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» A Computable Spectral Theorem
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ICPR
2008
IEEE
16 years 22 days ago
Linear time recognition algorithms for topological invariants in 3D
In this paper, we design linear time algorithms to recognize and determine topological invariants such as genus and homology groups in 3D. These invariants can be used to identify...
Li Chen, Yongwu Rong
LICS
2007
IEEE
16 years 17 days ago
A Robust Class of Context-Sensitive Languages
We define a new class of languages defined by multi-stack automata that forms a robust subclass of context-sensitive languages, with decidable emptiness and closure under boolea...
Salvatore La Torre, Parthasarathy Madhusudan, Genn...
CSL
2007
Springer
16 years 14 days ago
Unbounded Proof-Length Speed-Up in Deduction Modulo
In 1973, Parikh proved a speed-up theorem conjectured by G¨odel 37 years before: there exist arithmetical formulæ that are provable in first order arithmetic, but whose shorter ...
Guillaume Burel
FROCOS
2007
Springer
16 years 13 days ago
Combining Proof-Producing Decision Procedures
Constraint solvers are key modules in many systems with reasoning capabilities (e.g., automated theorem provers). To incorporate constraint solvers in such systems, the capability ...
Silvio Ranise, Christophe Ringeissen, Duc-Khanh Tr...
ACL2
2006
ACM
16 years 8 days ago
Parameterized congruences in ACL2
Support for congruence-based rewriting is built into ACL2. This capability allows ACL2 to treat certain predicate relations ”just like equality” under appropriate conditions a...
David Greve