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ART001882672 | oai_dc | Polynomial Unknotting and Singularity Index | Polynomial Unknotting and Singularity Index | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Rama Mishra(Indian Institute of Science Education and Research)"
] | We introduce a new method to transform a knot diagram into a diagram of an unknot using a polynomial representation of the knot. Here the unknotting sequence of aknot diagram with least number of crossing changes can be realized by a family of polynomial maps. The number of singular knots in this family is defined to b... | 수학 | null | http://dx.doi.org/10.5666/KMJ.2014.54.2.271 | kci_detailed_000035.xml | ||
ART001882675 | oai_dc | Paranormed I-convergent Double Sequence Spaces Associated with Multiplier Sequences | Paranormed I-convergent Double Sequence Spaces Associated with Multiplier Sequences | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Binod Chandra Tripathy(Institute of Advanced Study in Science and Technology); Mausumi Sen(National Institute of Tecgnology)"
] | In this article we introduce different types of multiplier I-convergent double sequence spaces. We study their different algebraic and topological properties like solidity, symmetricity, completeness etc. The decomposition theorem is established and some inclusion results are proved. | 수학 | null | http://dx.doi.org/10.5666/KMJ.2014.54.2.321 | kci_detailed_000035.xml | ||
ART001882674 | oai_dc | Global Chaos Synchronization of WINDMI and Coullet Chaotic Systems using Adaptive Backstepping Control Design | Global Chaos Synchronization of WINDMI and Coullet Chaotic Systems using Adaptive Backstepping Control Design | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Suresh Rasappan(Vel Tech University); Sundarapandian Vaidyanathan(Vel Tech University)"
] | In this paper, global chaos synchronization is investigated for WINDMI (J. C. Sprott, 2003) and Coullet (P. Coullet et al, 1979) chaotic systems using adaptive backstep- ping control design based on recursive feedback control. Our theorems on synchronization for WINDMI and Coullet chaotic systems are established using ... | 수학 | null | http://dx.doi.org/10.5666/KMJ.2014.54.2.293 | kci_detailed_000035.xml | ||
ART001882671 | oai_dc | Reflexive Index of a Family of Sets | Reflexive Index of a Family of Sets | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Zhao Dongsheng(Nanyang Technological University)"
] | As a further study on reflexive families of subsets, we introduce the reflexive index for a family of subsets of a given set and show that the index of a finite family of subsets of a finite or countably infinite set is always finite. The reflexive indices of some special families are also considered. | 수학 | null | http://dx.doi.org/10.5666/KMJ.2014.54.2.263 | kci_detailed_000035.xml | ||
ART001882656 | oai_dc | Chain Recurrences on Conservative Dynamics | Chain Recurrences on Conservative Dynamics | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Jaeyoo Choy(경북대학교); 주항연(충남대학교)"
] | Let M be a manifold with a volumeform w and f : M → M be a diffeomorphism of class C1 that preserves w. We prove that if M isalmost bounded for the diffeomorphism f, then M is chainrecurrent. Moreover, we get that Lagrange stable volume-preservingmanifolds are also chain recurrent. | 수학 | null | http://dx.doi.org/10.5666/KMJ.2014.54.2.165 | kci_detailed_000035.xml | ||
ART001882659 | oai_dc | The Structure of Maximal Ideal Space of Certain Banach Algebras of Vector-valued Functions | The Structure of Maximal Ideal Space of Certain Banach Algebras of Vector-valued Functions | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Abbas Ali Shokri(Islamic Azad University); Ali Shokri(University of Maragheh)"
] | Let X be a compact metric space, B be a unital commutative Banach algebra and α ∈ (0,1]. In this paper, we first definethe vector-valued (B-valued) α-Lipschitz operator algebra Lipα(X,B) and then study its structure and characterize ofits maximal ideal space. | 수학 | null | http://dx.doi.org/10.5666/KMJ.2014.54.2.189 | kci_detailed_000035.xml | ||
ART001882668 | oai_dc | On Strongly Extending Modules | On Strongly Extending Modules | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"S. Ebrahimi Atani(University of Guilan); M. Khoramdel(University of Guilan); S. Dolati Pish Hesari(University of Guilan)"
] | The purpose of this paper is to introduce the concept ofstrongly extending modules which are particular subclass of theclass of extending modules, and study some basic properties ofthis new class of modules. A module M is called stronglyextending if each submodule of M is essential in a fullyinvariant direct summand of... | 수학 | null | http://dx.doi.org/10.5666/KMJ.2014.54.2.237 | kci_detailed_000035.xml | ||
ART001882677 | oai_dc | On the Omega Limit Sets for Analytic Flows | On the Omega Limit Sets for Analytic Flows | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Jaeyoo Choy(Kyungpook National University); 주항연(충남대학교)"
] | In this paper, we describe thecharacterizations of omega limit sets (= ω-limit set) on R2 in detail. For a local real analytic flow Ф by z'= f(z) on R2, we prove the ω-limit set fromthe basin of a given attractor is in the boundary of the attractor.
Using the result of Jimenez-Lopez and Llibre [9], we cancompletely und... | 수학 | null | http://dx.doi.org/10.5666/KMJ.2014.54.2.333 | kci_detailed_000035.xml | ||
ART001882658 | oai_dc | On a Class of γ*-pre-open Sets in Topological Spaces | On a Class of γ*-pre-open Sets in Topological Spaces | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"G. SAI SUNDARA KRISHNAN(PSG College of Technology); D. SARAVANAKUMAR(SNS College of Engineering); M. Ganster(Graz University of Technology, Steyrergasse); K. Balachandran(Bharathiar University, India.)"
