complete languages, we cannot expect interactive provers to be much more “laconic” than the standard NP proof. When the proof system is further restricted (e.g., when b = 1, or when we have perfect completeness), we get significantly better upper bounds on the complexity of $\bar L$.

Subfields: Artificial Intelligence, Computational Theory and Mathematics

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In Artificial Intelligence

  1. Dan Boneh
  2. Srinath T. V. Setty
  3. Eli Ben-Sasson
  4. Yuval Ishai
  5. Eran Tromer
  6. Alessandro Chiesa
  7. Henry Corrigan-Gibbs
  8. Jens Groth

In Computational Theory and Mathematics

  1. Eli Ben-Sasson
  2. Dan Boneh
  3. Eran Tromer
  4. Alessandro Chiesa
  5. Srinath T. V. Setty
  6. Henry Corrigan-Gibbs
  7. Yuval Ishai
  8. Benedikt Bünz

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