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» Computation of class numbers of quadratic number fields
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CSR
2007
Springer
15 years 4 months ago
Conjunctive Grammars over a Unary Alphabet: Undecidability and Unbounded Growth
Abstract It has recently been proved (Je˙z, DLT 2007) that conjunctive grammars (that is, context-free grammars augmented by conjunction) generate some nonregular languages over a...
Artur Jez, Alexander Okhotin
WIA
2001
Springer
15 years 2 months ago
Cascade Decompositions are Bit-Vector Algorithms
A vector algorithm is an algorithm that applies a bounded number of vector operations to an input vector, regardless of the length of the input. In this paper, we describe the link...
Anne Bergeron, Sylvie Hamel
EUROCRYPT
1991
Springer
15 years 1 months ago
Boolean Functions Satisfying Higher Order Propagation Criteria
Boolean functions that satisfy higher order propagation criteria are studied. A complete characterization is given of the autocorrelation function and Walsh spectrum of second ord...
Bart Preneel, René Govaerts, Joos Vandewall...
JUCS
2010
82views more  JUCS 2010»
14 years 4 months ago
The Separation of Relativized Versions of P and DNP for the Ring of the Reals
: We consider the uniform BSS model of computation where the machines can perform additions, multiplications, and tests of the form x 0. The oracle machines can also check whether...
Christine Gaßner
WG
2009
Springer
15 years 4 months ago
Sub-coloring and Hypo-coloring Interval Graphs
In this paper, we study the sub-coloring and hypo-coloring problems on interval graphs. These problems have applications in job scheduling and distributed computing and can be used...
Rajiv Gandhi, Bradford Greening, Sriram V. Pemmara...