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» On the decomposition of rational functions
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CAGD
1998
99views more  CAGD 1998»
13 years 8 months ago
A Laguerre geometric approach to rational offsets
Laguerre geometry provides a simple approach to the design of rational curves and surfaces with rational offsets. These so-called PH curves and PN surfaces can be constructed from...
Martin Peternell, Helmut Pottmann
SKG
2006
IEEE
14 years 2 months ago
Functional Dependency Maintenance and Lossless Join Decomposition in XML Model Decomposition
The paper studies “equality” in XML model decomposition. XML IFD, TFD, AFD and MVD are proposed. According to complexity of these FDs, four XML normal forms are presented. FD ...
Xia Li, Fei-yue Ye, Hong-juan Yuan, Wen-tao Peng
ASAP
2008
IEEE
199views Hardware» more  ASAP 2008»
13 years 10 months ago
An efficient method for evaluating polynomial and rational function approximations
In this paper we extend the domain of applicability of the E-method [7, 8], as a hardware-oriented method for evaluating elementary functions using polynomial and rational functio...
Nicolas Brisebarre, Sylvain Chevillard, Milos D. E...
EJC
2008
13 years 8 months ago
Enumeration of almost polynomial rational functions with given critical values
1 Rational functions and minimal factorizations of permutations Let f : C C be a rational function of degree n in one complex variable. A critical point of f is a point z C such...
Dmitri Panov, Dimitri Zvonkine
DAC
1999
ACM
14 years 9 months ago
Robust Rational Function Approximation Algorithm for Model Generation
Carlos P. Coelho, Joel R. Phillips, Luis Miguel Si...