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Browsing Matematik by Title

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  • Optimal successive complementary expansion for singular differential equations 
    Say, Fatih (WILEY, 111 RIVER ST, HOBOKEN 07030-5774, NJ USA, 2020)
    In this article, we consider a singular ordinary differential equation of a two-point boundary value problem in an asymptotic sense. We discuss the method of successive complementary expansion (SCEM) with asymptotics beyond ...
  • OR and AND-products of ifp-intuitionistic fuzzy soft sets and their applications in decision making 
    Karaaslan, Faruk; Karatas, Serkan (IOS PRESS, NIEUWE HEMWEG 6B, 1013 BG AMSTERDAM, NETHERLANDS, 2016)
    In this paper, we define OR and AND-products between intuitionistic fuzzy parameterized intuitionistic fuzzy soft sets [13] (ifp-intuitionistic fuzzy soft sets) and we then propose a decision making method called Lambda-aggr ...
  • Ostrowski type inequalities via new fractional conformable integrals 
    Akdemir, Ahmet Ocak; Gozpinar, Abdurrahman; Jarad, Fahd; Set, Erhan (AMER INST MATHEMATICAL SCIENCES-AIMS, PO BOX 2604, SPRINGFIELD, MO 65801-2604 USA, 2019)
    In this present study, firstly, some necessary definitions and some results related to Riemann-Liouville fractional and new fractional conformable integral operators defined by Jarad et al. [13] are given. As a second, a ...
  • Ostrowski type inequalities via the Katugampola fractional integrals 
    Gurbuz, Mustafa; Set, Erhan; Tasdan, Yakup (AMER INST MATHEMATICAL SCIENCES-AIMS, PO BOX 2604, SPRINGFIELD, MO 65801-2604 USA, 2020)
    The main aim of this study is to reveal new generalized-Ostrowski-type inequalities using Katugampola fractional integral operator which generalizes Riemann-Liouville and Hadamard fractional integral operators into a single ...
  • Ostrowski-type inequalities for strongly convex functions 
    Akdemir, Ahmet Ocak; Ozdemir, Muhamet Emin; Sarikaya, Mehmet Zeki; Set, Erhan (WALTER DE GRUYTER GMBH, GENTHINER STRASSE 13, D-10785 BERLIN, GERMANY, 2018)
    In this paper, we establish Ostrowski-type inequalities for strongly convex functions, by using some classical inequalities and elementary analysis. We also give some results for the product of two strongly convex functions.
  • (p, q)-Analysis of Montgomery identity and estimates of (p, q)-bounds with applications 
    Chu, Yu-Ming; Talib, Sadia; Set, Erhan; Awan, Muhammad Uzair; Noor, Muhammad Aslam (SPRINGER NEW YORK, 2021)
    The main objective of this article is to establish a new post quantum version of Montgomery identity. Some estimates of associated post quantum bounds are also obtained. In order to obtain the main results of the article, ...
  • (p,h)-Convex Functions Associated with Hadamard and Fejer-Hadamard Inequalities via k-Fractional Integral Operators 
    Zhang, Xiujun; Farid, Ghulam; Demirel, Ayse Kuebra; Jung, Chahn Yong (HINDAWI LTD-LONDON, 2022)
    In this article, generalized versions of the k-fractional Hadamard and Fejer-Hadamard inequalities are constructed. To obtain the generalized versions of these inequalities, k-fractional integral operators including the ...
  • Partial Sum Approaches to Mathematical Parameters of Some Growth Models 
    Korkmaz, Mehmet (AMER INST PHYSICS-MELVILLE, 2016)
    Growth model is fitted by evaluating the mathematical parameters, a, b and c. In this study, the method of partial sums were used. For finding the mathematical parameters, firstly three partial sums were used, secondly ...
  • Porous Exponential Domination in Harary Graphs 
    Aytac, A.; Ciftci, C. (MAIK NAUKA/INTERPERIODICA/SPRINGER, 233 SPRING ST, NEW YORK, NY 10013-1578 USA, 2020)
    A porous exponential dominating set of a graph G is a subset S such that, for every vertex v of G, n-ary sumation (u is an element of S)(1/2)(d(u, v)-1) >= l, where d(u, v) is the distance between vertices u and v. The ...
  • Porous exponential domination number of some graphs 
    Aytac, Aysun; ciftci, Canan (WILEY, 111 RIVER ST, HOBOKEN 07030-5774, NJ USA, 2020)
    Let G be a graph and S subset of V(G). If n-ary sumation u is an element of S12d(u,v)-1 >= 1 for all v is an element of V(G), then S is a porous exponential dominating set for G, where d(u, v) is the distance between ...