] | In this paper, a new class of opensets, namely γ*-pre-open sets was introduced and its basicproperties were studied. Moreover a new type of topology τγp* was generated using γ*-pre-open sets andcharacterized the resultant topological space (X, τγp*) as γ*-pre-T½ space. | 수학 | null | http://dx.doi.org/10.5666/KMJ.2014.54.2.173 | kci_detailed_000035.xml | ||
ART001882660 | oai_dc | Poset Properties Determined by the Ideal - Based Zero-divisor Graph | Poset Properties Determined by the Ideal - Based Zero-divisor Graph | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Kasi Porselvi(Karunya University); Balasubramanian Elavarasan(Karunya University)"
] | In this paper, we study someproperties of finite or infinite poset P determined by propertiesof the ideal based zero-divisor graph properties GJ(P), for anideal J of P. | 수학 | null | http://dx.doi.org/10.5666/KMJ.2014.54.2.197 | kci_detailed_000035.xml | ||
ART001882665 | oai_dc | On Soft Topological Space via Semiopen and Semiclosed Soft Sets | On Soft Topological Space via Semiopen and Semiclosed Soft Sets | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Juthika Mahanta(Arunachal Pradesh); Pramod Kumar Das(Arunachal Pradesh)"
] | This paper introduces semiopen and semiclosed soft sets in soft topological spaces and then these are used to generalize the notions of interior and closure. Further, we study the properties of semiopen soft sets, semiclosed soft sets, semi interior and semi closure of soft set in soft topological spaces. Various forms... | 수학 | null | http://dx.doi.org/10.5666/KMJ.2014.54.2.221 | kci_detailed_000035.xml | ||
ART001882669 | oai_dc | A Note on Certain Properties of Mock Theta Functions of Order Eight | A Note on Certain Properties of Mock Theta Functions of Order Eight | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Pankaj Srivastava(Motilal Nehru National Institute of Technology); Anwar Jahan Wahidi(Motilal Nehru National Institute of Technology)"
] | In this paper, we have developed a non-homogeneous q- difference equation of first order for the generalizedMock theta function of order eight and besides these established limiting case of Mock theta functions of order eight.
We have also established identities for Partial Mock theta function and Mock theta function o... | 수학 | null | http://dx.doi.org/10.5666/KMJ.2014.54.2.249 | kci_detailed_000035.xml | ||
ART002058763 | oai_dc | On Commutativity of σ-Prime Γ-Rings | On Commutativity of σ-Prime Γ-Rings | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Kalyan Kumar Dey(Rajshahi University); Akhil Chandra Paul(Rajshahi University); Bijan Davvaz(Yazd University)"
] | Let U be a σ-square closed Lie ideal of a 2-torsion free σ-prime Γ-ring M. Let d≠1 be an automorphism of M such that [u, d(u)]α ∈ Z(M) on U, dσ=σd on U, and there exists u0 in Saσ(M) with MΓu0 ⊆ U. Then, U ⊆ Z(M). By applying this result, we generalize the results of Oukhtite and Salhi respect to Γ-rings. Finally, for ... | 수학 | null | kci_detailed_000035.xml | |||
ART002058794 | oai_dc | Basic Results in the Theory of Hybrid Casual Nonlinear Differential Equations | Basic Results in the Theory of Hybrid Casual Nonlinear Differential Equations | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Bapurao Chandrabhan Dhage(Gurukul Colony)"
] | In this paper, some basic results concerning the existence, strict and nonstrict inequalities and existence of the maximal and minimal solutions are proved for a hybrid causal differential equation. Our results generalize some basic results of Leela and Lakshmikantham [13] and Dhage and Lakshmikantham [10] respectively... | 수학 | null | kci_detailed_000035.xml | |||
ART002058764 | oai_dc | Cellularity of a Larger Class of Diagram Algebras | Cellularity of a Larger Class of Diagram Algebras | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"N. Karimilla Bi(University of Madras,)"
] | In this paper, we realize the algebra of Z2 relations, signed partition algebras and partition algebras as tabular algebras and prove the cellularity of these algebras using the method of [2].
Using the results of Graham and Lehrer in [1], we give the modular representations of the algebra of Z2-relations, signed parti... | 수학 | null | kci_detailed_000035.xml | |||
ART002058775 | oai_dc | Some Paranormed Difference Sequence Spaces Derived by Using Generalized Means | Some Paranormed Difference Sequence Spaces Derived by Using Generalized Means | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Atanu Manna(Indian Institute of Technology Kharagpur); Amit Maji(Indian Institute of Technology Kharagpur); Parmeshwary Dayal Srivastava(Indian Institute of Technology Kharagpur)"
] | This paper presents some new paranormed sequence spaces X(r, s, t, p ; Δ) where X∈{ l∞(p), c(p), c0(p), l(p)} defined by using generalized means and difference operator. It is shown that these are complete linear metric spaces under suitable paranorms. Furthermore, the α-, β-, γ- duals of these sequence spaces are comp... | 수학 | null | kci_detailed_000035.xml | |||
ART002058776 | oai_dc | Convergence of an Iterative Algorithm for Systems of Variational Inequalities and Nonlinear Mappings in Banach Spaces | Convergence of an Iterative Algorithm for Systems of Variational Inequalities and Nonlinear Mappings in Banach Spaces | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
" Jae Ug Jeong(Dongeui University)"
] | In this paper, we consider the problem of convergence of an iterative algorithm for a general system of variational inequalities, a nonexpansive mapping and an η-strictly pseudo-contractive mapping. Strong convergence theorems are established in the framework of real Banach spaces. | 수학 | null | kci_detailed_000035.xml | |||
ART002058765 | oai_dc | Quasi-Valuation Maps on BCK/BCI-Algebras | Quasi-Valuation Maps on BCK/BCI-Algebras | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"송석준(제주대학교); 노은환(진주교육대학교); 전영배(경상대학교)"
] | The notion of quasi-valuation maps based on a subalgebra and an ideal in BCK/BCI-algebras is introduced, and then several properties are investigated. Relations between a quasi-valuation map based on a subalgebra and a quasi-valuation map based on an ideal is established. In a BCI-algebra, a condition for a quasi-valua... | 수학 | null | kci_detailed_000035.xml | |||
ART002058766 | oai_dc | On Divisorial Submodules | On Divisorial Submodules | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Ahmad Yousefian Darani(University of Mohaghegh Ardabili); Mahdi Rahmatinia(University of Mohaghegh Ardabili)"
