368 search results - page 42 / 74 » Arithmetic as a Theory Modulo |
69
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IANDC
2007
14 years 9 months ago
2007
We explore the notion of alternating two-way tree automata modulo the theory of finitely many associative-commutative (AC) symbols. This was prompted by questions arising in cryp...
MOC
2000
14 years 9 months ago
2000
Seven widely spaced regions of integers with 4,3(x) < 4,1(x) have been discovered using conventional prime sieves. Assuming the generalized Riemann hypothesis, we modify a resul...
FOCS
2003
IEEE
15 years 3 months ago
2003
IEEE
We give a complexity theoretic classification of homomorphism problems for graphs and, more generally, relational structures obtained by restricting the left hand side structure ...
TOCL
2008
14 years 9 months ago
2008
fragment enjoys suitable noetherianity conditions and admits an abstract version of a `KeislerShelah like' isomorphism theorem. We show that this general decidability transfer...
102
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CORR
2011
Springer
14 years 4 months ago
2011
Springer
We consider the problem of computing numerical invariants of programs by abstract interpretation. Our method eschews two traditional sources of imprecision: (i) the use of widenin...