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JCSS
2006
89views more  JCSS 2006»
13 years 7 months ago
Ramsey-type theorems for metric spaces with applications to online problems
A nearly logarithmic lower bound on the randomized competitive ratio for the metrical task systems problem is presented. This implies a similar lower bound for the extensively stu...
Yair Bartal, Béla Bollobás, Manor Me...
TOC
2010
155views Management» more  TOC 2010»
13 years 2 months ago
A New Quantum Lower Bound Method, with an Application to a Strong Direct Product Theorem for Quantum Search
Abstract: We present a new method for proving lower bounds on quantum query algorithms. The new method is an extension of the adversary method, by analyzing the eigenspace structur...
Andris Ambainis
EPIA
1999
Springer
14 years 1 days ago
Critical Agents Supporting Interactive Theorem Proving
We introduce a resource adaptive agent mechanism which supports the user of an interactive theorem proving system. The mechanism, an extension of 5 , uses a two layered architectur...
Christoph Benzmüller, Volker Sorge
CORR
2010
Springer
84views Education» more  CORR 2010»
13 years 5 months ago
Rewriting and Well-Definedness within a Proof System
Term rewriting has a significant presence in various areas, not least in automated theorem proving where it is used as a proof technique. Many theorem provers employ specialised p...
Issam Maamria, Michael Butler
CORR
2008
Springer
143views Education» more  CORR 2008»
13 years 7 months ago
On combinations of local theory extensions
Many problems in mathematics and computer science can be reduced to proving the satisfiability of conjunctions of literals in a background theory which is often the extension of a ...
Viorica Sofronie-Stokkermans