] | This paper is devoted to study the divisorial submodules. We get some equivalent conditions for a submodule to be a divisorial submodule. Also we get equivalent conditions for (N∩L)-¹ to be a ring, where N,L are submodules of a module M. | 수학 | null | kci_detailed_000035.xml | |||
ART002058769 | oai_dc | Finite Operators and Weyl Type Theorems for Quasi-*-n-Paranormal Operators | Finite Operators and Weyl Type Theorems for Quasi-*-n-Paranormal Operators | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Fei Zuo(Henan Normal University); Wei Yan(Henan Normal University)"
] | In this paper, we mainly obtain the following assertions: (1) If T is a quasi-*-n-paranormal operator, then T is finite and simply polaroid. (2) If T or T* is a quasi-*-n-paranormal operator, then Weyl's theorem holds for f(T), where f is an analytic function on σ(T) and is not constant on each connected component of t... | 수학 | null | kci_detailed_000035.xml | |||
ART002058683 | oai_dc | Characteristic Genera of Closed Orientable 3-Manifolds | Characteristic Genera of Closed Orientable 3-Manifolds | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Akio Kawauchi(Osaka City University)"
] | A complete invariant defined for (closed connected orientable) 3-manifolds is an invariant defined for the 3-manifolds such that any two 3-manifolds with the same invariant are homeomorphic. Further, if the 3-manifold itself can be reconstructed from the data of the complete invariant, then it is called a characteristi... | 수학 | null | kci_detailed_000035.xml | |||
ART002058783 | oai_dc | On Some Bounds for the Parameter λ in Steffensen’s Inequality | On Some Bounds for the Parameter λ in Steffensen’s Inequality | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Josip Pečarić(University of Zagreb); Ksenija Smoljak Kalamir(University of Zagreb)"
] | The object is to obtain weaker conditions for the parameter λ in Steffensen's inequality and its generalizations and refinements additionally assuming nonnegativity of the function f. Furthermore, we contribute to the investigation of the Bellman-type inequalites establishing better bounds for the parameter λ. | 수학 | null | kci_detailed_000035.xml | |||
ART002058785 | oai_dc | General Theorem for Explicit Evaluations and Reciprocity Theorems for Ramanujan-Göllnitz-Gordon Continued Fraction | General Theorem for Explicit Evaluations and Reciprocity Theorems for Ramanujan-Göllnitz-Gordon Continued Fraction | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Nipen Saikia(Rajiv Gandhi University)"
] | In the paper A new parameter for Ramanujan's theta-functions and explicit values, Arab J. Math. Sc., 18 (2012), 105-119, Saikia studied the parameter Ak,n involving Ramanujan’s theta-functions ϕ(q) and ψ(q) for any positive real numbers k and n and applied it to find explicit values of ψ(q). As more application to the ... | 수학 | null | kci_detailed_000035.xml | |||
ART002058687 | oai_dc | A Fixed Point on Generalised Cone Metric Spaces | A Fixed Point on Generalised Cone Metric Spaces | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Sudip Kumar Pal(University of Kalyani); Manojit Maity(Boral High School)"
] | The study of fixed points of mappings satisfying certain contractive conditions has been very active area of research. Recently Long-Guang and Xian [9] generalised the concept of a metric space, by introducing cone metric spaces, and obtained some fixed point theorem for mappings satisfying certain contractive conditio... | 수학 | null | kci_detailed_000035.xml | |||
ART002058761 | oai_dc | On Zeros of Polynomials with Restricted Coefficients | On Zeros of Polynomials with Restricted Coefficients | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Tawheeda Rasool(National Institute of Technology Srinagar-190006); Irshad Ahmad(National Institute of Technology Srinagar-190006); Ab Liman(National Institute of Technology Srinagar-190006)"
] | Let P(z) = Σn j=0 ajzj be a polynomial of degree n and Re aj = αj , Im aj = βj . In this paper, we have obtained a zero- free region for polynomials in terms of αj and βj and also obtain the bound for number of zeros that can lie in a prescribed region. | 수학 | null | kci_detailed_000035.xml | |||
ART002058762 | oai_dc | Some Analogues of a Result of Vasconcelos | Some Analogues of a Result of Vasconcelos | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"David Earl Dobbs(University of Tennessee); Jay Allen Shapiro(George Mason University)"
] | Let R be a commutative ring with total quotient ring K. Each monomorphic R-module endomorphism of a cyclic R-module is an isomorphism if and only if R has Krull dimension 0. Each monomorphic R-module endomorphism of R is an isomorphism if and only if R=K. We say that R has property (＊) if for each nonzero element a in ... | 수학 | null | kci_detailed_000035.xml | |||
ART002058773 | oai_dc | Nearly κ-th Partial Ternary Quadratic *-Derivations | Nearly κ-th Partial Ternary Quadratic *-Derivations | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Berna Arslan(Adnan Menderes University); Hülya Inceboz(Adnan Menderes University); Ali Guven(Balikesir University)"
] | The Hyers-Ulam-Rassias stability of the κ-th partial ternary quadratic derivations is investigated in non-Archimedean Banach ternary algebras and non-Archimedean C*-ternary algebras by using the fixed point theorem. | 수학 | null | kci_detailed_000035.xml | |||
ART002058780 | oai_dc | On a Class of Spirallike Functions associated with a FractionalCalculus Operator | On a Class of Spirallike Functions associated with a FractionalCalculus Operator | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Kuppathai Appasamy Selvakumaran(R. M. K College of Engg. and Technology); Geetha Balachandar(R. M. K College of Engg. and Technology); Pugazhenthi Rajaguru(Arignar Anna Govt. Arts College)"
] | In this article, by making use of a linear multiplier fractional differential operator D{δ,m}{λ}, we introduce a new subclass of spiral-like functions. The main object is to provide some subordination results for functions in this class. We also find sufficient conditions for a function to be in the class and derive Fe... | 수학 | null | kci_detailed_000035.xml | |||
ART002058717 | oai_dc | The Kauffman Polynomial and Trivalent Graphs | The Kauffman Polynomial and Trivalent Graphs | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Carmen Caprau(California State University-Fresno); James Tipton(The University of Iowa)"
