AAA

Arbeitstagung Allgemeine Algebra 
Workshop on General Algebra

AAA64
May 30 – June 2, 2002

Program

     
           Friday, May 31

  Room 101
8:40
 Opening
9:00
 R. Wille
Restructuring synthetic geometry: An approach based on the idea of representational measurement
10:00
 Coffee break
  Room 101                                                  Chair: K. Denecke   Room 102                                              Chair: A. Pilitowska
10:30
 M. Plošcica
Relative separation in distributive congruence lattices
10:30
 J. Dvorský, E. Ochodková,  V. Snášel
Generating of large quasigroups:
An application in cryptography
11:00
 S. Radeleczki
On the equational classes of finite distributive p-algebras
11:00
 D. Duráková, V. Snášel
Conceptual structures
11:30
 M. Semenova
Lattices of convex subsets of posets
11:30
 L. Kwuida
Distributive lattices with representable weak dicomplemented lattice structures
11:50
 F. Wehrung
Lattices of convex subsets of posets
11:50
 G. Kövesiová
a-realizers of monounary algebras
12:10
 G. Binczak
Presentable semigroups
12:10
 J. Kaleta

12:30
 Lunch break
  Room 101                                        Chair: K. Glazek   Room 102                  Chair: D. Jakubíková-Studenovská
14:00
 V. Slezák  
Independent-closed complete lattices
14:00
 M. Vukovic
About paragraded structures
14:25
 J. Paseka
Quantales and their modules
14:25
 A. Vanzhurová
Symmetric groupoids
15:00
 G. Takách
Applications of gluing
15:00
 B. Ganter
Relational Galois Connections
15:25
 Coffee break
  Room 101                                                 Chair: M. Plošcica   Room 102                                   Chair: G. Eigenthaler
15:55
 J. Galuszka
Clones of gruppoids with exactly five essentially binary term operations
15:55
 D. Šalounová
Normal valued and special valued GMV-algebras
16:20
 L. Zádori
Malcev conditions on finite posets
16:20
 J. Cirulis
Multialgebras from the viewpoint of algebraic logic
16:50
 R. Halaš, I. Chajda
Implication groupoids
16:50
 N. Pabhapote
Galois connections between algebras and languages
19:00
 Conference dinner (Old Arsenal)

           Saturday, June 1
  Room 101    Chair: J. Paseka
9:00
 G. Czédli, E. Horváth
Maltsev conditions in congruence modular varieties
9:50
 J. Rachunek
Compactly generated GMV-algebras
10:20
 Coffee break
10:45
 V. Dlab
Representations and stratification of algebras
  Room 101                                        Chair: B. Ganter   Room 102                                    Chair: M. Vukovic
11:45
 L. Szabó
Infinite idempotent algebras with 3-transitive groups of automorphisms
11:45
 J. Chvalina
Noncommutative join hypergroups of affine transformations of ordered fields
12:15
 H. Länger
Normal varieties of monounary algebras
12:15
 A. Zamojska-Dzienio
Embedding modes into semimodules
12:35
 Lunch break
  Room 101                                Chair: F. Wehrung   Room 102                              Chair: M. Semenova
14:00
 K. Denecke
Solid pseudovarieties
14:00
 D. Mašulovic
On universal coalgebra and the behaviour of systems
14:35
 J. Koppitz
All regular solid varieties of commutative semigroups		   14:35 K. Glazek
Term operations of quasi-modules
  15:00 D. Schweigert
Hybrid identities		   15:00 N. Sushchanska
On some algebraic constructions via applications in syntactical analysis of natural language
15:25
 Coffee break
  Room 101                                 Chair: S. Radeleczki   Room 102                                           Chair: L. Szabó
15:55
 E. Graczynska
Hybrid identities II
15:55
 V. Sushchansky
On the growth functions of automata and semigroups
16:30
 J. Kühr
On ideals of noncommutative DRl-monoids
16:30
 N. Punnim
Some results on graph parameters of random graphs
16:55
 G. Eigenthaler, I. Chajda
Varieties of g-coherent algebras
16:55
 K. Matczak
The subquasivariety lattice of the variety of commutative quasigroup modes
  17.15 G. Dorfer
Local versions of permutability, regularity and uniformity of congruences in single algebras		   17.15 P. Corsini
Hyperstructures, rough sets and fuzzy sets
  17:35 J. Gurican
Recurrency relations within polynomial sequences		   17.35 V. Leoreanu
Direct limits and inverse limits of hyperstructures associated with fuzzy sets and rough sets

           Sunday, June 2
  Room 101    Chair: V. Dlab
9:00
 A. Romanowska
Remarks on duality for modes
10:00
 A. Pilitowska
Identities for some complex algebras of subalgebras
10:20
 Coffee break
10:50
 R. Pöschel
Invariants for coalgebras
  Room 101                                          Chair: G. Dorfer   Room 102                                    Chair: J. Rachunek
11:30
 D. Jakubíková-Studenovská
On a cancellation law for monounary algebras
11:30
 J. Klimeš
Rotations between lattices
11:50
 K. Pszczola
Duality for some covex polytopes
11:50
 J. Hora
Trilinear alternating forms
12:30
 Closing of the conference