On this page we collect some information about the conferences or other activities attended by or interesting for our team. We provide the titles of the talks given by our participants.

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11th International Conference on Fuzzy Set Theory and Applications
Place: Liptovský Ján, Slovak Republic. Date: January 30-February 3, 2012.

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EUSFLAT - LFA 2011
Place: Aix-Les-Bains, France. Date: July 18-22, 2011.

Banu Pazar Varol, Prof. Alexander Shostak, Halis Aygün
Categories Related to Topology Viewed as Soft Sets
Vechislav Ruzha, Prof. Svetlana Asmuss
L-fuzzy valued measure and integral
Olga Grigorenko, Julija Lebedinska
On another view of aggregation of fuzzy relations
Pavels Orlovs
General aggregation operators acting on the L-fuzzy real line

6th International Summer School on Aggregation Operators
Place: Benevento, Italy. Date: July 11-15, 2011.

Vechislav Ruzha, Prof.Svetlana Asmuss
On an L-fuzzy valued norm defined by an L-fuzzy valued integral
Olga Grigorenko, Julija Lebedinska
A-T aggregation of fuzzy relations

16th International Conference Mathematical Modelling and Analysis
Place: Sigulda, Latvia. Date: May 25-28, 2011.

Prof. Alexander Shostak, Banu Pazar Varol
Soft Neighborhood Sets
Dr. Ingrida Uljane, Prof. Alexander Shostak
the Category of L-Valued Bornological Spaces
Vechislav Ruzha, Prof. Svetlana Asmuss
An Analysis of Approximation on an L-fuzzy Set Based on L-fuzzy Valued Integral
Olga Grigorenko
Involving Fuzzy Orders for Multi-Objective Linear Programming
Aleksandrs Elkins, Prof. Alexander Shostak
On Lattices of L-rough Sets Generated by L-relations
Pavels Orlovs, Olga Montvid
An Aggregation Approach for Solving Bilevel Linear Programming Problems
Irina Vavilčenkova
On Some Modifications of Fuzzy Transforms

69th Annual scientific conference of University of Latvia
Place: Riga, Latvia. Date: January-May (March 10), 2011.

Olga Grigorenko
On aggregation of fuzzy order relations
Aleksandrs Elkins
Lattice structure of fuzzy rough sets
Pavels Orlovs
Aggregation of L-fuzzy real numbers: theoretical aspects and possible applications
Svetlana Komara
On type-2 fuzzy numbers

10th International Conference on Applied mathematics
Place: Bratislava, Slovakia. Date: February 01-04, 2011.

Vechislav Ruzha
On an L-fuzzy valued integral with respect to an L-fuzzy valued TM-measure
Olga Grigorenko
Involving fuzzy order in the definition of monotonicity for aggregation function
Pavels Orlovs
On aggregation of L-fuzzy real numbers

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2010 IEEE World Congress on Computational Intelligence
Place: Barcelona, Spain. Date: July 18-23, 2010.

Olga Grigorenko
Degree of monotonicity in aggregation process

2010 International Conference on Topology and its Applications
Place: Nafpaktos, Greece. Date: June 26-30, 2010.

Prof. Alexander Shostak
M-approximative systems: A unified approach to fuzzy topology and rough sets
Prof. Alexander Shostak, Dr. Ingrida Uljane
On bornological-type structures in the context of L-fuzzy sets
Irina Zvina
Frame embedding modulo compatible ideal: application to generalized topological spaces and generalized spatial locales

2010 International Conference of the Honam Mathematical Society
Place: Mokpo, South Korea. Date: June 17-19, 2010.

Prof. Alexander Shostak
Fuzzy Topology: A survey of different approaches to the subject and some resent results

15th International Conference Mathematical Modelling and Analysis
Place: Druskininkai, Lithuania. Date: May 26-29, 2010.

Minisymposium: Many-Valued and Rough Mathematical Structures: Theory and Applications in Modeling Processes

Prof. Alexander Shostak
Recent development of different branches of theoretical and applied mathematics in the context of fuzzy sets
Dr. Ingrida Uljane
On many-valued bornological structures
Julija Lebedinska
On two constructions of a generalized aggregation operator
Vechislav Ruzha
L-fuzzy valued measure and integral
Olga Grigorenko
Involving fuzzy order in the definition of monotonicity for the aggregation process
Aleksandrs Elkins
Algebraic operations with relations on a set and corresponding rough approximation operators
Pavels Orlovs
Aggregation of L-fuzzy real numbers: properties and some applications

8th Latvian Conference of Mathematics
Place: Valmiera, Latvia. Date: April 9-10, 2010.

