HOTEL- AUDITORIUM 1 - Chairperson: Endre Süli

09.15 - 10.00 - Weyl asymptotic formulas for infinite order ΨDOs and Sobolev type spaces

Stevan Pilipović

HOTEL- AUDITORIUM 1 - Chairperson: Vladimir Dragović

10.00 - 10.45 - Towards a structure theory of Maharam algebras

Boban Veličković

Workshop 3 - HOTEL- AUDITORIUM 2 - Chairperson: Dragan Stevanović

11.30-12.00 - Chemistry as a graph rewriting system: generative exploration of chemical space

Peter Stadler

12.00-12.30 - How to find reaction mechanisms?

Christoph Flamm

12.30-13.00 - Partition distance in graphs

Sandi Klavzar

13.00-13.30 - Mathematical aspects of Balaban index

Riste Škrekovski

13.30-14.00 - On two conjectures regarding the set of values of Wiener index

Jelena Sedlar

Workshop 4 - HOTEL - AUDITORIUM 4 - Chairperson: Miloš Ivanović

11.30-12.00 - Feature evaluation and selection: beyond classification

Marko Robnik-Šikonja

12.00-12.30 - Sentiment analysis of social media posts

Jasmina Smailović

Field 1 - HOTEL - AUDITORIUM 1 - Chairperson: Diana Stoeva

11.30-11.50 - Inverse problems for Sturm-Liouville operators with a delay less than half the length of the interval and Robin boundary conditions

Biljana Vojvodić

11.50-12.10 - Applications of Lyapunov functions to Caputo fractional differential equations

Snezhana Hristova

12.10-12.30 - Computing asymptotic formulas for eigenvalues and eigenfunctions of a boundary value problem with retarded argument

F. Ayca Cetinkaya

12.30-12.50 - Transmission eigenvalues, discreetness and existence

Besiana Cobani

12.50-13.10 - More on closed form solvable difference equations and their systems

Bratislav Iričanin

13.10-13.30 - Some systems of Sylvester-type equations

Jovana Nikolov Radenković

13.30-13.50 - Inequalities involving polar derivative of a polynomial with restricted zeros

Prasanna Kumar

Field 5 - HOTEL - AUDITORIUM 3 - Chairperson: Ljubica Oparnica

11.30-11.50 - Pedagogical patterns for assessing learners’ knowledge and skills

Stanka Hadzhikoleva

11.50-12.10 - The application of computers in teaching mathematics shown on the example of the following lesson:
Calculating the surface of a flat figure – application of the definite integral

Dragana Nedić

12.10-12.30 - On the influence of software application for visualization in teaching double and triple integrals

Aleksandar Milenković

Field 6 - HOTEL - AUDITORIUM 4 - Chairperson: Miloš Ivanović

12.40-13.00 - RNN for solving linear matrix equations

Predrag Stanimirović

13.00-13.20 - Methodology of time series quality assessment in concrete dam monitoring systems

Srdjan Obradović

13.20-13.40 - On the performances of GCRF model based on digraph networks

Nikola Spasić

Workshop 3 - Faculty of Science Room 1 - Chairperson: Boris Furtula

15.00-15.30 - On the Randić’s matrix: old and new

Jianfeng Wang

15.30-16.00 - Oriented graphs with extremal skew energy

Xueliang Li

Field 1 - Faculty of Science Room 2 - Chairperson: Nenad Teofanov

15.00-15.20 - Cauchy-Schwartz inequality revisited

Dragoljub J. Kečkić

15.20-15.40 - Compact and "compact" operator over Hilbert C*-module

Zlatko Lazović

15.40-16.00 - Some numerical radius and norm inequalities in Hilbert space operators

Mohsen Erfanian Omidvar

16.00-16.20 - Improved estimates for the best constant in a Markov L₂-inequality

Rumen Uluchev

16.20-16.40 - Markov inequalities in L₂-norms with the Laguerre and Gegenbauer weights

