Uwe Leck

38 papers A* 1B 1Journal 32Unranked 4
YearRankTypeTitle / Venue / Authors
2025 J jnl
Sizes of Flat Maximal Antichains of Subsets.
Order
Jerrold R. Griggs, Thomas Kalinowski, Uwe Leck, Ian T. Roberts, Michael Schmitz
2024 J jnl
Independent domination in the graph defined by two consecutive levels of the n-cube.
Discret. Appl. Math.
Thomas Kalinowski, Uwe Leck
2023 J jnl
Sizes of flat maximal antichains of subsets.
CoRR
Jerrold R. Griggs, Thomas Kalinowski, Uwe Leck, Ian T. Roberts, Michael Schmitz
2023 J jnl
The Saturation Spectrum for Antichains of Subsets.
Order
Jerrold R. Griggs, Thomas Kalinowski, Uwe Leck, Ian T. Roberts, Michael Schmitz
2023 J jnl
Uniqueness Constraints for Object Stores.
ACM J. Data Inf. Qual.
Philipp Skavantzos, Uwe Leck, Kaiqi Zhao, Sebastian Link
2021 J jnl
Maximal antichains of subsets I: The shadow spectrum.
CoRR
Jerrold R. Griggs, Thomas Kalinowski, Uwe Leck, Ian T. Roberts, Michael Schmitz
2021 J jnl
Minimum Weight Flat Antichains of Subsets.
Order
Jerrold R. Griggs, Sven Hartmann, Thomas Kalinowski, Uwe Leck, Ian T. Roberts
2019 J jnl
Discovery and Ranking of Embedded Uniqueness Constraints.
Proc. VLDB Endow.
Ziheng Wei, Uwe Leck, Sebastian Link
2019 A* conf
Entity Integrity, Referential Integrity, and Query Optimization with Embedded Uniqueness Constraints.
ICDE
Ziheng Wei, Uwe Leck, Sebastian Link
2019 J jnl
Possibilistic keys.
Fuzzy Sets Syst.
Nishita Balamuralikrishna, Yingnan Jiang, Henning Koehler, Uwe Leck, Sebastian Link, Henri Prade
2018 — conf
Extremal Combinatorics of SQL Keys.
Models: Concepts, Theory, Logic, Reasoning and Semantics
Sven Hartmann, Markus Kirchberg, Henning Koehler, Uwe Leck, Sebastian Link
2017 J jnl
Full and maximal squashed flat antichains of minimum weight.
CoRR
Jerrold R. Griggs, Sven Hartmann, Thomas Kalinowski, Uwe Leck, Ian T. Roberts
2016 J jnl
Minimizing the regularity of maximal regular antichains of 2- and 3-sets.
Australas. J Comb.
Thomas Kalinowski, Uwe Leck, Christian Reiher, Ian T. Roberts
2016 J jnl
Possible and certain keys for SQL.
VLDB J.
Henning Köhler, Uwe Leck, Sebastian Link, Xiaofang Zhou
2015 J jnl
Constructing Armstrong tables for general cardinality constraints and not-null constraints.
Ann. Math. Artif. Intell.
Sven Hartmann, Henning Köhler, Uwe Leck, Sebastian Link, Bernhard Thalheim, Jing Wang
2014 J jnl
Inequalities for cross-unions of collections of finite sets.
Eur. J. Comb.
Uwe Leck, Ian T. Roberts
2014 B conf
Logical Foundations of Possibilistic Keys.
JELIA
Henning Köhler, Uwe Leck, Sebastian Link, Henri Prade
2013 J jnl
Maximal Antichains of Minimum Size.
Electron. J. Comb.
Thomas Kalinowski, Uwe Leck, Ian T. Roberts
2013 — conf
On Data Recovery in Distributed Databases.
Information Theory, Combinatorics, and Search Theory
Sergei L. Bezrukov, Uwe Leck, Victor P. Piotrowski
2012 J jnl
Minimizing the weight of the union-closure of families of two-sets.
Australas. J Comb.
Uwe Leck, Ian T. Roberts, Jamie Simpson
2011 J jnl
Minimizing the weight of the union-closure of uniform families of sets.
Electron. Notes Discret. Math.
Uwe Leck, Ian T. Roberts
2011 J jnl
On Codd Families of Keys over Incomplete Relations.
Comput. J.
Sven Hartmann, Uwe Leck, Sebastian Link
2009 J jnl
A Simple Proof of the Karakhanyan--Riordan Theorem on the Even Discrete Torus.
SIAM J. Discret. Math.
Sergei L. Bezrukov, Uwe Leck
2009 J jnl
Maximal Flat Antichains of Minimum Weight.
Electron. J. Comb.
Martin Grüttmüller, Sven Hartmann, Thomas Kalinowski, Uwe Leck, Ian T. Roberts
2009 — conf
On Matrix Representations of Participation Constraints.
ER Workshops
Sven Hartmann, Uwe Leck, Sebastian Link
2008 J jnl
More orthogonal double covers of complete graphs by Hamiltonian paths.
Discret. Math.
Sven Hartmann, Uwe Leck, Volker Leck
2006 — conf
A Conjecture in Finite Fields.
GTIT-C
Uwe Leck
2006 J jnl
Orthogonal double covers of complete graphs by fat catepillars.
Discuss. Math. Graph Theory
Dalibor Froncek, Uwe Leck
2005 J jnl
Self-orthogonal decompositions of graphs into matchings.
Electron. Notes Discret. Math.
Sven Hartmann, Uwe Leck
2004 J jnl
Nonexistence of a Kruskal-Katona Type Theorem for Subword Orders.
Comb.
Uwe Leck
2003 J jnl
On the orthogonal product of simplices and direct products of truncated Boolean lattices.
Discret. Math.
Uwe Leck
2002 J jnl
A Class of 2-Colorable Orthogonal Double Covers of Complete Graphs by Hamiltonian Paths.
Graphs Comb.
Uwe Leck
2002 J jnl
Another Generalization of Lindström's Theorem on Subcubes of a Cube.
J. Comb. Theory A
Uwe Leck
2002 J jnl
On Orthogonal Double Covers of Graphs.
Des. Codes Cryptogr.
Hans-Dietrich O. F. Gronau, Martin Grüttmüller, Sven Hartmann, Uwe Leck, Volker Leck
2002 J jnl
On the average size of sets in intersecting Sperner families.
Discret. Math.
Christian Bey, Konrad Engel, Gyula O. H. Katona, Uwe Leck
2001 J jnl
Optimal shadows and ideals in submatrix orders.
Discret. Math.
Uwe Leck
2000 J jnl
A property of colored complexes and their duals.
Discret. Math.
Uwe Leck
1999 J jnl
Orthogonal Double Covers of Complete Graphs by Trees of Small Diameter.
Discret. Appl. Math.
Uwe Leck, Volker Leck