Prof. Alexander Shostak
M-approximative systems: A unified approach to fuzzy sets, fuzzy topology and rough sets
Prof. Svetlana Asmuss
On approximation error under L-fuzzy information
Dr. Ingrida Uljane
On bornological structures on many-valued sets
Julija Lebedinska
On the linearity of a generalized aggregation operator
Irina Zvina
Frame embedding modulo compatible ideal: applications to generalized topological spaces
Olga Grigorenko
Some remarks on L-valued categories
Aleksandrs Elkins
Algebraic operations with relations on a set and corresponding rough approximation operators
Pavels Orlovs
On some properties and applications of aggregation of L-fuzzy real numbers

68th Annual scientific conference of University of Latvia
Place: Riga, Latvia. Date: January-May (March 4), 2010.

Dr. Ingrida Uljane
Many valued bornological spaces
Julija Lebedinska
T-extension: a method of construction of a generalized aggregation operator
Olga Grigorenko
Involving fuzzy order in the definition of monotonicity
Aleksandrs Elkins
Lattice structure of rough sets
Pavels Orlovs
Aggregation of L-fuzzy real numbers

10th International Conference on Fuzzy Set Theory and Applications
Place: Liptovský Ján, Slovak Republic. Date: February 1-5, 2010.

Prof. Alexander Shostak
M-approximative systems: some recent results and examples related to fuzzy topology and rough sets
Prof. Svetlana Asmuss
On approximation under L-fuzzy information
Dr. Ingrida Uljane
On the concept of bornology in the context of many-valued sets
Dr. Sergejs Solovjovs
Composite variety-based topological theories
Julija Lebedinska
Fuzzy inverse matrix and its applications
T-extension: a method of construction of a generalized aggregation operator
Vechislav Ruzha
A concept of a fuzzy valued integral over a fuzzy set with respect to a fuzzy valued T-measure
Olga Grigorenko
Categorical aspects of aggregation of fuzzy relations
Aleksandrs Elkins
Algebraic operations with relations on a set and corresponding rough approximation operators
Pavels Orlovs
T-norm based aggregation of L-fuzzy real numbers

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2009 IFSA World Congress & 2009 EUSFLAT Conference
Place: Lisbon, Portugal. Date: July 20-24, 2009.

Prof. Svetlana Asmuss, Vechislav Ruzha
A construction of an L-fuzzy valued measure of L-fuzzy sets
Prof. Alexander Shostak
On M-Approximative Operators and M-Approximative Systems
Dr. Ingrida Uljane
On Some Fuzzy Categories of Many-Valued Topological Spaces

24th Summer Conference on Topology and Its Applications
Place: Brno, Czech Republicl. Date: July 14-17, 2009.

2nd International Conference on Topology and its Applications
Place: Ankara, Turkey Date: July 06-11, 2009.

Prof. Alexander Shostak
M-Approximative systems: a united approach to fuzzy topology and theory of rough sets
Irina Zvina
Order embedding of frames and topologies modulo an ideal

14th International Conference Mathematical Modelling and Analysis
Place: Daugavpils, Latvia. Date: May 27-30, 2009.

Minisymposium: Many Valued Mathematical Structures and Fuzzy Modeling
Prof. Alexander Shostak
Fuzzy approximation systems and related structures
Vechislav Ruzha, Prof. Svetlana Asmuss
On integration over fuzzy set with respect to fuzzy valued measure
Olga Grigorenko
Fuzzy POS category and aggregation of fuzzy order relations
Julija Lebedinska
Gamma-agops and some aspects of generalized aggregation problem
Pavels Orlovs
Aggregation operators and t-norm based operations with L-fuzzy real numbers
Dr. Ingrida Uljane
On some fuzzy categories of many-valued topological spaces
Prof. Svetlana Asmuss, joined talk with Natalia Budkina, Juris Breidaks
Combined splines in smoothing histopolation

30th Lizn Seminar on Fuzzy Set Theory
Place: Linz, Austria. Date: February 3-7, 2009.

Prof. Alexander Shostak (joined talk with T.Kubiak)
Foundations of the theory of (L,M)-fuzzy topological spaces
Dr. Sergejs Solovjovs
Embedding topology into algebra