Geno Nikolov

Field 3 - Faculty of Science Room 3 - Chairperson: Miroslava Petrović - Torgašev

15.00-15.30 - Algebraic non-integrability of magnetic billiards on the sphere and hyperbolic plane

Andrey Mironov

15.30-15.50 - Geodesically equivalent metrics on homogenous spaces

Neda Bokan

15.50-16.10 - Geodesic mappings and their generalizations

Josef Mikeš

16.10-16.30 - A class of four dimensional CR submanifolds of the nearly Kähler six sphere

Miroslava Antić

16.30-16.50 - On certain mappings onto Ricci symmetric manifolds

Lenka Rýparová

Field 4 - Faculty of Science Room 4 - Chairperson: Miroslav Pranić

15.00-15.20 - SDFEM for an elliptic singularly perturbed problem with two parameters

Ljiljana Teofanov

15.20-15.40 - Convergence of the difference scheme for solving parabolic interface problem with delta function

Bratislav Sredojević

15.40-16.00 - Numerical solution of parabolic-hyperbolic transmission problem

Zorica Milovanović Jeknić

16.00-16.20 - The applications of generalized logistic map in some mathematical models

Milanka Gardašević Filipović

16.20-16.40 - Distributed order fractional wave equation

Ljubica Oparnica

Field 1 - Faculty of Science

On Carleson-type embeddings for Bergman spaces of harmonic functions

Tanja Jovanović

Field 2 - Faculty of Science

On finite capable groups

Mohammad Ali Salahshour

Studuy of watching systems in cubic graphs

Ghorbani Modjtaba

Construction of some codes based on finite geometries structures

Dorisa Tabaku

Field 4 - Faculty of Science

Statistical analysis of the ratio of product of two independent stable eibull random variables and Gamma random variables

Aleksandra Pavlović

Field 5 - Faculty of Science

Constructive development and gamification of the mathematic teaching

Aleksandra Pavlović

Field 1 - Faculty of Science Room 2 - Chairperson: Marija Milošević

17.00-17.20 - Conditional least squares estimation of the parameters of Random environment INAR models of higher order

Aleksandar Nastić

17.20-17.40 - New estimators for the parameters of the SDLINAR(1) model

Miodrag Đorđević

17.40-18.00 - Probabilistic properties of Colombeau stochastic processes

Snežana Gordić

18.00-18.20 - Comparison of efficiencies of some symmetry tests around an unknown center

Marko Obradović

18.20-18.40 - L²-type exponentiality tests based on V-empirical Laplace transform and Puri-Rubin characterization

Marija Cuparić

18.40-19.00 - Stochastic analysis of the predator–prey model with Allee effect on prey

Marija Krstić

Field 2 - Faculty of Science Room 1 - Chairperson: Risto Atanasov

17.00-17.20 - The free calculus and non-isomorphism of finitely presented groups

Aleksandra Kostić

17.20-17.40 - A breaf survey on rigid rings

Dušan Jokanović

17.40-18.00 - On graded 2-nil-good rings

Emil Ilić-Georgijević

18.00-18.20 - Elements in a ring which can be represented as a sum of idempotents and one nilpotent element

Zoran Pucanović

18.20-18.40 - On matrix and polynomial extensions over generalizations of Armendariz rings

Dušan Jokanović

18.40-19.00 - Convex heptagons with border trapezoids

Marko Ćitić

Field 3 - Faculty of Science Room 3 - Chairperson: Đorđe Baralić

17.00-17.20 - New insight into Mihailo Petrovic's dissertation

Aleksandar Lipkovski

17.20-17.40 - Cyclohedron and Kantorovich-Rubinstein polytopes

Rade Zivaljević

17.40-18.00 - p-toroids and their 3-triangulations

Milica Stojanović

18.00-18.20 - Computer classification of fundamental domains of plane discontinuous groups