] | We construct a state model for the two-variable Kauffman polynomial using planar trivalent graphs. We also use this model to obtain a polynomial invariant for a certain type of trivalent graphs embedded in R3. | 수학 | null | kci_detailed_000035.xml | |||
ART002058787 | oai_dc | Existence and Non-Existence of Positive Solutions of BVPsfor Singular ODEs on Whole Lines | Existence and Non-Existence of Positive Solutions of BVPsfor Singular ODEs on Whole Lines | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"YUJI LIU(Guangdong University); Pinghuan Yang(Shijiazhuang Mechanical Engineering College)"
] | This paper is concerned with integral type boundary value problems of second order singular differential equations with quasi-Laplacian on whole lines. Sufficient conditions to guarantee the existence and non-existence of positive solutions are established. The emphasis is put on the non-linear term [Φ(ρ(t)x′(t))]′ inv... | 수학 | null | kci_detailed_000035.xml | |||
ART002058789 | oai_dc | Inclusion and Subordination Properties of Multivalent Analytic Functions Involving Cho-Kwon-Srivastava Operator | Inclusion and Subordination Properties of Multivalent Analytic Functions Involving Cho-Kwon-Srivastava Operator | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Jagannath Patel(Utkal University); Ashok Kumar Sahoo(VSS University of Technology)"
] | The object of the present paper is to derive some inclusion and subordination results for certain classes of multivalent analytic functions in the open unit disk, which are defined in terms of the Cho-Kwon-Srivastava operator. Some interesting corollaries are derived and the relevant connection of the results obtained ... | 수학 | null | kci_detailed_000035.xml | |||
ART002058791 | oai_dc | Point Values and Normalization of Two-Direction Multiwaveletsand their Derivatives | Point Values and Normalization of Two-Direction Multiwaveletsand their Derivatives | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Fritz Keinert(Iowa State University); 권순걸(순천대학교)"
] | A two-direction multiscaling function Φ satisfies a recursion relation that uses scaled and translated versions of both itself and its reverse. This offers a more general and flexible setting than standard one-direction wavelet theory. In this paper, we investigate how to find and normalize point values and derivative ... | 수학 | null | kci_detailed_000035.xml | |||
ART002058796 | oai_dc | The Existence of Fixed Points for Generalized Weak Contractions | The Existence of Fixed Points for Generalized Weak Contractions | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Zhiqun Xue(Shijiazhuang Tiedao University)"
] | In this paper, we study the existence and uniqueness of fixed points for generalized weak contractions under some proper assumptions. Our theorems include the known results of [1]-[6]. | 수학 | null | kci_detailed_000035.xml | |||
ART002058798 | oai_dc | Indefinite Generalized Sasakian Space Form Admitting a Lightlike Hypersurface | Indefinite Generalized Sasakian Space Form Admitting a Lightlike Hypersurface | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"진대호(동국대학교)"
] | In this paper, we study the geometry of indefinite generalized Sasakian space form bar{M}(f₁, f₂, f₃) admitting a lightlike hypersurface M subject such that the almost contact structure vector field ζ of bar M(f₁, f₂, f₃) is tangent to M. We prove a classification theorem of such an indefinite generalized Sasakian spac... | 수학 | null | kci_detailed_000035.xml | |||
ART002097605 | oai_dc | A Note on Continued Fractions and Mock Theta Functions | A Note on Continued Fractions and Mock Theta Functions | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Pankaj Srivastava(Motilal Nehru National Institute of Technology); Priya Gupta(Motilal Nehru National Institute of Technology)"
] | Mock theta functions are the mostinteresting topic mentioned in Ramanujan's Lost Notebook, due to itsemerging application in the field of Number theory, Quantuminvariants theory and etc. In the present research articles we havemade an attempt to develop continued fractions representation of allthe existing Mock theta f... | 수학 | null | kci_detailed_000035.xml | |||
ART002097606 | oai_dc | Lp-Boundedness for the Littlewood-Paley g-Function Connected with the Riemann-Liouville Operator | Lp-Boundedness for the Littlewood-Paley g-Function Connected with the Riemann-Liouville Operator | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Lakhdar Tannech Rachdi(Faculte des Sciences de Tunis); Besma Amri(Faculte des Sciences de Tunis); Chirine Chettaoui(Faculte des Sciences de Tunis)"
] | We study the Gauss and Poisson semigroups connected with the Riemann-Liouville operator defined on the half plane. Next, we establish aprinciple of maximum for the singular partial differential operator$$\Delta_\alpha=\frac{\partial^2}{\partial r^2}+\frac{2\alpha+1}{r}\ \frac{\partial}{\partial r}+\frac{\partial^2}{\pa... | 수학 | null | kci_detailed_000035.xml | |||
ART002097596 | oai_dc | Semi M-Projective and Semi N-Injective Modules | Semi M-Projective and Semi N-Injective Modules | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Hamza Hakmi(Damascus University)"
] | Let $M$ and $N$ be modules over a ring $R$. The purpose of this paper is to study modules $M,N$ for which the bi-module $[M,N]$ is regular or $pi$. It is proved that the bi-module $[M,N]$ is regular if and only if a module $N$ is semi $M-$projective and $\text {Im}(\alpha)\subseteq^{\oplus} N$ for all $\alpha\in [M,N]$... | 수학 | null | kci_detailed_000035.xml | |||
ART002097597 | oai_dc | Structures of Pseudo Ideal and Pseudo Atom in a Pseudo Q-Algebra | Structures of Pseudo Ideal and Pseudo Atom in a Pseudo Q-Algebra | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"전영배(경상대학교); 김희식(한양대학교); 안선신(동국대학교)"
] | As a generalization of Q-algebra,the notion of pseudo Q-algebra is introduced, and some of theirproperties are investigated. The notions of pseudo subalgebra,pseudo ideal, and pseudo atom in a pseudo Q-algebra areintroduced. Characterizations of their properties are provided. | 수학 | null | kci_detailed_000035.xml | |||
ART002097598 | oai_dc | On 2-Absorbing and Weakly 2-Absorbing Primary Ideals of a Commutative Semiring | On 2-Absorbing and Weakly 2-Absorbing Primary Ideals of a Commutative Semiring | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Fatemeh Soheilnia(Islamic Azad University)"
] | Let $R$ be a commutative semiring.
