3624 search results - page 331 / 725 » Abstract Algebraic Logic |
224
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ICDE
2005
IEEE
16 years 1 months ago
2005
IEEE
— XQuery, the defacto XML query language, is a functional language with operational semantics, which precludes the direct application of classical query optimization techniques. ...
233
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MFCS
1991
Springer
15 years 11 months ago
1991
Springer
Weak Observational Congruence (woc) defined on CCS agents is not a bisimulation since it does not require two states reached by bisimilar computations of woc agents to be still w...
201
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LPNMR
2009
Springer
16 years 2 months ago
2009
Springer
Abstract. We consider the problem of whether a given preferred answer set program can be reduced to a propositional formula. Research on this topic is of both theoretical and pract...
185
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CSL
2007
Springer
16 years 1 months ago
2007
Springer
Abstract. Although Cai, F¨urer and Immerman have shown that fixedpoint logic with counting (IFP + C) does not express all polynomialtime properties of finite structures, there h...
172
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EPIA
2007
Springer
16 years 1 months ago
2007
Springer
As we face the real possibility of modelling agent systems capable of non-deterministic self-evolution, we are confronted with the problem of having several different possible futu...