Results 21 to 30 of about 1,359,716 (306)

Normal forms for multidimensional databases [PDF]

open access: yes, 2022
In the area of online analytical processing (OLAP), the concept of multidimensional databases is receiving much popularity. Thus, a couple of different multidimensional data models were proposed from the research as well as from the commercial product ...
Lehner, Wolfgang   +2 more
core   +2 more sources

Gauss-Manin Connections for Boundary Singularities and Isochore Deformations

open access: yesDemonstratio Mathematica, 2015
We study here the relative cohomology and the Gauss-Manin connections associated to an isolated singularity of a function on a manifold with boundary, i.e. with a fixed hyperplane section.
Kourliouros Konstantinos
doaj   +1 more source

Representation of logic formulas by normal forms [PDF]

open access: yes, 2002
summary:In this paper, we deal with the disjunctive and conjunctive normal forms in the frame of predicate BL-logic and prove theirs conditional equivalence to appropriate formulas. Our aim is to show approximation ability of special normal forms defined
Daňková, Martina
core   +1 more source

A normal form for spider diagrams of order [PDF]

open access: yes, 2014
We develop a reasoning system for an Euler diagram based visual logic, called spider diagrams of order. We de- fine a normal form for spider diagrams of order and provide an algorithm, based on the reasoning system, for producing diagrams in our normal ...
Simon Thompson   +7 more
core   +1 more source

The supercore for normal-form games [PDF]

open access: yesJournal of Economic Theory, 2007
Financial support from projects 3699/2001, UPV HB-8238/2000, and BEC 2000-0301 is gratefully acknowledged. Inarra also acknowledges the hospitality of Brown University and the financial support from the Ministerio de Educación, Cultura y Deporte, PR 2003-0287.
María Elena Iñarra García   +2 more
openaire   +3 more sources

Justification for inclusion dependency normal form [PDF]

open access: yes, 2000
Functional dependencies (FDs) and inclusion dependencies (INDs) are the most fundamental integrity constraints that arise in practice in relational databases.
Vincent, Millist W., Levene, Mark
core   +1 more source

Probabilistic Rewriting and Asymptotic Behaviour: on Termination and Unique Normal Forms [PDF]

open access: yesLogical Methods in Computer Science, 2022
While a mature body of work supports the study of rewriting systems, abstract tools for Probabilistic Rewriting are still limited. In this paper we study the question of uniqueness of the result (unique limit distribution), and develop a set of proof ...
Claudia Faggian
doaj   +1 more source

Normal forms of real matrices with respect to complex similarity [PDF]

open access: yes, 1977
Dlab V, Ringel CM. Normal forms of real matrices with respect to complex similarity. Linear algebra and its applications. 1977;17(2):107-124.This paper gives a complete classification of real linear transformations between two complex vector spaces in ...
Dlab, Vlastimil, Ringel, Claus Michael
core   +2 more sources

Reversible-equivariant systems and matricial equations

open access: yesAnais da Academia Brasileira de Ciências, 2011
This paper uses tools in group theory and symbolic computing to classify the representations of finite groups with order lower than, or equal to 9 that can be derived from the study of local reversible-equivariant vector fields in 4 .
Marco A Teixeira, Ricardo M Martins
doaj   +1 more source

Diagonal Forms, Linear Algebraic Methods and Ramsey-Type Problems [PDF]

open access: yes, 2013
This thesis focuses mainly on linear algebraic aspects of combinatorics. Let N_t(H) be an incidence matrix with edges versus all subhypergraphs of a complete hypergraph that are isomorphic to H. Richard M.
Wong, Wing Hong Tony
core   +1 more source

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