The purpose of this note is to investigate the concept of$2$-absorbing (resp., weakly $2$-absorbing) primary idealsgeneralizing of $2$-absorbing (resp., weakly $2$-absorbing) idealsof semirings. A proper ideal $I$ of $R$ said to be a $2$-absorbing(resp., weakly $2$-absorbing) primary ... | 수학 | null | kci_detailed_000035.xml | |||
ART002097599 | oai_dc | On a Problem Posed by Belcastro and Sherman | On a Problem Posed by Belcastro and Sherman | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Jutirekha Dutta(North-Eastern Hill University)"
] | In this paper, we compute the number of distinct centralizers and commutativity degree of a class of finite groups. These computations produce a further class of examples of groups answering one question raised by Belcastro and Sherman and another one raised by Lescot. | 수학 | null | kci_detailed_000035.xml | |||
ART002097600 | oai_dc | A Difference of Two Composition Operators on L2 and H2 | A Difference of Two Composition Operators on L2 and H2 | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Takahiko Nakazi(Hokkaido University)"
] | A finite rank difference of twocomposition operators is studied on a Hilbert Lebesgue space or aHilbert Hardy space. | 수학 | null | kci_detailed_000035.xml | |||
ART002097590 | oai_dc | Ternary Distributive Structures and Quandles | Ternary Distributive Structures and Quandles | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Mohamed Elhamdadi(Department of Mathematics, University of South Florida, USA); Matthew Green(Department of Mathematics, University of South Florida, USA); Abdenacer Makhlouf(Department of Mathematics, Universit´e de Haute Alsace, France)"
] | We introduce a notion of ternary distributive algebraic structure, give examples,and relate it to the notion of a quandle. Classification is given for low order structuresof this type. Constructions of such structures from 3-Lie algebras are provided. We alsodescribe ternary distributive algebraic structures coming fro... | 수학 | null | kci_detailed_000035.xml | |||
ART002097591 | oai_dc | Forced Oscillation Criteria for Nonlinear Hyperbolic Equations via Riccati Method | Forced Oscillation Criteria for Nonlinear Hyperbolic Equations via Riccati Method | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Yutaka Shoukaku(Kanazawa University)"
] | In this paper, we consider the nonlinear hyperbolic equations with forcingterm. Some suffcient conditions for the oscillation are derived by using integral averagingmethod and a generalized Riccati technique. | 수학 | null | kci_detailed_000035.xml | |||
ART002097592 | oai_dc | On Prime Cordial Labeling of Graphs | On Prime Cordial Labeling of Graphs | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Abdullah Aljouiee(Al Imam Mohammad)"
] | A graph G of order n has prime cordial labeling if its vertices can be assignedthe distinct labels 1, 2, ... , n such that if each edge xy in G is assigned the label 1 in casethe labels of x and y are relatively prime and 0 otherwise, then the number of edges labeledwith 0 and the number of edges labeled with 1 differ ... | 수학 | null | kci_detailed_000035.xml | |||
ART002097601 | oai_dc | Integral Formulas Involving a Product of Generalized Bessel Functions of the First Kind | Integral Formulas Involving a Product of Generalized Bessel Functions of the First Kind | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"최준상(동국대학교); Dinesh Kumar(Jai Narain Vyas University); Sunil Dutt Purohit(Rajasthan Technical University)"
] | The main object of this paper is to present two general integral formulaswhose integrands are the integrand given in the integral formula \eqref{sec1eqn3}and a finite product of the generalized Bessel function of the first kind. | 수학 | null | kci_detailed_000035.xml | |||
ART002097607 | oai_dc | Approximating Coupled Solutions of Coupled PBVPs of Non-linear First Order Ordinary Differential Equations | Approximating Coupled Solutions of Coupled PBVPs of Non-linear First Order Ordinary Differential Equations | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Bapurao Chandrabhan Dhage(Gurukul Colony, India)"
] | The present paper proposes a new monotone iteration method for existence as well as approximation of the coupled solutions for a coupled periodic boundary value problem of first order ordinary nonlinear differential equations. A new hybrid coupled fixed point theorem involving the Dhage iteration principle is proved in... | 수학 | null | kci_detailed_000035.xml | |||
ART002097608 | oai_dc | Suffciency Conditions for Hypergeometric Functions to be in a Subclasses of Analytic Functions | Suffciency Conditions for Hypergeometric Functions to be in a Subclasses of Analytic Functions | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Mohamed Kamal Aouf(Mansoura University); Adela Osman Mostafa(Damietta University); Hanaa Mousa Zayed(Menofia University)"
] | The purpose of this paper is tointroduce sufficient conditions for (Gaussian) hypergeometricfunctions to be in various subclasses of analytic functions. Also,we investigate several mapping properties involving thesesubclasses. | 수학 | null | kci_detailed_000035.xml | |||
ART002097613 | oai_dc | On Paraopen Sets and Maps in Topological Spaces | On Paraopen Sets and Maps in Topological Spaces | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Basavaraj M. Ittanagi(Siddaganga Institute of Technology); Shivanagappa S. Benchalli(Karnatak University)"
] | In this paper, we introduce and study the concept of a new class of sets called paraopen sets and paraclosed sets in topological spaces. During this process some of their properties are obtained. Also we introduce and investigate a new class of maps called paracontinuous, *-paracontinuous, parairresolute, minimal parac... | 수학 | null | kci_detailed_000035.xml | |||
ART002097593 | oai_dc | Dynamical Behaviors of a Discrete Predator-Prey System with Beddington-DeAngelis Functional Response | Dynamical Behaviors of a Discrete Predator-Prey System with Beddington-DeAngelis Functional Response | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"최윤호(부산대학교); 백헌기(대구가톨릭대학교)"
