Yazar "Nuray, Fatih" için Makaleler listeleme
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Asymptotically lacunary statistical equivalence of double sequences of sets
The concepts of Wijsman asymptotically equivalence, Wijsman asymptotically statistically equivalence, Wijsman asymptotically lacunary equivalence and Wijsman asymptotically lacunary statistical equivalence for sequences ... -
Cesaro summability of double sequences of sets
Nuray, Fatih; Ulusu, Uğur; Dündar, Erdinç (ICSRS Publication, 2014)In this paper, we study the concepts of Wijsman Ces`aro summability and Wijsman lacunary convergence of double sequences of sets and investigate the relationship between them. -
A characterization of holomorphic bivariate functions of bounded index
Nuray, Fatih; Patterson, Richard (2017)The following notion of bounded index for complex entire functions was presented by Lepson. function f(z) is of bounded index if there exists an integer N independent of z, such that The main goal of this paper is extend ... -
Entire bivariate functions of exponential type
Nuray, Fatih; Patterson, Richard F. (World Scientific, 2015)In this paper we will analysis the concepts of bivariate entire complex valued functions of exponential type. To accomplish this goal, we begin with the presentation of a notion of bounded index for bivariate complex ... -
Epi-cesaro convergence
Nuray, Fatih; Patterson, Richard (2015)Since the turn of the century there have been several notions of convergence for subsets of metric spaces appear in the literature. Appearing in as a subset of these notions is the concepts of epi-convergence. In this ... -
Four dimensional logarithmic transformation into L_u
Nuray, Fatih; Pancaroğlu Akın, Nimet (2019)The aim of this paper is study four dimensional Abel matrices as L_u - L_u matrices -
A generalization of asymptotically I-lacunary statistical equivalence of sequences of sets
Ulusu, Uğur; Nuray, Fatih; Savaş, Ekrem (Mathematical Sciences and Applications E-Notes, 2016)This paper presents, for sequences of sets, generalize the concepts of Wijsman asymptotically strongly I-lacunary equivalence and Wijsman asymptotically strongly I-Cesàro equivalence by using p=(p_k) which is the sequence ... -
I_σ-convergence
Nuray, Fatih; Gök, Hafize; Ulusu, Uğur (Department of Mathematics, University of Osijek, 2011)In this paper, the concepts of σ-uniform density of subsets A of the set N of positive integers and corresponding I_σ-convergence were introduced. Furthermore, inclusion relations between I_σ-convergence and invariant ... -
Inclusion theorems of double Deferred Cesàro means II
Nuray, Fatih; Patterson, Richard; Başarır, Metin (2016)In 1932 R. P. Agnew present a definition for Deferred Ces`aro mean. Using this definition R. P. Agnew present inclusion theorems for the deferred and none Deferred Ces`aro means. This paper is part 2 of a series of papers ... -
Küme dizilerinin istatistiksel lacunary toplanabilirliği
Ulusu, Uğur; Nuray, Fatih (Afyon Kocatepe Üniversitesi, 2013)Bu çalışmada, küme dizileri için Wijsman istatistiksel lacunary toplanabilme kavramı tanımlandı ve bu kavramın daha önceden Ulusu ve Nuray (2012) tarafından verilen küme dizilerinin Wijsman lacunary istatistiksel yakınsaklık ... -
Lacunary I_2-invariant convergence and some properties
Ulusu, Uğur; Dündar, Erdinç; Nuray, Fatih (2018)In this paper, the concept of lacunary invariant uniform density of any subset A of the set N×N is defined. Associate with this, the concept of lacunary I_2-invariant convergence for double sequences is given. Also, we ... -
Lacunary invariant statistical convergence of double sequences of sets
Nuray, Fatih; Ulusu, Uğur (2019)In this paper, we introduce the concepts of Wijsman invariant convergence, Wijsman invariant statistical convergence, Wijsman lacunary invariant convergence, Wijsman lacunary invariant statistical convergence for double ... -
Lacunary statistical convergence of double sequences of sets
Nuray, Fatih; Ulusu, Uğur; Dündar, Erdinç (2016)In this paper, we study the concepts of Wijsman statistical convergence, Wijsman lacunary statistical convergence, Wijsman lacunary convergence and Wijsman strongly lacunary convergence double sequences of sets and investigate ... -
Lacunary statistical convergence of sequences of sets
Ulusu, Uğur; Nuray, Fatih (Canadian Research & Development Center of Sciences and Cultures, 2012)Several notions of convergence for subsets of metric space appear in the literature. In this paper we define lacunary statistical convergence for sequences of sets and study in detail the relationship between other convergence ... -
Lacunary statistical summability of sequences of sets
Ulusu, Uğur; Nuray, Fatih (Konuralp Journal of Mathematics, 2015)In this paper we define the WS_θ-analog of the Cauchy criterion for convergence and show that it is equivalent to Wijsman lacunary statistical convergence. Also, Wijsman lacunary statistical convergence is compared to other ... -
Linear functionals connected with strong double cesaro summability
Nuray, Fatih; Pancaroğlu Akın, Nimet (2019)D. Borwein characterized linear functionals on the normed linear spaces wp and Wp. In this paper we extend his results by presenting definitions for the double strong Cesaro mean. Using these new notions of strongly ... -
Multivalence of bivariate functionsof bounded index
Nuray, Fatih; Patterson, Richard F. (2015)This paper examines the relationship between the concept of bounded index and the radius of univalence, respectively p-valence, of entire bivariate functions and their partial derivatives at arbitrary points in C^2. -
On asymptotically lacunary statistical equivalent set sequences
Ulusu, Uğur; Nuray, Fatih (Hindawi Publishing Corporation, 2013)This paper presents three definitions which are natural combination of the definitions of asymptotic equivalence, statistical convergence, lacunary statistical convergence, and Wijsman convergence. In addition, we also ... -
On ideal invariant convergence of double sequences and some properties
Dündar, Erdinç; Ulusu, Uğur; Nuray, Fatih (Creative Mathematics and Informatics, 2018)In this paper, we study the concepts of invariant convergence, p-strongly invariant convergence ([V_2σ ]p), I2-invariant convergence (I^σ_2), I∗_2-invariant convergence (I^σ∗_2) of double sequences and investigate the ... -
On strongly lacunary summability of sequences of sets
Ulusu, Uğur; Nuray, Fatih (Journal of Applied Mathematics & Bioinformatics, 2013)In this paper, we introduce the concept of Wijsman strongly lacunary summability for set sequences. Then, we discus its relation with Wijsman strongly Ces`aro summability. Furthermore, we also give its relation with Wijsman ...