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» Reasoning with class algebra
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SBBD
2004
119views Database» more  SBBD 2004»
15 years 2 months ago
Computing the Dependency Basis for Nested List Attributes
Multi-valued dependencies (MVDs) are an important class of constraints that is fundamental for relational database design. Although modern applications increasingly require the su...
Sven Hartmann, Sebastian Link
CSJM
2008
88views more  CSJM 2008»
15 years 24 days ago
A zero-dimensional approach to compute real radicals
The notion of real radicals is a fundamental tool in Real Algebraic Geometry. It takes the role of the radical ideal in Complex Algebraic Geometry. In this article I shall describ...
Silke J. Spang
89
Voted
ICALP
2004
Springer
15 years 6 months ago
An Analog Characterization of Elementarily Computable Functions over the Real Numbers
Abstract We present an analog and machine-independent algebraic characterization of elementarily computable functions over the real numbers in the sense of recursive analysis: we p...
Olivier Bournez, Emmanuel Hainry
87
Voted
CORR
2008
Springer
130views Education» more  CORR 2008»
15 years 25 days ago
Standard Logics Are Valuation-Nonmonotonic
It has recently been discovered that both quantum and classical propositional logics can be modelled by classes of nonorthomodular and thus non-distributive lattices that properly...
Mladen Pavicic, Norman D. Megill
94
Voted
SIAMJO
2008
93views more  SIAMJO 2008»
15 years 20 days ago
Recursive Trust-Region Methods for Multiscale Nonlinear Optimization
A class of trust-region methods is presented for solving unconstrained nonlinear and possibly nonconvex discretized optimization problems, like those arising in systems governed by...
Serge Gratton, Annick Sartenaer, Philippe L. Toint