default search action
Google
Google Scholar
Semantic Scholar
Internet Archive Scholar
CiteSeerX
ORCIDJános Demetrovics
Person information
- award (2005): Széchenyi Prize
Refine list
refinements active!
zoomed in on ?? of ?? records
view refined list in
export refined list as
Books and Theses
- 1986
[b1]János Demetrovics, Elöd Knuth, Péter Radó:
Computer-Aided Specification Techniques. World Scientific Series in Computer Science 1, World Scientific 1986, ISBN 978-9971-978-53-2, pp. 1-128
Journal Articles
- 2018
- [j42]János Demetrovics, Hoang Minh Quang
, Vu Duc Thi, Viet Anh Nguyen:
An Efficient Method to Reduce the Size of Consistent Decision Tables. Acta Cybern. 23(4): 1039-1054 (2018) - 2008
- [j41]János Demetrovics, Gyula O. H. Katona, Dezsö Miklós:
Functional dependencies distorted by errors. Discret. Appl. Math. 156(6): 862-869 (2008) - 2006
- [j40]János Demetrovics, Gyula O. H. Katona, Dezsö Miklós:
On the security of individual data. Ann. Math. Artif. Intell. 46(1-2): 98-113 (2006) - 1999
- [j39]János Demetrovics, Attila Pethö, Lajos Rónyai:
On 1-Representations of Integers. Acta Cybern. 14(1): 27-36 (1999) - [j38]János Demetrovics, Vu Duc Thi:
Describing Candidate Keys by Hypergraphs. Comput. Artif. Intell. 18(2): 191-207 (1999) - 1998
- [j37]János Demetrovics, Gyula O. H. Katona, Dezsö Miklós, Oleg Seleznjev, Bernhard Thalheim:
Asymptotic Properties of Keys and Functional Dependencies in Random Databases. Theor. Comput. Sci. 190(2): 151-166 (1998) - 1996
- [j36]János Demetrovics, Vu Duc Thi:
Some Results About Normal Forms for Functional Dependency in the Relational Datamodel. Discret. Appl. Math. 69(1-2): 61-74 (1996) - 1995
- [j35]János Demetrovics, Vu Duc Thi:
Some Remarks On Generating Armstrong And Inferring Functional Dependencies Relation. Acta Cybern. 12(2): 167-180 (1995) - [j34]János Demetrovics, Vu Duc Thi:
Armstrong Relations, Functional Dependencies and Strong Dependencies. Comput. Artif. Intell. 14(3): 279-298 (1995) - [j33]János Demetrovics, Vu Duc Thi:
Some Observations on the Minimal Armstrong Relations for Normalised Relation Schemes. Comput. Artif. Intell. 14(5): 455-467 (1995) - 1994
- [j32]János Demetrovics, Vu Duc Thi:
Normal Forms and Minimal Keys in the Relational Datamodel. Acta Cybern. 11(3): 205-215 (1994) - 1993
- [j31]János Demetrovics, Vu Duc Thi:
Some Problems Concerning Armstrong Relations of Dual Schemes and Relation Schemes in the Relational Datamodel. Acta Cybern. 11(1-2): 35-47 (1993) - [j30]János Demetrovics, Gyula O. H. Katona:
A Survey of Some Combinatorial Results Concerning Functional Dependencies in Database Relations. Ann. Math. Artif. Intell. 7(1-4): 63-82 (1993) - [j29]János Demetrovics, Lajos Rónyai, Hua nam Son:
Functional Dependencies among Boolean Dependencies. Ann. Math. Artif. Intell. 7(1-4): 83-106 (1993) - [j28]János Demetrovics, Vu Duc Thi:
Some Problems Concerning Keys for Relation Schemes and Relations in the Relational Datamodel. Inf. Process. Lett. 46(4): 179-184 (1993) - 1992
- [j27]János Demetrovics, G. Hencsey, Leonid Libkin, Ilya B. Muchnik:
On the Interaction Between Closure Operations and Choice Functions with Applications to Relational Database. Acta Cybern. 10(3): 129-139 (1992) - [j26]János Demetrovics, G. Hencsey, Leonid Libkin, Ilya B. Muchnik:
Normal Form Relation Schemes: A New Characterization. Acta Cybern. 10(3): 141-153 (1992) - [j25]János Demetrovics, Lajos Rónyai:
A Note on Intersection of Isotone Clones. Acta Cybern. 10(3): 217-220 (1992) - [j24]János Demetrovics, Gyula O. H. Katona, Dezsö Miklós:
Partial Dependencies in Relational Databases and their Realization. Discret. Appl. Math. 40(2): 127-138 (1992) - [j23]János Demetrovics, Gyula O. H. Katona, Attila Sali:
The Characterization of Branching Dependencies. Discret. Appl. Math. 40(2): 139-153 (1992) - [j22]János Demetrovics, Leonid Libkin, Ilya B. Muchnik:
Functional Dependencies in Relational Databases: A Lattice Point of View. Discret. Appl. Math. 40(2): 155-185 (1992) - 1991
- [j21]Joachim Biskup, János Demetrovics, Leonid Libkin, Ilya B. Muchnik:
On Relational Database Schemes Having Unique Minimal Key. J. Inf. Process. Cybern. 27(4): 217-225 (1991) - [j20]Gustav Burosch, János Demetrovics, Gyula O. H. Katona, Daniel J. Kleitman, Alexander A. Sapozhenko:
On the Number of Databases and Closure Operations. Theor. Comput. Sci. 78(2): 377-381 (1991) - 1988
- [j19]János Demetrovics, Vu Duc Thi:
Some results about functional dependencies. Acta Cybern. 8(3): 273-278 (1988) - [j18]János Demetrovics, Vu Duc Thi:
Relations and minimal keys. Acta Cybern. 8(3): 279-285 (1988) - [j17]János Demetrovics, Vu Duc Thi:
On Keys in the Relational Data Model. J. Inf. Process. Cybern. 24(10): 515-519 (1988) - 1987
- [j16]János Demetrovics, Ho Thuan, Nguyen Xuan Huy, Le Van Bao:
Translation of Relation Schemes, Balanced Relation Schemes and the Problem of Key Representation. J. Inf. Process. Cybern. 23(2/3): 81-97 (1987) - [j15]János Demetrovics, László Hannák:
Construction of Large Sets of Clones. Math. Log. Q. 33(2): 127-133 (1987) - 1985
- [j14]János Demetrovics, Zoltán Füredi, Gyula O. H. Katona:
Minimum matrix representation of closure operations. Discret. Appl. Math. 11(2): 115-128 (1985) - 1983
- [j13]János Demetrovics, Gy. Gyepesi:
A note on minimal matrix representation of closure operations. Comb. 3(2): 177-179 (1983) - [j12]János Demetrovics, Gy. Gyepesi:
Some generalized type functional dependencies formalized as equality set on matrices. Discret. Appl. Math. 6(1): 35-47 (1983) - 1982
- [j11]János Demetrovics, Elöd Knuth, Péter Radó:
Specification Meta Systems. Computer 15(5): 29-35 (1982) - 1981
- [j10]János Demetrovics, Gy. Gyepesi:
On the functional dependency and some generalizations of it. Acta Cybern. 5(3): 295-305 (1981) - 1980
- [j9]A. Békéssy, János Demetrovics, László Hannák, Peter Frankl, Gyula O. H. Katona:
On the number of maximal dependencies in a data base relation of fixed order. Discret. Math. 30(2): 83-88 (1980) - [j8]János Demetrovics:
Candidate Keys and Antichains. SIAM J. Algebraic Discret. Methods 1(1): 92 (1980) - 1979
- [j7]János Demetrovics:
On the equivalence of candidate keys with Sperner systems. Acta Cybern. 4(3): 247-252 (1979) - [j6]János Demetrovics, László Hannák:
The cardinality of closed sets in pre-complete classes in k-valued logics. Acta Cybern. 4(3): 273-277 (1979) - [j5]A. Békéssy, János Demetrovics:
Contribution to the theory of data base relations. Discret. Math. 27(1): 1-10 (1979) - 1978
- [j4]János Demetrovics:
On the main diagonal of sheffer functions. Discret. Math. 21(1): 1-5 (1978) - [j3]János Demetrovics:
On the Number of Candidate Keys. Inf. Process. Lett. 7(6): 266-269 (1978) - 1976
- [j2]János Demetrovics:
On the comparison of limit-logics by the simulation of finite-valued logic (in Russian). Acta Cybern. 2(4): 307-312 (1976) - 1972
- [j1]János Demetrovics:
On cardinal numbers of sets of precomplete classes in limit-logics (in Russian). Acta Cybern. 1(4): 233-239 (1972)
Conference and Workshop Papers
