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FACULTY OF MATHEMATICS
UNIVERSITY OF BELGRADE

Symposium

CONTEMPORARY
M
ATHEMATICS

18–20 December 1998

Devoted to 125 anniversary of Faculty of Mathematics
and to 190 years of teaching of mathematics in Serbia





Day 1: Friday 18th December 1998

9:00 - 9:15

room 706

Opening ceremony

9:15 - 11:40

room 706

Session 1

chairman: Veljko Vujičić

9:15 - 10:00

Oldrich Kowalski:

On target sphere bundles with arbitrary constant radius

10:05 - 10:50

Aleksandar Ivić:

Some results in modern theory of Riemann zeta function

10:55 - 11:40

Nebojša Lažetić

Recent developments in real analysis, operator theory and functional analysis

11:40 - 12:10 coffee break

room 706

12:10 - 13:45

Session 2

chairman: Miroljub Jevtić

12:10 - 12:55

Valerij Kudrjavcev and Aleksandar Strogalov:

Theory of automaton and intellectual systems

13:00 - 13:45

Gradimir Milovanović:

Müntz orthogonal systems and applications

13:45 - 15:45 Lunch break

15:45 - 17:20

room 706

Session 3

chairman: Dušan Adna|ević

15:45 - 16:30

Zoran Petrović:

On applied algebraic topology

16:35 - 17:20

Pavle Mladenović:

On extreme values of random processes

17:20 - 17:50 coffee break

17:50 - 20:15

room 706

Session 4

chairman: Jovan Mališić

17:50 - 18:35

Dragoš Cvetković:

Selected topics from the theory of graph spectra

18:40 - 19:25

Vojislav Stojković:

Software agents-formalization of the agent model



Day 2: Saturday 19th December 1998

9:00 - 10:35

room 706

Session 5

chairman: Vera Vujičić

9:00 - 9:45

Milojica Jaćimović:

Certain aspects of optimization theory

9:50 - 10:35

Julka Knežević-Miljanović: Asymptotical characteristics of the solutions of nonlinear differential equations

9:00 - 10:35 room 718

Session 6

chairman: Miroslav Pavlović

9:00 - 9:45

Novica Bla'ić:

Symmetries of pseudo-Riemannian manifolds and Osserman conjecture

9:50 - 10:35

Miodrag Mateljević:

Some geometric questions related to harmonic maps

10:35 - 11:05 coffee break

11:05 - 12:40 room 706

Session 7

chairman: Aleksandar Bakša

11:05 - 11:50

Boško Jovanović:

Difference schemes for partial differential equations with generalized solutions

11:55 - 12:40

Gojko Kalajdžić:

On Euclidean rings

11:05 - 12:40

room 718

Session 8

chairman: Milutin Dostanić

11:05 - 11:50

Dragan Vukotić:

Modern developments of the theory of Bergman spaces

11:55 - 12:40

Stevan Pilipović:

Some aspects of local and microlocal analysis



Day 3: Sunday 20th December 1998

9:00 - 10:35

room 706

Session 9

chairman: Mirjana \orić

9:00 - 9:45

Maurice Gross:

The use of mathematical models for the representation of linguistic knowledge

9:50 - 10:35

Duško Vitas:

Recent developments in Serbian computational lexicography

9:00 - 10:35

room 718

Session 10

chairman: Dragutin \urović

9:00 - 9:45

Jan Vondrak:

Astronomical reference frame, Hipparcos and Earth orientation

9:50 - 10:35

Zoran Knežević:

Chaos in asteroid motion

10:35 - 11:05 coffee break

11:05 - 13:30

room 706

Session 11

chairman: Gordana Pavlović Lažetić

11:05 - 11:50

Zoran Obradović:

Intelligent date analysis for protein disorder identification

11:55 - 12:40

Boban Veličković:

Some problems in modern logic

11:05 - 12:40

room 718

Session 12

chairman: Katica Stevanović Hedrih

11:05 - 11:50

Mladen Berković:

On the current state of computational mechanics

11:55 - 12:40

Miloš Kojić:

Recent advances in development of methods and software for nonlinear finite element analysis at University of Kragujevac

13:30-13:45

room 706

Closing ceremony