Sciweavers

8094 search results - page 347 / 1619
» Improvements in Formula Generalization
Sort
View
LICS
2009
IEEE
16 years 24 days ago
Logics with Rank Operators
—We introduce extensions of first-order logic (FO) and fixed-point logic (FP) with operators that compute the rank of a definable matrix. These operators are generalizations o...
Anuj Dawar, Martin Grohe, Bjarki Holm, Bastian Lau...
CSR
2009
Springer
16 years 22 days ago
Simulation of Arithmetical Circuits by Branching Programs with Preservation of Constant Width and Syntactic Multilinearity
Abstract. We study structural properties of restricted width arithmetical circuits. It is shown that syntactically multilinear arithmetical circuits of constant width can be effici...
Maurice J. Jansen, B. V. Raghavendra Rao
FMCAD
2009
Springer
16 years 22 days ago
Mixed abstractions for floating-point arithmetic
stractions for Floating-Point Arithmetic Angelo Brillout Computer Systems Institute, ETH Zurich Daniel Kroening and Thomas Wahl Oxford University Computing Laboratory Abstract—Fl...
Angelo Brillout, Daniel Kroening, Thomas Wahl
FMCAD
2009
Springer
16 years 22 days ago
Software model checking via large-block encoding
Abstract—Several successful approaches to software verificabased on the construction and analysis of an abstract reachability tree (ART). The ART represents unwindings of the co...
Dirk Beyer, Alessandro Cimatti, Alberto Griggio, M...
MFCS
2009
Springer
16 years 21 days ago
Query Automata for Nested Words
We study visibly pushdown automata (VPA) models for expressing and evaluating queries, expressed using MSO formulas, on words with a nesting structure (like XML documents). We de...
P. Madhusudan, Mahesh Viswanathan