Emil Molnár

18.20-18.40 - On k-type null Cartan slant helices according to Darboux frame in Minkowski 3-space

Emilija Nešović

18.40-19.00 - On generalized Bishop frame of null Cartan curve in Minkowski 3-space

Milica Grbović

Field 4 - Faculty of Science Room 4 - Chairperson: Gradimir Milovanović

17.00-17.20 - A Nyström method for approximating the solutions of an integral equation arising from a problem in mathematical biology

Maria Carmela De Bonis

17.20-17.40 - On generalized averaged Gaussian formulas

Miodrag Spalević

17.40-18.00 - Gauss quadrature and incurable breakdown in the Lanczos algorithm

Miroslav Pranić

18.00-18.20 - Error estimates for certain cubature rules

Jelena Tomanović

Workshop 4* - Data Mate - Faculty of Science Conference hall - Chairperson: Boban Stojanović

16.15-17.00 - Data scientist of the future: a survival kit for your first day at work

Aleksandar Semeraj

17.00-17.45 - Head start in Data Mining and Data Science

Branko Kovač

17.45-18.30 - Data science in enterprise world competencies - models and technologies

Sergey Shelpuk

18.30-19.15 - Utilizing combined power of R and Tableau for optimization processes in financial sector

Aleksandar Linc-Đorđevic

HOTEL- AUDITORIUM 1 - Chairperson: Endre Süli

09.00 - 09.45 - Constructive theory of orthogonal polynomials and new applications

Gradimir Milovanović

Workshop 2 - HOTEL- AUDITORIUM 2 - Chairperson: Rade Živaljević

11.00-11.40 - The multi-cover persistence of Euclidean balls

Herbert Edelsbrunner

11.40-12.20 - Groups of automorphisms and integrability in finite terms

Askold Khovanski

12.40-13.10 - LS-categroy of moment-angle manifolds and Massey products

Jelena Grbic

13.10-13.40 - Chessboard complex and its generalizations

Duško Jojić

Field 1 - HOTEL - AUDITORIUM 1 - Chairperson: Dragana Valjarević

11.30-11.50 - Hardy type inequalities on function spaces

Pankaj Jain

11.50-12.10 - Backward Euler and forward-backward Euler methods for
pantograph stochastic differential equations under nonlinear growth conditions

Marija Milošević

12.10-12.30 - Goodness-of-fit tests for the exponential distribution based on U-empirical kernel density estimators

Anica Kostić

12.30-12.50 - Estimation of stress-strength parameter for a new Weibull distribution

Milan Jovanović

12.50-13.10 - Goodness-of-fit tests in conditional duration models

Bojana Milošević

13.10-13.30 - On tauberian theorems for statistical weighted Norlund-Cesaro-Euler mean method of summability

Ekrem Aljimi (Alimi)

13.30-13.50 - Some generalizations of β-duals of sequence spaces

Ivana Đolović

Field 2 - HOTEL - AUDITORIUM 3 - Chairperson: Nada Damljanović

11.00-11.20 - On certain sums involving the Riemann zeta-function ζ(s)

Aleksandar Ivić

11.20-11.40 - On Kurepa's left factorial conjecture

Vladica Andrejić

11.40-12.00 - The reciprocity law for the twisted second moment of Dirichlet L-functions over rational function fields

Goran Đanković

12.00-12.20 - The maximal modulus of a reciprocal algebraic integer

Dragan Stankov

12.20-12.40 - Some inequalities for elementary symmetric polynomials in the complex domain

Miloš Arsenović

12.40-13.00 - Bounds of nilpotency class of powerful p-groups

Risto Atanasov

13.00-13.20 - Study of (σ, τ)-generalized derivations with their composition of semiprime rings

Mehsin Jabel Atteya

13.20-13.40 - On the notions of structure species in the senses of Tsalenko, Sonner, and Blanchard

