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FilomatPublisher: Faculty of Sciences and Mathematics, NišISSN: 0354-5180Issue: 37_25Date: 2023Journal Homepage Editorial BoardImpressum   On m-point homogeneous polytopes in Euclidean spaces 8405 - 8424 Valeriĭ Nikolaevich Berestovskiĭ and Yuriĭ Gennadievich Nikonorov   AbstractKeywords: Archimedean solid; Finite homogeneous metric space; Gosset polytope; m-point homogeneous metric space; Platonic solid; Point homogeneity degree; Regular polytope; Semiregular polytopeMSC: 52B15; 54E35; 20B05DOI: 10.2298/FIL2325405B Pell and Pell-Lucas hybrid quaternions 8425 - 8434 Ferhat Kürüz and Ali Dağdeviren   AbstractKeywords: Pell numbers; Pell-Lucas numbers; Hybrid numbers; Quaternions; Hybrid quaternionsMSC: 11B37; 11B39; 15A66DOI: 10.2298/FIL2325425K Real hypersurfaces in S6(1) equipped with structure Jacobi operator satisfying LXl = ∇Xl 8435 - 8440 Djordje Kocić   AbstractKeywords: Nearly Kähler manifolds; Real hypersurfaces; Structure Jacobi operator; Hopf hypersurfaces; Lie derivativeMSC: 53B25; 53B35DOI: 10.2298/FIL2325435K A Generalization of complex, dual and hyperbolic quaternions: hybrid quaternions 8441 - 8454 Ali Dagdeviren   AbstractKeywords: Real quaternions; Complex quaternions; Dual quaternions; Hyperbolic quaternionsMSC: 11R52; 15A63; 15A66DOI: 10.2298/FIL2325441D The space of centered planes and generalized bilinear connection 8455 - 8464 Olga Belova   AbstractKeywords: Projective space; Space of centered planes; Generalized bilinear connection; Curvature; torsion; Central projectionMSC: 53A20; 53B05; 53B15DOI: 10.2298/FIL2325455B On the existence of a curvature tensor for given Jacobi operators 8465 - 8471 Vladica Andrejić and Katarina Lukić   AbstractKeywords: Curvature tensor; Jacobi operators; Duality principle; Proportionality principleMSC: 53B20; 53B30DOI: 10.2298/FIL2325465A On the geometry in the large of Hadamard manifolds 8473 - 8479 Sergey Stepanov and Irina Tsyganok   AbstractKeywords: Hadamard manifold; Liouville-type theoremMSC: 53C21; 58J05DOI: 10.2298/FIL2325473S Riemannian and sub-Riemannian structures on a cotangent bundle of Heisenberg group 8481 - 8488 Tijana Šukilović and Srdjan Vukmirović   AbstractKeywords: Cotangent bundle; Heisenberg group; Left invariant metrics; Sub-Riemannian structures; GeodesicsMSC: 22E25; 53C17; 53C55DOI: 10.2298/FIL2325481S Classification of second orders symmetric tensors on manifolds through an associated fourth order tensor 8489 - 8503 Graham Hall   AbstractKeywords: Tensor classification; Neutral signatureMSC: 53C21DOI: 10.2298/FIL2325489H Basic classes of timelike general rotational surfaces in the four-dimensional Minkowski space 8505 - 8519 Victoria Bencheva and Velichka Milousheva   AbstractKeywords: General rotational surfaces; Minimal surfaces; Flat surfaces; Flat normal connection; Constant mean curvature; Parallel normalized mean curvature vector fieldMSC: 53B30; 53A35; 53B25DOI: 10.2298/FIL2325505B Article page: 1234>>

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