] | In this paper, we consider a discrete predator-prey system obtained from a continuous Beddington-DeAngelis type predator-prey system by using the method in [9]. In order to investigate dynamical behaviors of this discrete system, we find out all equilibrium points of the system and study their stability by using eigenv... | 수학 | null | kci_detailed_000035.xml | |||
ART002097602 | oai_dc | Oscillation Results for Second Order Nonlinear Differential Equation with Delay and Advanced Arguments | Oscillation Results for Second Order Nonlinear Differential Equation with Delay and Advanced Arguments | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Ethiraju Thandapani(University of Madras); Srinivasan Selvarangam(Presidency College); Murugesan Vijaya(Queen Mary's College); Renu Rama(Quaid-e-Millath Govt. College for Women)"
] | In this paper we study theoscillation criteria for the second order nonlinear differentialequation with delay and advanced arguments of the form\begin{equation*}\left(\left[x(t)+a(t)x(t-\sigma_1)+b(t)x(t+\sigma_2)\right]^\alpha\right)''+q(t)x^\beta(t-\tau_1)+p(t)x^\gamma(t+\tau_2)=0,~t\geq t_0\end{equation*}where $\sig... | 수학 | null | kci_detailed_000035.xml | |||
ART002097603 | oai_dc | Some Properties for Certain Subclasses of Starlike Functions Defined by Convolution | Some Properties for Certain Subclasses of Starlike Functions Defined by Convolution | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"R. M. EL-Ashwah(Damietta University); F. M. Abdulkarem(Damietta University); M. K. Aouf(Mansoura University)"
] | In this paper, we obtainedsome properties for subclasses of starlike functions defined byconvolution such as partial sums, integral means, square root andintegral transform for these classes. | 수학 | null | kci_detailed_000035.xml | |||
ART002097604 | oai_dc | New Generalizations of Ostrowski-Like Type Inequalities for Fractional Integrals | New Generalizations of Ostrowski-Like Type Inequalities for Fractional Integrals | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Cetin Yildiz(Ataturk University); Muhamet Emin Ozdemir(Uludag University); Mehmet Zeki Sarikaya(Duzce University)"
] | In this paper, we use the Riemann-Liouville fractional integrals toestablish several new inequalities for some differantiable mappings that areconnected with the celebrated Ostrowski type integral inequality. | 수학 | null | kci_detailed_000035.xml | |||
ART002097609 | oai_dc | Quantum Super Theta Vectors and Theta Functions | Quantum Super Theta Vectors and Theta Functions | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"김호일(경북대학교)"
] | There are many concepts aroundclassical theta functions, theta vectors and quantum thetafunctions. Manin clarified the relation among these concepts withthe symmetry of functional equations. We extend his results to thesuper torus. | 수학 | null | kci_detailed_000035.xml | |||
ART002097610 | oai_dc | Invariant Trace Fields of Chain Links | Invariant Trace Fields of Chain Links | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Kazuhiro Ryou(Tokyo Institute of Technology)"
] | In this paper, we compute the trace field of $C(2,s)$, the complement of two component chain link with $s$ left half twists in $\mathbb{S}^{3}$, for every $s$. As a result, for every $n\in\mathbb{N}\setminus\{1\}$, we can find $s\in\mathbb{Z}$ such that the degree of the trace field of $C(2,s)$ is $n$. We also prove th... | 수학 | null | kci_detailed_000035.xml | |||
ART002097611 | oai_dc | Biharmonic Hypersurfaces with Constant Scalar Curvature in E5s | Biharmonic Hypersurfaces with Constant Scalar Curvature in E_{5}^{s} | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Deepika(Guru Gobind Singh Indraprastha University); Ram Shankar Gupta(Guru Gobind Singh Indraprastha University); A. Sharfuddin(Jamia Millia Islamia)"
] | In this paper, we obtain that everybiharmonic non-degenerate hypersurfaces in semi-Euclidean space$E_{s}^{5}$ with constant scalar curvature of diagonal shapeoperator has zero mean curvature. | 수학 | null | kci_detailed_000035.xml | |||
ART002097612 | oai_dc | Polarized Super Torus | Polarized Super Torus | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"김호일(경북대학교)"
] | For the complex torus, there is theRiemann condition on the polarization for it to be an abelianvariety. We extend this condition on the super torus for superabelian variety. | 수학 | null | kci_detailed_000035.xml | |||
ART002097594 | oai_dc | On Approximation by Matrix Means of the Multiple Fourier Series in the Holder Metric | On Approximation by Matrix Means of the Multiple Fourier Series in the Holder Metric | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"U~gur De~ger(Mersin University)"
] | In this work, we shall give the degree of approximation for functions belongingto Holder class by matrix summability method of multiple Fourier series in the Holdermetric. | 수학 | null | kci_detailed_000035.xml | |||
ART002097595 | oai_dc | The k-Rainbow Domination and Domatic Numbers of Digraphs | The k-Rainbow Domination and Domatic Numbers of Digraphs | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"S. M. Sheikholeslami(Azarbaijan Shahid Madani University); Lutz Volkmann(RWTH Aachen University)"
] | For a positive integer $k$, a {\em$k$-rainbow dominating function} of a digraph $D$ is a function $f$from the vertex set $V(D)$ to the set of all subsets of the set$\{1,2,\ldots,k\}$ such that for any vertex $v\in V(D)$ with$f(v)=\emptyset$ the condition $\bigcup_{u\inN^-(v)}f(u)=\{1,2,\ldots,k\}$ is fulfilled, where $... | 수학 | null | kci_detailed_000035.xml | |||
ART002008612 | oai_dc | Note on the Generalized Invertibility of a-xy | Note on the Generalized Invertibility of a-xy | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Fapeng Du(Southeast University); Yifeng Xue(East China Normal University)"
] | Let A be a unital C*-algebra, a,x and y are elements in A. In this paper, we present the expression of the Moore-Penrose inverse and the group inverse of a-xy*under the conditions x = aa+x, y*= y*a+a, respectively. | 수학 | null | kci_detailed_000035.xml | |||
ART002008610 | oai_dc | On a (r,s)-Analogue of Changhee and Daehee Numbers and Polynomials | On a (r,s)-Analogue of Changhee and Daehee Numbers and Polynomials | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"조영기(경북대학교); 김태균(광운대학교); Toufik Mansour(University of Haifa); 임석훈(경북대학교)"
