Yazar "Ulusu, Uğur" için listeleme
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On strongly I and I^*-lacunary convergence of sequences of sets
Sever, Yurdal; Ulusu, Uğur; Dündar, Erdinç (2013)In this paper we study the concepts of Wijsman strongly lacunary convergence, Wijsman strongly I-lacunary convergence, Wijsman strongly I^*-lacunary convergence and Wijsman strongly I-lacunary Cauchy sequences of sets and ... -
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 ... -
Quasi-almost convergence of sequences of sets
Gülle, Esra; Ulusu, Uğur (Ilirias Publications, 2017)In this paper, we defined concepts of Wijsman quasi-almost convergence and Wijsman quasi-almost statistically convergence. Also we give the concepts of Wijsman quasi-strongly almost convergence and Wijsman quasi q-strongly ... -
Quasi-almost lacunary statistical convergence of sequences of sets
Gülle, Esra; Ulusu, Uğur (EtaMaths Publishing, 2018)In this study, we defined concepts of Wijsman quasi-almost lacunary convergence, Wijsman quasi-strongly almost lacunary convergence and Wijsman quasi q-strongly almost lacunary convergence. Also we give the concept of Wijsman ... -
Some asymptotically equivalence types for sequences of sets
Ulusu, Uğur; Dündar, Erdinç (International Conference on Advances in Natural and Applied Sciences, 2017)In this study, the concepts of asymptotically ideal Cesàro equivalence are defined and the relationships among the concepts of asymptotically strongly ideal Cesàro equivalence, asymptotically strongly ideal lacunary ... -
Some generalized convergence types using ideals in amenable semigroups
Ulusu, Uğur; Dündar, Erdinç; Nuray, Fatih (Bulletin of Mathematical Analysis and Applications, 2019)The aim of this study is to introduce the concepts of I-statistically convergence, I-statistically pre-Cauchy sequence and I-strongly p-summability for functions defined on discrete countable amenable semigroups and to ... -
Some properties of 2-dimensional interval numbers
Nuray, Fatih; Dündar, Erdinç; Ulusu, Uğur (International Conference on Mathematical and Related Sciences, 2018)In this paper, we will introduce the notion of convergence of two dimensional interval sequences and show that the set of all two dimensional interval numbers is a metric space. Also, some ordinary vector norms will be ... -
Some uniform continuity definitions for real valued functions and some properties
Nuray, Fatih; Ulusu, Uğur; Dündar, Erdinç (International Conference on Advances in Natural and Applied Sciences, 2017)The purpose of this study is to give some uniform continuity definitions for real valued functions and investigate some properties about these concepts. -
Statistical lacunary invariant summability of double sequences
Ulusu, Uğur; Gülle, Esra (2018)In this study, we give definitions of lacunary σ-summability, strongly p-lacunary σ-summability and statistical lacunary σ-convergence for double sequences. We also examine the existence of some relations among the definitions ... -
Strongly I_2-lacunary convergence and I_2-lacunary cauchy double sequences of sets
Dündar, Erdinç; Ulusu, Uğur; Pancaroğlu, Nimet (2016)In this paper, we study the concepts of the Wijsman strongly I2-lacunary convergence, Wijsman strongly I∗_2 -lacunary convergence, Wijsman strongly I_2-lacunary Cauchy double sequences and Wijsman strongly I∗_2 -lacunary ... -
Strongly I_2-lacunary convergence and I_2-lacunary cauchy double sequences of sets
Dündar, Erdinç; Ulusu, Uğur; Pancaroğlu, Nimet (2015)In this paper, we study the concepts of Wijsman strongly I2-lacunary convergence, Wijsman strongly I*_2 -lacunary convergence, Wijsman strongly I2-lacunary Cauchy sequences and Wijsman strongly I*_2 -lacunary Cauchy double ... -
Wijsman and Hausdorff statistical convergence of order α for double set sequences
Ulusu, Uğur; Gülle, Esra (3rd International Congress on Science and Education, 2019)The concept of statistical convergence was introduced by Steinhaus (1951) and Fast (1951), and later reintroduced by Schoenberg (1959) independently. Then, many researchers have studied on this concept until recently (see ... -
Wijsman I_2-convergence of double sequences of closed sets
Nuray, Fatih; Dündar, Erdinç; Ulusu, Uğur (Pure and Applied Mathematics Letters, 2014)In this paper, we study the concepts of Wijsman ℐ2, ℐ2∗-convergence and Wijsman ℐ2, ℐ2∗-Cauchy double sequences of sets and investigate the relationships among them. -
Wijsman ptrongly p-Cesàro summability and Wijsman statistical convergence of order α for double set sequences
Gülle, Esra; Ulusu, Uğur (3rd International Congress on Science and Education, 2019)The concept of statistical convergence was introduced by Steinhaus (1951) and Fast (1951), and later reintroduced by Schoenberg (1959) independently. Then, many researchers have studied on this concept until recently (see ... -
Wijsman quasi-invariant convergence
Gülle, Esra; Ulusu, Uğur (Creative Mathematics and Informatics, 2019)In this study, we defined concepts of Wijsman quasi-invariant convergence, Wijsman quasi-strongly invariant convergence and Wijsman quasi-strongly q-invariant convergence. Also, we give the concept of Wijsman quasi-invariant ... -
Wijsman quasi-invariant convergence
Gülle, Esra; Ulusu, Uğur (International Conference on Mathematical and Related Sciences, 2018)In this study, we defined the concepts of Wijsman quasi-invariant convergence, Wijsman quasi-strongly invariant convergence and Wijsman quasi q-strongly invariant convergence. Also, we give the concept of Wijsman quasi-invariant ... -
Wijsman statistical convergence of double sequences of sets
Nuray, Fatih; Ulusu, Uğur; Dündar, Erdinç (International Conference on Analysis and Its Applications, 2016)In this paper, we study the concepts of Wijsman statistical convergence, Hausdorff statistical convergence and Wijsman statistical Cauchy double sequences of sets and investigate the relationships between them.