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  • 标题:Succinct Representation and Leaf Languages
  • 本地全文:下载
  • 作者:Helmut Veith
  • 期刊名称:Electronic Colloquium on Computational Complexity
  • 印刷版ISSN:1433-8092
  • 出版年度:1995
  • 卷号:1995
  • 出版社:Universität Trier, Lehrstuhl für Theoretische Computer-Forschung
  • 摘要:In this paper, we present stronger results in the theory of succinct problem representation by boolean circuits, and establish a close relationship between succinct problems and leaf languages. As a major tool, we use quantifierfree projection reductions from descriptive complexity theory. In particular, we show that the succinct upgrading technique can be improved to completeness under monotone projection reductions. Moreover, we show that for each problem A the succinct problem sA is complete for the leaf language leaf(A) under monotone projection reductions. Thus, we obtain a precise characterization of the complexity gap obtained by succinct representation. Furthermore, iterative application of the complexity upgrading technique becomes possible
  • 关键词:descriptive complexity, leaf languages, projection reductions, succinct problems
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