General Algebra and Ordered Sets

**Saturday, September 6**

13:00 – 21:00 Registration

**Sunday, September 7**

8:45 – 9:35 | R. Willard: |
Constraints in Universal Algebra 1 |

9:45 – 10:05 | I. Chajda: |
Coupled semirings and orthomodular lattices |

10:10 – 10:30 | R. Pöschel: |
Automorphism groups of Schur rings over cyclic groups of prime-power order |

***** coffee break ***** | ||

10:50 – 11:10 | L. Barto: |
On simple Taylor algebras |

11:15 – 11:35 | J. Bulín: |
On the subpower membership problem |

11:40 – 12:00 | J. Opršal: |
On primeness of cube term(s) |

12:05 – 12:25 | M. Behrisch: |
Centraliser clones |

19:00 – 19:20 | B. Bodor: |
Reducts of the infinite dimensional vector space |

19:25 – 19:45 | K. Kalina: |
Functional reducts of Boolean algebras |

19:50 – 20:10 | C. Szabó: |
Hilbert's 17th problem and a highschool identity |

20:15 – 20:35 | M. Kolařík: |
Saturated and supremal directoids |

**Monday, September 8**

8:45 – 9:35 | F. Wehrung, L. Santocanale: |
Hidden identities in Cambrian lattices 1 |

9:45 – 10:05 | G. Czédli: |
Posets of principal lattice congruences |

10:10 – 10:30 | M. Klin: |
New infinite classes of directed strongly regular graphs via the use of quasigroups and loops |

***** coffee break ***** | ||

10:50 – 11:40 | R. Willard: |
Constraints in Universal Algebra 2 |

11:50 – 12:10 | G. Horváth: |
Some new results on the equivalence problem |

12:15 – 12:35 | W. Dzik: |
Direct product of l-algebras and unification. Applications to residuated lattices |

19:00 – 19:20 | M. Šuličová: |
On centralizers of monounary algebras |

19:25 – 19:45 | D. Studenovská: |
Endomorphism spectrum of finite monounary algebras |

19:50 – 20:10 | E. Halušková: |
Monounary algebras with easy direct limits |

20:15 – 20:35 | J. Janda: |
A Hilbert space operator representation of abelian po-groups of bilinear forms |

**Tuesday, September 9**

8:00 – 16:00 Trip in the Tatra Mountains

18:00 –
? Conference dinner and party

**Wednesday, September 10**

8:45 – 9:35 | A. Dvurečenskij: |
Algebraic structures in quantum structures 1 |

9:45 – 10:05 | S. Pulmannová: |
Unitizations of generalized pseudoeffect algebras |

10:10 – 11:30 | J. Rachůnek: |
Ideals and involutive filters in residuated lattices |

***** coffee break ***** | ||

10:50 – 11:40 | R. Willard: |
Constraints in Universal Algebra 3 |

11:50 – 12:10 | E. Horváth: |
A lattice variant of thresholdness of Boolean functions |

12:15 – 12:35 | J. Kühr: |
Residuated structures and certain triples |

19:00 – 19:20 | J. Koppitz: |
Semigroups of order-preserving transformations of a countable chain |

19:25 – 19:45 | M. Jastrzębska: |
Lattices of annihilators in commutative algebras over field |

19:50 – 20:10 | M. Korbelář: |
Idempotency in commutative semirings |

20:15 – 20:35 | P. Jedlička: |
Measuring the dispersed sunlight |

20:40 – 21:00 | J. Pavlík: |
Algebraic approach to image segmentation |

**Thursday, September 11**

8:45 – 9:35 | A. Dvurečenskij: |
Algebraic structures in quantum structures 2 |

9:45 – 10:05 | D. Busneag, F. Chirtes: |
A new approach for classification of filters in residuated lattices |

10:10 – 10:30 | D. Piciu, C. Dan: |
New types of filters in residuated lattices |

***** coffee break ***** | ||

10:50 – 11:40 | F. Wehrung, L. Santocanale: |
Hidden identities in Cambrian lattices 2 |

11:50 – 12:10 | S. Radeleczki: |
Aggregation on finite lattices |

12:15 – 12:35 | G. Jenča: |
Unitization and symmetrization of non-commutative partial abelian monoids |

19:00 – 19:20 | H. Machida: |
Report on centralizing monoids on E_3 |

19:25 – 19:45 | A. Slivková: |
Closure operators on posets and lattice-valued up-sets |

19:50 – 20:10 | L. Santocanale: |
Decidability of the weak-Bruhat order |

20:15 – 20:35 | P. Emanovský: |
On quasivariety of pseudo BCI-algebras |

**Friday, September 12**

8:45 – 9:35 | F. Wehrung, L. Santocanale: |
Hidden identities in Cambrian lattices 3 |

9:45 – 10:05 | A. Tepavčević: |
Betweenness relations and slim lattices |

10:10 – 10:30 | B. Šešelja |
L-E-algebras |

***** coffee break ***** | ||

10:50 – 11:10 | J. Paseka: |
Tense operators on effect algebras |

11:15 – 11:35 | J. Šlapal: |
On a product of n-ary hyperalgebras |

11:40 – 12:00 | M. Demko: |
On sheaf spaces of partially ordered quasigroups |

12:05 – 12:25 | J. Guričan: |
Strong endomorphism kernel property for modular p-algebras and unbounded distributive lattices |

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