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Front Page FilomatPublisher: Faculty of Sciences and Mathematics, NišISSN: 0354-5180Issue: 28_5Date: 2014Journal Homepage

Linear, Cyclic and Constacyclic Codes Over $\cal S_4=\Bbb F_2+u\Bbb F_2+u^2\Bbb F_2+u^3\Bbb F_2$ 897 - 906
Zeynep Ödemis Özger, Ümmü Ümare Kara and Bahattin Yildiza  
AbstractKeywords: finite chain rings; cyclic codes; negacyclic codes; constacyclic codesMSC: 94B05;94B15 11T71;13M99DOI: 10.2298/FIL1405897O
Regularly Ideal Convergence and Regularly Ideal Cauchy Double Sequences in 2-Normed Spaces 907 - 915
Yurdal Sever and Erdin c Dündar  
AbstractKeywords: ideal; double sequences; I_2-convergence; I_2-Cauchy; 2-normed spacesMSC: 40A35;40B05 46A70DOI: 10.2298/FIL1405907S
Normal Extensions of a First Order Differential Operator 917 - 923
Z. I. Ismailov, M. Sertbas and B. Ö. Güler  
AbstractKeywords: normal differential operators; spectrumMSC: 47A10 47A20DOI: 10.2298/FIL1405917I
Existence of Positive Solutions for Nonlinear Third-Order $m$-Point Boundary Value Problems on Time Scales 925 - 935
Ilkay Yaslan Karaca and Fatma Tokmak  
AbstractKeywords: green's function; time scales; fixed-point theorem; m-point boundary value problem; p-LaplacianMSC: 34B10 34B18;34N05DOI: 10.2298/FIL1405925K
Extremal Binary Self-Dual Codes of Lengths 64 and 66 from Four-Circulant Constructions Over $\Bbb F_2+u\Bbb F_2$ 937 - 945
Suat Karadeniz, Bahattin Yildiz and Nuh Aydin  
AbstractKeywords: Lee weight; Gray maps; extremal self-dual codes; projections; lifts; four-circulant codesMSC: 94B05 94B60DOI: 10.2298/FIL1405937K
High Order Approximation of the Inverse Elliptic Problem With Dirichlet-Neumann Conditions 947 - 962
Charyyar Ashyralyyev  
AbstractKeywords: difference scheme; inverse elliptic problem; well-posedness; stability; almost coercive stability; coercive stability; high order accuracyMSC: 35N25 65J22;39A14;39A30DOI: 10.2298/FIL1405947A
The Arens Triadjoints of some Bilinear Maps 963 - 979
Ru sen Yılmaz  
AbstractKeywords: Arens adjoint; vector lattice; order bidual; orthosymmetric bilinear map; bi-orthomorphismMSC: 46A40 47B65;06F25DOI: 10.2298/FIL1405963Y
A Second Order of Accuracy Difference Scheme for Schrödinger Equations With an Unknown Parameter 981 - 993
Allaberen Ashyralyev and Mesut Urun  
AbstractKeywords: determination of an unknown parameter problem; difference scheme; Schrödinger equation; stability; accuracyMSC: 65M12DOI: 10.2298/FIL1405981A
Stability of Delay Parabolic Difference Equations 995 - 1006
Allaberen Ashyralyev and Deniz Agirsevenb  
AbstractKeywords: stabiliy; delay parabolic equations; fractional spaces; coercive stability estimatesMSC: 35G15DOI: 10.2298/FIL1405995A
Stability of Solitary Waves for a Generalized Higher-Order Shallow Water Equation 1007 - 1017
Nurhan Dündar and Necat Polat  
AbstractKeywords: shallow water equation; solitary waves; variational methods; stabilityMSC: 35B35 58E30;76B25DOI: 10.2298/FIL1405007D
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