] | We consider Witt-type formula for the extension of Changchee and Daehee numbers and polynomials. We derive some identities and properties of those numbers and polynomials which are related to special polynomials. | 수학 | null | kci_detailed_000035.xml | |||
ART002008611 | oai_dc | Studying Solutions of a System of PDE Through Representations of D4 | Studying Solutions of a System of PDE Through Representations of D4 | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Sarawut Saenkarun(Ubonrachathani University)"
] | This paper is concerned with applications of representations of the Lie group of class D4 to PDE. A realization of all irreducible finite-dimensional representations of D4 is found and their application to a study of solutions of some systems of partial differential equations is given. | 수학 | null | kci_detailed_000035.xml | |||
ART002008621 | oai_dc | Certain Subclass of p-Valent Meromorphic Functions Associated with Linear Operator | Certain Subclass of p-Valent Meromorphic Functions Associated with Linear Operator | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"A. O. Mostafa(Mansoura University); M. K. Aouf(Mansoura University); A. Shamandy(Mansoura University); Eman Ahmed Adwan(Mansoura University)"
] | In this paper, we introduce a class of p-valent meromorphic functions associated with linear operator and derive several interesting results of this class. | 수학 | null | kci_detailed_000035.xml | |||
ART002008660 | oai_dc | Extended by Balk Metrics | Extended by Balk Metrics | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Oleksiy Dovgoshey(Institute Mathematics of NASU); Dmytro Dordovskyi(Institute of Applied Mathematics and Mechanics of NASU)"
] | Let X be a nonempty set and mathcal F(X) be the set of nonempty finite subsets of X. The paper deals with the extended metrics τ : F(X)→ R recently introduced by Peter Balk. Balk's metrics and their restriction to the family of sets A with |A| n make possible to consider "distance functions" with n variables and relate... | 수학 | null | kci_detailed_000035.xml | |||
ART002008630 | oai_dc | Approximation of Common Fixed Points of Two Strictly Pseudononspreading Multivalued Mappings in {R}-Trees | Approximation of Common Fixed Points of Two Strictly Pseudononspreading Multivalued Mappings in {R}-Trees | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Withun Phuengrattana(Nakhon Pathom Rajabhat University)"
] | In this paper, we introduce and study a new multivalued mapping in R-trees, called k-strictly pseudononspreading. We also introduce a new two-step iterative process for two k-strictly pseudononspreading multivalued mappings in R-trees. Strong convergence theorems of the proposed iteration to a common fixed point of two... | 수학 | null | kci_detailed_000035.xml | |||
ART002008641 | oai_dc | Radii of Starlikeness and Convexity for Analytic Functions with Fixed Second Coefficient Satisfying Certain Coefficient Inequalities | Radii of Starlikeness and Convexity for Analytic Functions with Fixed Second Coefficient Satisfying Certain Coefficient Inequalities | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Rajni Mendiratta(University of Delhi); Sumit Nagpal(University of Delhi); V. Ravichandran(University of Delhi)"
] | For functions f(z)=z+a2 z2+a3 z3+ · · · with |a2|=2b, b ≥ 0, sharp radii of starlikeness of order α (0 ≤ α<1), convexity of order α (0 ≤ α<1), parabolic starlikeness and uniform convexity are derived when |an| ≤ M/n2 or |an| ≤ M n2 (M>0). Radii constants in other instances are also obtained. | 수학 | null | kci_detailed_000035.xml | |||
ART002008645 | oai_dc | Uniqueness of Meromorphic Functions Concerning the Difference Polynomials | Uniqueness of Meromorphic Functions Concerning the Difference Polynomials | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Fanghong Liu(Shandong Xiehe University); Hong-Xun Yi(Shandong University)"
] | In this article, we main study the uniqueness problem of meromorphic func- tion which difference polynomials sharing common values. We consider the entire function (fn(fm-1) ∏s j=1 f(z+cj)μj)(k) and the meromorphic function fn(fm-1) ∏s j=1 f(z+cj)μj to get the main results which extend Theorem 1.1 in paper[5] and theor... | 수학 | null | kci_detailed_000035.xml | |||
ART002008651 | oai_dc | Coefficient Inequality for Transforms of Starlike and Convex Functions with Respect to Symmetric Points | Coefficient Inequality for Transforms of Starlike and Convex Functions with Respect to Symmetric Points | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Deekonda Vamshee Krishna(GITAM University); Bollineni Venkateswarlu(GITAM University); Thoutreddy Ramreddy(Kakatiya University)"
] | The objective of this paper is to obtain sharp upper bound for the second Hankel functional associated with the kth root transform [ f(zk) ] 1k of normalized analytic function f(z) when it belongs to the class of starlike and convex functions with respect to symmetric points, dened on the open unit disc in the complex ... | 수학 | null | kci_detailed_000035.xml | |||
ART002008656 | oai_dc | Reduction Formulas for Srivastava's Triple Hypergeometric Series F(3)[x, y, z] | Reduction Formulas for Srivastava's Triple Hypergeometric Series F(3)[x, y, z] | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"최준상(동국대학교); Xiaoxia Wang(Shanghai University); Arjun K. Rathie(Central University of Kerala)"
] | Very recently the authors have obtained a very interesting reduction formula for the Srivastava's triple hypergeometric series F(3)(x, y, z) by applying the so-called Beta integral method to the Henrici's triple product formula for the hypergeometric se- ries. In this sequel, we also present three more interesting redu... | 수학 | null | kci_detailed_000035.xml | |||
ART002008663 | oai_dc | Center of Gravity and a Characterization of Parabolas | Center of Gravity and a Characterization of Parabolas | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"김동수(전남대학교); 박숙희(전남대학교); 김영호(경북대학교)"
] | Archimedes determined the center of gravity of a parabolic section as follows.
