102
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CASC
15 years 6 months ago
2007 Springer 
For graphs there exist highly elaborated drawing algorithms. We concentrate here in an analogous way on visualizing relations represented as Boolean matrices as, e.g., in RelView. ...
69
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CASC
15 years 6 months ago
2007 Springer  75
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CASC
15 years 4 months ago
2007 Springer 
We find a full system of invariants with respect to gauge transformations L g-1 Lg for third-order hyperbolic linear partial differential operators on the plane. The operators are...
107
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CASC
15 years 4 months ago
2007 Springer 
We consider summation of consecutive values (v), (v +1), . . . , (w) of a meromorphic function (z) where v, w ZZ. We assume that (z) satisfies a linear difference equation L(y) = ...
CASC
15 years 4 months ago
2007 Springer 
In this paper we introduce an improved variant of the LLL algorithm. Using the Gram matrix to avoid expensive correction steps necessary in the Schnorr-Euchner algorithm and introd...
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Mathematics