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Front Page Publications de l'Institut MathématiquePublisher: Matematički institut SANU, BeogradISSN: 0350-1302Issue: (N.S.) 99 (113)Date: 2016Journal Homepage

Factorized Difference Scheme for Two-Dimensional Subdiffusion Equation in Nonhomogeneous Media 1 - 13
Aleksandra Delić, Sandra Hodžić and Boško S. Jovanović  
AbstractKeywords: fractional derivative; subdiffusion; finite differences; factorized scheme; stability; convergence rateMSC: 35R11; 65N12; 65N15DOI: 10.2298/PIM1613001D
Residual Character of Quasilinear Varieties of Groupoids 15 - 30
Petar Đapić and Petar Marković  
AbstractKeywords: variety; equational theory; linear term; subdirectly irreducible; residually large; residually finiteMSC: 08B26 08B15; 08A45; 08A30; 08A62DOI: 10.2298/PIM1613015D
Signed Polyomino Tilings By $n$-in-Line Polyominoes and Gröbner Bases 31 - 42
Manuela Muzika Dizdarević, Marinko Timotijević and Rade T. Živaljević  
AbstractKeywords: signed polyomino tilings; Gröbner basesMSC: 52C20; 13P10DOI: 10.2298/PIM1613031M
On Knaster's Problem 43 - 49
Marija Jelić  
AbstractKeywords: $G$-equivariant mapping; Dold's theorem; cohomological index; Knaster's problem; configuration space; Stiefel manifoldMSC: 52A35 55N91; 05E18; 55M20DOI: 10.2298/PIM151030032J
Improved Mixed Integer Linear Programing Formulations for Roman Domination Problem 51 - 58
Marija Ivanović  
AbstractKeywords: Roman domination in graphs; combinatorial optimization; mixed integer linear programmingMSC: 65K05; 90C11; 90C05; 94C15; 68R10DOI: 10.2298/PIM1613051I
Extension Theorem of Whitney Type for $\mathcal S(\mathbb{R}_+^d)$ by Use of The Kernel Theorem 59 - 65
Smiljana Jakšić and Bojan Prangoski  
AbstractKeywords: tempered distributions on $\mathbb{R}^d_+$; kernel theorem for tempered distributions on $\mathbb{R}^d_+$; smooth extensions of smooth rapidly decreasing functionsMSC: 46F05DOI: 10.2298/PIM1613059J
Finite Difference Approximation for Parabolic Interface Problem With Time-Dependent Coefficients 67 - 76
Bratislav V. Sredojević and Dejan R. Bojović  
AbstractKeywords: interface problem; convergence; Sobolev normMSC: 65M12; 65M15DOI: 10.2298/PIM1613067S
On Generalized Null Mannheim Curves in Minkowski Space-Time 77 - 98
Milica Grbović, Kazim Ilarslan and Emilija Nešović  
AbstractKeywords: generalized Mannheim curve; null Cartan curve; Minkowski space-timeMSC: 53C50 53C40DOI: 10.2298/PIM1613077G
A New Mixed Integer Linear Programming Formulation for the Maximum Degree Bounded Connected Subgraph Problem 99 - 108
Zoran Maksimović  
AbstractKeywords: integer linear programming; degree-constrained subgraph; combinatorial optimizationMSC: 90C11; 90C27DOI: 10.2298/PIM1613099M
Geometry of Pentagonal Quasigroups 109 - 120
Stipe Vidak  
AbstractKeywords: IM-quasigroup; parallelogram; midpoint; regular pentagon; regular decagonMSC: 20N05DOI: 10.2298/PIM141208013V
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