  • Principal Normal Vectors Belonging to Striction Curves of Frenet and Bertrandian Frenet Ruled Surfaces 
    Caliskan, Abdussamet; Senyurt, Suleyman (AMER INST PHYSICS, 2 HUNTINGTON QUADRANGLE, STE 1NO1, MELVILLE, NY 11747-4501 USA, 2017)
    In this study, principal normal vectors belonging to striction curves of Frenet and Bertrandian Frenet ruled surfaces were found. Also, it is examined whether these curves are included in Bertrand curves pair or not.
  • Quantitative spectral perturbation theory for compact operators on a Hilbert space 
    Sarihan, Ayse Guven; Bandtlow, Oscar F. (ELSEVIER SCIENCE INC NEW YORK, 2021)
    We introduce compactness classes of Hilbert space operators by grouping together all operators for which the associated singular values decay at a certain speed and establish upper bounds for the norm of the resolvent of ...
  • QUANTUM OSTROWSKI TYPE INEQUALITIES FOR PRE-INVEX FUNCTIONS 
    Ali, Muhammad Aamir; Budak, Huseyin; Sarikaya, Mehmet Zeki; Set, Erhan (WALTER DE GRUYTER GMBH-BERLIN, 2022)
    In this paper, using the quantum derivatives and quantum integrals, we prove some new quantum Ostrowski's type inequalities for pre-invex functions. Furthermore, in the special cases of newly developed inequalities, we ...
  • Quasicrystal patterns in a neural field model 
    Avitabile, Daniele; Coombes, Stephen; Gokce, Aytul (AMER PHYSICAL SOC, ONE PHYSICS ELLIPSE, COLLEGE PK, MD 20740-3844 USA, 2020)
    Doubly periodic patterns in planar neural field models have been extensively studied since the 1970s for their role in explaining geometric visual hallucinations. The study of activity patterns that lack translation ...
  • The Quaternionic Expression of Ruled Surfaces 
    Caliskan, Abdussamet; Senyurt, Suleyman (UNIV NIS, FAC SCI MATH, PO BOX 224, VISEGRADSKA 33, NIS, 18000, SERBIA MONTENEG, 2018)
    In this paper, firstly, the ruled surface is expressed as a spatial quaternionic. Also, the spatial quaternionic definitions of the Striction curve, the distribution parameter, angle of pitch and the pitch are given. ...
  • Recurrence relationship of successive level singulants 
    Say, Fatih (WILEY HOBOKEN, 2022)
    We study the asymptotic behaviour of the solution to a singularly perturbed model differential equation. The analytical solution is asymptotically represented by a formal power series in the perturbation parameter. This ...
  • Reduced quantum dynamics with initial system-environment correlations characterized by pure Markov states 
    Turkmen, A.; Vercin, A.; Yilmaz, S. (AMER PHYSICAL SOC, ONE PHYSICS ELLIPSE, COLLEGE PK, MD 20740-3844 USA, 2016)
    Any tripartite state which saturates the strong subadditivity relation for the quantum entropy is defined as the Markov state. A tripartite pure state describing an open system, its environment, and their purifying system ...
  • Relationship of psychosociocultural factors with dental malocclusion and facial appearance 
    Hatal, Sedanur; Buyuk, Suleyman Kutalmis (SCIENTIFIC SCHOLAR LLC-PITTSFORD, 2023)
    Objectives: The purpose of this study was to evaluate the relationship between psychosociocultural factors and dental malocclusion, facial appearance, and body perception.Material and Methods: The study was carried out ...
  • Relationships between Integral Averages for Absolutely Continuous Functions Whose Derivative are GA-Convex Functions 
    Kadakal, Huriye; Maden, Selahattin; Turhan, Sercan (AMER INST PHYSICS, 2 HUNTINGTON QUADRANGLE, STE 1NO1, MELVILLE, NY 11747-4501 USA, 2017)
    We have obtained a new identity for GA-convex functions. Taking advantage of this identity, we derived a new estimate for the difference between the integral averages and its mean over a subinterval for the GA convex functions.
  • RENEWED STRUCTURE OF NEUTROSOPHIC SOFT GRAPHS AND ITS APPLICATION IN DECISION-MAKING PROBLEM 
    Celik, Yildiray (ANKARA UNIV, FAC SCI-ANKARA, 2023)
    This study is designed with the renewed concept of neutrosophic soft graph (briefly ns-graph) which is a combination of graphs and neutrosophic soft sets. We re-define notions of ns-graphs and ns-subgraphs with the different ...

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