In mathematics, the symmetric closure of a binary relation R on a set X is the smallest symmetric relation on X that contains R. For example, if X isâ€¦Â (More)

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2016

2016

- Hai-Long Yang, Zhi-Lian Guo, Yanhong She, Xiuwu Liao
- Journal of Intelligent and Fuzzy Systems
- 2016

Smarandache initiated neutrosophic sets (NSs) which can be used as a mathematical tool for dealing with indeterminate andâ€¦Â (More)

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2016

2016

- Marcel Jackson, Tomasz Kowalski, Todd Niven
- IJAC
- 2016

The role of polymorphisms in determining the complexity of constraint satisfaction problems is well established. In this contextâ€¦Â (More)

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2013

2013

- Marcel Jackson, Tomasz Kowalski, Todd Niven
- ArXiv
- 2013

The role of polymorphisms in determining the complexity of constraint satisfaction problems is well established. In this contextâ€¦Â (More)

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2011

2011

- Hai-Long Yang, Zhi-Lian Guo
- Computers & Mathematics with Applications
- 2011

In this paper, the notions of anti-reflexive kernel, symmetric kernel, reflexive closure, and symmetric closure of a soft setâ€¦Â (More)

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2008

2008

- AntÃ´nio Roberto Monteiro, Jennifer L Patricio, Patricio DÃaz Varela
- 2008

The aim of this paper is to investigate the variety of symmetric closure algebras, that is, closure algebras endowed with a Deâ€¦Â (More)

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2006

2006

- Souhila Kaci, Leon van der Torre, Emil Weydert
- ECAI
- 2006

In this paper we study the fragment of Dungâ€™s argumentation theory in which the strict attack relation is acyclic. We show thatâ€¦Â (More)

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2004

2004

- Kenneth A. Ross, Julia Stoyanovich
- VLDB
- 2004

In a binary symmetric relationship, A is related to B if and only if B is related to A. Symmetric relationships between kâ€¦Â (More)

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1999

1999

XML schemas consist of context-free grammars that allow regular expressions on the right-hand side of productions. In the schemaâ€¦Â (More)

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1996

1996

- R. W. Goldbach, H. L. Claasen
- Discrete Mathematics
- 1996

In this paper a set of necessary conditions for the existence of a non-symmetric 3-class association scheme expressed in terms ofâ€¦Â (More)

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1995

1995

- Adolfo Piperno
- 1995

The main concern of this paper is the study of the interplay between functionality and non determinism. Indeed the rst questionâ€¦Â (More)

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