Aslanbek Naziev

13.40-14.00 - Ordinances of the vectors of the n-dimensional Boolean cube in accordance with their weights

Valentin Bakoev

Field 5 - Faculty of Science Conference hall - Chairperson: Slađana Dimitrijević

11.00-11.30 - Mihailo Petrović and his contribution to the development of mathematics in Serbia

Branislav Popović

11.30-11.50 - Mihailo Petrović in ICMI

Nebojša Ikodinović

11.50-12.10 - Significant achievements in a wide range of interests of Mihailo Petrović Alas

Marina Topuzović

Field 6 - HOTEL - AUDITORIUM 4 - Chairperson: Miloš Ivanović

11.00-11.20 - Software development optimisation theory defined with graphs

Gregor Molan

11.20-11.40 - Extension of a dynamic geometry software with new data types and operations

Davorka Radaković

11.40-12.00 - Some optimization methods for non-monotonic reasoning in System P

Tatjana Stojanović

12.00-12.20 - Automated proving of some inequalities involving trigonometric, inverse trigonometric and exponential functions

Branko Malešević

12.20-12.40 - Assessing the effects of muscle disease on force generation using multi-scale muscle model

Marina Svičević

12.40-13.00 - Optimization as a service in cloud environment

Višnja Simić

13.00-13.20 - Optimizing Lagrangian particle tracking in parallel environment

Srđan Nikolić

13.20-13.40 - A simulation based optimization of power production in hydropower systems

Filip Radovanović

Workshop 2 - Faculty of Science Room 1 - Chairperson: Rade Živaljević

15.00-15.30 - On Calabi-Yau representatives in the SU-bordism ring

Ivan Limonchenko

15.30-16.00 - Faithful topological quantum field theories

Zoran Petrić

Field 1 - Faculty of Science Room 4 - Chairperson: Suzana Aleksić

15.00-15.20 - Fixed point theorems for G-pata operators on metric spaces endowed with a graph

Negar Bakhshi Sadabadi

15.20-15.40 - Rational contraction in multiplicative metric spaces

Tatjana Došenović

15.40-16.00 - A note on Meir-Keeler theorem in the context of b-metric spaces

Mirjana Pavlović

16.00-16.20 - Best approximation questions for new types of contractions

Miloje Rajović

16.20-16.40 - On a theorem of Brian Fisher in the framework of w-distance

Darko Kocev

16.40-17.00 - A further generalization of Kakutani's fixed point theorm in KKM spaces

Ivan Aranđelović

17.00-17.20 - Extensions of two minimax theorems of S. Park

Vesna Mišić

Field 2 - Faculty of Science Room 3 - Chairperson: Bojana Borovićanin

15.00-15.20 - On some classes of graphs whose second largest eigenvalue does not exceed (√5)-1)/2

Bojana Mihailović

15.20-15.40 - The class of trees with nonsingular acyclic matrix with most n-2 P-vertices

Aleksandra Erić

15.40-16.00 - Structural examinations of graphs with smallest least eigenvalue

Ivana Jovović

16.00-16.20 - H-coloring revisited

Ivan Lazarević

Field 3 - Faculty of Science Room 1 - Chairperson: Rade Živaljević

16.00-16.20 - Proximate groups of higher order

Zoran Misajleski

16.20-16.40 - On the characteristic rank of vector bundles over oriented Grassmannians

Marko Radovanović

16.40-17.00 - Mapping degrees among 4-dimensional quasitoric manifolds

Đorđe Baralić

17.00-17.20 - Chain connected set in a topological space

Zoran Misajleski

Field 4 - Faculty of Science Room 2 - Chairperson: Tatjana Tomović

15.00-15.20 - Error bounds for Kronrod extension of generalizations of Micchelli-Rivlin quadrature formula for analytic functions

Rada Mutavdžić

15.20-15.40 - Anti-Gaussian quadrature rule for trigonometric polynomials

Nevena Petrović

15.40-16.00 - Construction of the optimal set of quadrature rules for four integrals in the sense of Borges

Aleksandar Jovanović

HOTEL- AUDITORIUM 1 - Chairperson: Gradimir Milovanović

09.00 - 09.45 - Billiards within quadrics, Riemann surfaces, isomonodromy deformations, and extremal polynomials

Vladimir Dragović

09.45 - 10.30 - On applications of Algebraic topology (Chessboard complexes)

Siniša Vrećica

Field 1 - Faculty of Science Room 2 - Chairperson: Ljiljana Petrović

11.30-11.50 - Generalized Hopf bifurcation in coupled excitable systems

Dragana Ranković

11.50-12.10 - Remarks on optional sequences and the incomplete samples

Ivana Ilić

12.10-12.30 - On MLEs of the parameters of a new extended Weibull distribution based on record values

Zoran Vidović

12.30-12.50 - Statistical causality and martingale problems

Dragana Valjarević

12.50-13.10 - Causality with finite horizon of the past

Slađana Dimitrijević

Field 1 - Faculty of Science Room 5 - Chairperson: Mirjana Pavlović

11.30-11.50 - Compactness of some bounded linear operators from cs-space

Katarina Petković

11.50-12.10 - Norm inequalities for a class of elementary operators

Milan Lazarević

12.10-12.30 - Hilbert matrix on mixed norm spaces

Boban Karapetrović

12.30-12.50 - Mutual position of two subspaces and two operators

Marko Đikić

Field 2 - Faculty of Science Room 3 - Chairperson: Ali Reza Ashrafi

11.30-11.50 - Some lower bounds of the energy of graphs

Yousef Bagheri

11.50-12.10 - On Randić energy of a graph

Bojana Borovićanin

12.10-12.30 - A short note on the lower bounds for the Kirchhoff index of graphs

Edin Glogić

12.30-12.50 - Applications of some analytic inequalities in obtaining bounds for the resolvent energy of graphs

Emir Zogić

12.50-13.10 - On the geometric-arithmetic index

Milica Milivojević

13.10-13.30 - Some bounds on the energy of signed complete bipartite graphs

Sima Saadat Akhtar

Field 2 - Faculty of Science Room 4 - Chairperson: Miloš Arsenović

11.30-11.50 - On the number of critical points of a polynomial in a disc

Radoš Bakić

11.50-12.10 - Weakly linear equations and inequalities for matrices over an additively idempotent semiring and applications

Nada Damljanović

12.10-12.30 - Face enumeration on matroid base polytope

Marko Pešović

12.30-12.50 - A class of models of bounded arithmetic and continuous logic

Bojana Lasković

12.50-13.10 - Propositional logics with metric operators

Nenad Stojanović

Field 5 - Faculty of Science Room 1 - Chairperson: Slavica Marković

10.00-10.10 Opening Ceremony

10.10-10.30 - Bridge of mathematics

Djordje Baralić

10.30-10.50 - Student’s opinion on the role of teachers in choosing a method of work

Ljubica Mudrić-Staniškovski

10.50-11.10 - Using problem teaching system toward new discoveries

Jasmina Micić

11.10-11.30 - Implementation of common quality framework in professional - pedagogical supervision/inspection in mathematics teaching and recommendations for improving practice based on Hattie's Visible learning - theoretical concept

Radojko Damjanović

11.30-12.00 - Coffee Break

12.00-12.20 - Applying graphs of functions of a single variable in solving equations and inequalities

Dragoljub Djordjević

12.20-12.40 - The reputable class “Let’s oscillate”

Ana Marković

12.40-13.00 - Intuition about probability in elementary school children

Marina Maksimović

13.00-13.20 - Analysis of students mathematical problem-solving success in relation to gender and age

Aleksandar Milenković

13.20-13.40 - Carl Friedrich Gauss and the formula for the sum of the first n natural numbers

Aleksandra Ravas