- 2012
- [c20]János Demetrovics, Hua nam Son, Ákos Gubán:
Logical Representation of Dependencies of Items and the Complexity of Customer Sets. BCI (Local) 2012: 5-10 - 2006
- [c19]János Demetrovics, András J. Molnár, Bernhard Thalheim:
Relationship Design Using Spreadsheet Reasoning for Sets of Functional Dependencies. ADBIS 2006: 108-123 - [c18]János Demetrovics, Gyula O. H. Katona, Dezsö Miklós, Bernhard Thalheim:
On the Number of Independent Functional Dependencies. FoIKS 2006: 83-91 - 2004
- [c17]János Demetrovics, András J. Molnár, Bernhard Thalheim:
Graphical Reasoning for Sets of Functional Dependencies. ER 2004: 166-179 - [c16]János Demetrovics, Gyula O. H. Katona, Dezsö Miklós:
On the Security of Individual Data. FoIKS 2004: 49-58 - 2002
- [c15]János Demetrovics, Gyula O. H. Katona, Dezsö Miklós:
Functional Dependencies in Presence of Errors. FoIKS 2002: 85-92 - 2000
- [c14]Richard P. Anstee, János Demetrovics, Gyula O. H. Katona, Attila Sali:
Low Discrepancy Allocation of Two-Dimensional Data. FoIKS 2000: 1-12 - [c13]János Demetrovics, Gyula O. H. Katona, Dezsö Miklós:
Error-Correcting Keys in Relational Databases. FoIKS 2000: 88-93 - 1996
- [c12]Miklós Biró, János Demetrovics, Tibor Remzsö:
Spreadsheet-Based Model Building and Multiple Criteria Group Evaluation Support. ER Workshop Challenges of Application and Challenges of Design 1996: 1-21 - 1995
- [c11]János Demetrovics, Gyula O. H. Katona, Dezsö Miklós, Oleg Seleznjev, Bernhard Thalheim:
The Average Length of Keys and Functional Dependencies in (Random) Databases. ICDT 1995: 266-279 - 1994
- [c10]János Demetrovics, Corina Reischer, Dan A. Simovici, Ivan Stojmenovic:
Enumeration of Function and Bases of Three-Valued Set Logic under compositions with Boolean Functions. ISMVL 1994: 164-171 - 1992
- [c9]János Demetrovics, Lajos Rónyai, Hua nam Son:
On the Composition and Decomposition of Attributes and Tuples. ICDT 1992: 71-85 - 1991
- [c8]János Demetrovics, Lajos Rónyai, Hua nam Son:
On the Representation of Dependencies by Propositional Logic. MFDBS 1991: 230-242 - 1990
- [c7]János Demetrovics, Masahiro Miyakawa, Ivo G. Rosenberg, Dan A. Simovici, Ivan Stojmenovic:
Intersections of Isotone Clones on a Finite Set. ISMVL 1990: 248-253 - 1989
- [c6]János Demetrovics, Leonid Libkin, Ilya B. Muchnik:
Functional Dependencies and the Semilattice of Closed Classes. MFDBS 1989: 136-147 - 1988
- [c5]János Demetrovics, Gy. Gyepesi, László Hannák, Tibor Remzsö, F. Urbánszki:
LATOR - a Database Management System for Local Networks. AIMSA 1988: 347-354 - 1987
- [c4]Elöd Knuth, János Demetrovics, Ágnes Hernádi:
On Transformation Properties of Conceptual Structures. ISMIS 1987: 217-223 - [c3]János Demetrovics, Gyula O. H. Katona:
Extremal Combinatorial Problems of Database Models. MFDBS 1987: 99-127 - 1986
- [c2]Elöd Knuth, János Demetrovics, Ágnes Hernádi:
Information System Design: Techniques and Software Support - Response. IFIP Congress 1986: 635-640 - 1981
- [c1]János Demetrovics, Gyula O. H. Katona:
Extremal Combinatorial Problems in Relational Data Base. FCT 1981: 110-119
Editorship
- 2004
- [e5]Georg Gottlob, András A. Benczúr, János Demetrovics:
Advances in Databases and Information Systems, 8th East European Conference, ADBIS 2004, Budapest, Hungary, September 22-25, 2004, Proceeding. Lecture Notes in Computer Science 3255, Springer 2004, ISBN 3-540-23243-5 [contents] - 1991
- [e4]Bernhard Thalheim, János Demetrovics, Hans-Detlef Gerhardt:
MFDBS 91, 3rd Symposium on Mathematical Fundamentals of Database and Knowledge Bases Systems, Rostock, Germany, May 6-9, 1991, Proceedings. Lecture Notes in Computer Science 495, Springer 1991, ISBN 3-540-54009-1 [contents] - 1989
- [e3]János Csirik, János Demetrovics, Ferenc Gécseg:
Fundamentals of Computation Theory, International Conference FCT'89, Szeged, Hungary, August 21-25, 1989, Proceedings. Lecture Notes in Computer Science 380, Springer 1989, ISBN 3-540-51498-8 [contents] - [e2]János Demetrovics, Bernhard Thalheim:
MFDBS 89, 2nd Symposium on Mathematical Fundamentals of Database Systems, Visegrád, Hungary, June 26-30, 1989. Lecture Notes in Computer Science 364, Springer 1989, ISBN 3-540-51251-9 [contents] - 1988
- [e1]Joachim Biskup, János Demetrovics, Jan Paredaens, Bernhard Thalheim:
MFDBS 87, 1st Symposium on Mathematical Fundamentals of Database Systems, Dresden, GDR, January 19-23, 1987, Proceedings. Lecture Notes in Computer Science 305, Springer 1988, ISBN 3-540-19121-6 [contents]
Coauthor Index
manage site settings
To protect your privacy, all features that rely on external API calls from your browser are turned off by default. You need to opt-in for them to become active. All settings here will be stored as cookies with your web browser. For more information see our F.A.Q.
Unpaywalled article links
Add open access links from 
to the list of external document links (if available).
Privacy notice: By enabling the option above, your browser will contact the API of unpaywall.org to load hyperlinks to open access articles. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Unpaywall privacy policy.
Archived links via Wayback Machine
For web page which are no longer available, try to retrieve content from the 
of the Internet Archive (if available).
Privacy notice: By enabling the option above, your browser will contact the API of archive.org to check for archived content of web pages that are no longer available. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Internet Archive privacy policy.
Reference lists
Add a list of references from 
, 
, and 
to record detail pages.
load references from crossref.org and opencitations.net
Privacy notice: By enabling the option above, your browser will contact the APIs of crossref.org, opencitations.net, and semanticscholar.org to load article reference information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Crossref privacy policy and the OpenCitations privacy policy, as well as the AI2 Privacy Policy covering Semantic Scholar.
Citation data
Add a list of citing articles from and to record detail pages.
load citations from opencitations.net
Privacy notice: By enabling the option above, your browser will contact the API of opencitations.net and semanticscholar.org to load citation information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the OpenCitations privacy policy as well as the AI2 Privacy Policy covering Semantic Scholar.
OpenAlex data
Load additional information about publications from 
.
Privacy notice: By enabling the option above, your browser will contact the API of openalex.org to load additional information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the information given by OpenAlex.
last updated on 2025-07-21 00:53 CEST by the dblp team
all metadata released as open data under CC0 1.0 license
see also: Terms of Use | Privacy Policy | Imprint
dblp was originally created in 1993 at:
since 2018, dblp has been operated and maintained by:
the dblp computer science bibliography is funded and supported by:
