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TURKISH JOURNAL OF MATHEMATICS
Turk J Math
E-ISSN: 1303-6149
ISSN: 1300-0098
Year: 2020 Volume: 44 Number: 3
  • Cover and Contents


    1. Nonlinear variants of the generalized Filbert and Lilbert matrices
      EMRAH KILIÇ, SİBEL KOPARAL, NEŞE ÖMÜR
      Turk J Math, 44, (2020), 622-642
      Abstract   Full Text: PDF

    2. A class of Fredholm equations and systems of equations related to the Kontorovich-Lebedev and the Fourier integral transforms
      TRINH TUAN, NGUYEN THANH HONG
      Turk J Math, 44, (2020), 643-655
      Abstract   Full Text: PDF

    3. Wirtinger type inequalities for higher order differentiable functions
      SAMET ERDEN
      Turk J Math, 44, (2020), 656-661
      Abstract   Full Text: PDF

    4. Representations and properties of a new family of $\omega$-Caputo fractional derivatives
      ABDULLAH AKKURT, JOEL ESTEBAN RESTREPO, HÜSEYİN YILDIRIM
      Turk J Math, 44, (2020), 662-675
      Abstract   Full Text: PDF

    5. Existence of positive solutions for nonlinear multipoint p-Laplacian dynamic equations on time scales
      ABDÜLKADİR DOĞAN
      Turk J Math, 44, (2020), 676-697
      Abstract   Full Text: PDF

    6. The Bochner-convolution integral for generalized functional-valued functions of discrete-time normal martingales
      CHEN JINSHU
      Turk J Math, 44, (2020), 698-711
      Abstract   Full Text: PDF

    7. Some uncertainty Inequalities related to the multivariate Laguerre function
      LOTFI KAMOUN, RIM SELMI
      Turk J Math, 44, (2020), 712-728
      Abstract   Full Text: PDF

    8. Oscillation criteria for higher-order neutral type difference equations
      TURHAN KÖPRÜBAŞI, ZAFER ÜNAL, YAŞAR BOLAT
      Turk J Math, 44, (2020), 729-738
      Abstract   Full Text: PDF

    9. Digital Hurewicz theorem and digital homology theory
      SAMIRA SAHAR JAMIL, DANISH ALI
      Turk J Math, 44, (2020), 739-759
      Abstract   Full Text: PDF

    10. A class of warped product submanifolds of Kenmotsu manifolds
      SHYAMAL KUMAR HUI, MICA S STANKOVIC, JOYDEB ROY, TANUMOY PAL
      Turk J Math, 44, (2020), 760-777
      Abstract   Full Text: PDF

    11. Inverse problem for Sturm-Liouville differential operators with finite number of constant delays
      MOHAMMAD SHAHRIARI
      Turk J Math, 44, (2020), 778-790
      Abstract   Full Text: PDF

    12. $Q$-analogues of five difficult hypergeometric evaluations
      XIAOJING CHEN, WENCHANG CHU
      Turk J Math, 44, (2020), 791-800
      Abstract   Full Text: PDF

    13. Stability in Commutative Rings
      BAŞAK AY SAYLAM
      Turk J Math, 44, (2020), 801-812
      Abstract   Full Text: PDF

    14. The Möbius transformation of continued fractions with bounded upper and lower partial quotients
      WENCAI LIU
      Turk J Math, 44, (2020), 813-824
      Abstract   Full Text: PDF

    15. Fourth order differential operators with distributional potentials
      EKİN UĞURLU, ELGİZ BAIRAMOV
      Turk J Math, 44, (2020), 825-856
      Abstract   Full Text: PDF

    16. Existence and uniqueness of solutions for nonlinear Caputo fractional difference equations
      CHURONG CHEN, MARTIN BOHNER, BAOGUO JIA
      Turk J Math, 44, (2020), 857-869
      Abstract   Full Text: PDF

    17. On Bishop frame of a pseudo null curve in Minkowski space-time
      JELENA DJORDJEVIC, EMILIJA NESOVIC
      Turk J Math, 44, (2020), 870-882
      Abstract   Full Text: PDF

    18. Bertrand and Mannheim curves of framed curves in the 3-dimensional Euclidean space
      SHUN'ICHI HONDA, MASATOMO TAKAHASHI
      Turk J Math, 44, (2020), 883-899
      Abstract   Full Text: PDF

    19. Inverse problems for differential operators with two delays larger than half the length of the interval and Dirichlet conditions
      BILJANA VOJVODIC, MILENKO PIKULA, VLADIMIR VLADICIC, FATMA AYÇA ÇETİNKAYA
      Turk J Math, 44, (2020), 900-905
      Abstract   Full Text: PDF

    20. Solution of nonlinear ordinary differential equations with quadratic and cubic terms by Morgan-Voyce matrix-collocation method
      MEHMET TARAKÇI, MUSTAFA ÖZEL, MEHMET SEZER
      Turk J Math, 44, (2020), 906-918
      Abstract   Full Text: PDF

    21. A simple derivation of the refined sphere packing bound under certain symmetry hypotheses
      BARIŞ NAKİBOĞLU
      Turk J Math, 44, (2020), 919-948
      Abstract   Full Text: PDF

    22. The statistically unbounded $\tau$-convergence on locally solid Riesz spaces
      ABDULLAH AYDIN
      Turk J Math, 44, (2020), 949-956
      Abstract   Full Text: PDF

    23. Erratum to "Study on quasi-$\Gamma$-hyperideals in $\Gamma$-semihypergroups"
      NIOVI KEHAYOPULU
      Turk J Math, 44, (2020), 957-959
      Abstract   Full Text: PDF

    24. Global existence and blow-up of solutions of the time-fractional space-involution reaction-diffusion equation
      RAMİZ TAPDIGOĞLU, BERIKBOL TOREBEK
      Turk J Math, 44, (2020), 960-969
      Abstract   Full Text: PDF

    25. Degree of approximation by means of hexagonal Fourier series
      ALİ GÜVEN
      Turk J Math, 44, (2020), 970-985
      Abstract   Full Text: PDF

    26. New multiple solutions for a Schrödinger-Poisson system involving concave-convex nonlinearities
      CHUN-YU LEI, GAO-SHENG LIU, CHANG-MU CHU, HONG-MIN SUO
      Turk J Math, 44, (2020), 986-997
      Abstract   Full Text: PDF

    27. Higher-order character Dedekind sum
      MÜMÜN CAN
      Turk J Math, 44, (2020), 998-1015
      Abstract   Full Text: PDF

    28. The Fekete-Szegö inequality for subclasses of analytic functions related to modified Sigmoid functions
      MUHAMMET KAMALİ, HALİT ORHAN, MURAT ÇAĞLAR
      Turk J Math, 44, (2020), 1016-1026
      Abstract   Full Text: PDF

    29. Korovkin-type theorems and their statistical versions in grand Lebesgue spaces
      YUSUF ZEREN, MIQDAD ISMAILOV, CEMİL KARAÇAM
      Turk J Math, 44, (2020), 1027-1041
      Abstract   Full Text: PDF

    30. Star versions of the Hurewicz basis covering property and strong measure zero spaces
      MANOJ BHARDWAJ, ALEXANDER OSIPOV
      Turk J Math, 44, (2020), 1042-1053
      Abstract   Full Text: PDF

    31. The homogenization of diffusion-convection equations in non-periodic structures
      ANVARBEK MEIRMANOV, OLEG GALTSEV
      Turk J Math, 44, (2020), 1054-1064
      Abstract   Full Text: PDF