For a parabolic section between a parabola and any chord AB on the parabola, let us denote by P the point on the parabola where the tangent is parallel to AB and by V the point where the line through P parallel to the axis of the parabola me... | 수학 | null | kci_detailed_000035.xml | |||
ART002008618 | oai_dc | Error Control Strategy in Error Correction Methods | Error Control Strategy in Error Correction Methods | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"김필수(경북대학교); 부선영(홍익대학교)"
] | In this paper, we present the error control techniques for the error correction methods (ECM) which is recently developed by P. Kim et al.[8, 9] We formulate the local truncation error at each time and calculate the approximated solution using the solution and the formulated truncation error at previous time for achiev... | 수학 | null | kci_detailed_000035.xml | |||
ART002008627 | oai_dc | On the Fibonacci Almost Convergent Sequence Space and Fibonacci Core | On the Fibonacci Almost Convergent Sequence Space and Fibonacci Core | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Serkan Demiriz(Gaziosmanpasa University); Emrah Evren Kara(Duzce University); Metin Basarr(Sakarya University)"
] | In the present paper, by using the Fibonacci difference matrix, we introduce the almost convergent sequence space cf . Also, we show that the spaces cf and bc are linearly isomorphic. Further, we determine the β-dual of the space cf and characterize some matrix classses on this space. Finally, Fibonacci core of a compl... | 수학 | null | kci_detailed_000035.xml | |||
ART002008666 | oai_dc | The Forbidden Number of a Knot | The Forbidden Number of a Knot | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Alissa S. Crans(Loyola Marymount University); Blake Mellor(Loyola Marymount University); Sandy Ganzell(St. Mary's College of Maryland)"
] | Every classical or virtual knot is equivalent to the unknot via a sequence of extended Reidemeister moves and the so-called forbidden moves. The minimum number of forbidden moves necessary to unknot a given knot is an invariant we call the forbid-den number. We relate the forbidden number to several known invariants, a... | 수학 | null | kci_detailed_000035.xml | |||
ART002008619 | oai_dc | A Fixed Point Approach to Stability of Quintic Functional Equations in Modular Spaces | A Fixed Point Approach to Stability of Quintic Functional Equations in Modular Spaces | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Mohammad Bagher Ghaemi(Iran University of Science and Technology); Mehdi Choubin(Velayat University); Ghadir Sadeghi(Hakim Sabzevari University); Madjid Eshaghi Gordji(Semnan University)"
] | In this paper, we present a fixed point method to prove generalized Hyers--Ulam stability of the systems of quadratic-cubic functional equations with constant coefficients in modular spaces. | 수학 | null | kci_detailed_000035.xml | |||
ART002008616 | oai_dc | Double Domination in the Cartesian and Tensor Products of Graphs | Double Domination in the Cartesian and Tensor Products of Graphs | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Arnel Marino Cuivillas(Jose Rizal Memorial State University); Sergio R. Canoy, Jr.(Mindanao State University - Iligan Institute of Technology)"
] | A subset S of V(G), where G is a graph without isolated vertices, is a double dominating set of G if for each x ∈ V(G), | NG[x]∩S|≥2. This paper, shows that any positive integers a, b and n with 2 ≤ a< b, b ≥ 2a and n ≥ b+2a-2, can be realized as domination number, double domination number and order, respectively.
It a... | 수학 | null | kci_detailed_000035.xml | |||
ART002008624 | oai_dc | Subnormality and Weighted Composition Operators on L^2 Spaces | Subnormality and Weighted Composition Operators on L^2 Spaces | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Mohammad Reza Azimi(University of Maragheh)"
] | Subnormality of bounded weighted composition operators on L2(Σ) of the form Wf= uf ◦ T, where T is a nonsingular measurable transformation on the underlying space X of a σ-finite measure space (X,Σ,μ) and u is a weight function on X; is studied. The standard moment sequence characterizations of subnormality of weighted... | 수학 | null | kci_detailed_000035.xml | |||
ART002008636 | oai_dc | Certain Subclasses of k-Uniformly Starlike and Convex Functions of Order alpha and Type beta with Varying Argument Coefficients | Certain Subclasses of k-Uniformly Starlike and Convex Functions of Order alpha and Type beta with Varying Argument Coefficients | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Mohamed Kamal Aouf(Mansoura University); Nanjundan Magesh(Govt Arts College for Men); Jagadesan Yamini(Govt First Grade College)"
] | In this paper, we define two new subclass of k-uniformly starlike and convex functions of order alpha type beta with varying argument of coefficients. Further, we obtain coefficient estimates, extreme points, growth and distortion bounds, radii of starlikeness, convexity and results on modified Hadamard products. | 수학 | null | kci_detailed_000035.xml | |||
ART002008614 | oai_dc | On Graded Quasi-Prime Submodules | On Graded Quasi-Prime Submodules | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Khaldoun Al-Zoubi(Jordan University of Science and Technology); Rashid Abu-Dawwas(Yarmouk University)"
] | Let G be a group with identity e. Let R be a G-graded commutative ring and M a graded R-module. In this paper, we introduce the concept of graded quasi-prime submodules and give some basic results about graded quasi-prime submodules of graded modules. Special attention has been paid, when graded modules are graded mult... | 수학 | null | kci_detailed_000035.xml | |||
ART002008622 | oai_dc | Value Distribution of the Product of a Meromorphic Derivative and a Power of the Function | Value Distribution of the Product of a Meromorphic Derivative and a Power of the Function | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Indrajit Lahiri(University of Kalyani); Rajib Mukherjee(Krishnanath College)"
] | In the paper we discuss the value distribution of the product of the derivative of a transcendental meromorphic function and a power of the function. | 수학 | null | kci_detailed_000035.xml | |||
ART002008617 | oai_dc | Some Results on delta-Semiperfect Rings and delta-Supplemented Modules | Some Results on delta-Semiperfect Rings and delta-Supplemented Modules | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Cihat Abdioglu(Karamanoglu Mehmetbey University); Serap Sahinkaya(Gebze Institute of Technology)"
] | In [9], the author extends the definition of lifting and supplemented modules to δ-lifting and δ-supplemented by replacing "small submodule" with "δ-small submodule" introduced by Zhou in [13]. The aim of this paper is to show new properties of δ-lifting and δ-supplemented modules. Especially, we show that any finite d... | 수학 | null | kci_detailed_000035.xml | |||
ART002008615 | oai_dc | Vertex Antimagic Total Labeling of Digraphs | Vertex Antimagic Total Labeling of Digraphs | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"J. Pandimadevi(EMG Yadava women's College); S.P. Subbiah,(Mannar Thirumalai Naicker College)"
] | In this paper we investigate the properties of (a, d)-vertex antimagic total labeling of a digraph D=(V,A). In this labeling, we assign to the vertices and arcs the consecutive integers from 1 to |V|+|A| and calculate the sum of labels at each vertex, i.e., the vertex label added to the labels on its out arcs. These su... | 수학 | null | kci_detailed_000035.xml | |||
ART002033024 | oai_dc | Certain Fractional Integral Operators and Extended General- ized Gauss Hypergeometric Functions | Certain Fractional Integral Operators and Extended General- ized Gauss Hypergeometric Functions | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"최준상(동국대학교); Praveen Agarwal(Anand International College of Engineering); Shilpi Jain(Poornima College of Engineering)"
] | Several interesting and useful extensions of some familiar special functions such as Beta and Gauss hypergeometric functions and their properties have, recently, been investigated by many authors. Motivated mainly by those earlier works, we establish some fractional integral formulas involving the extended generalized ... | 수학 | null | kci_detailed_000035.xml | |||
ART002032892 | oai_dc | Polynomial Numerical Index of lp (1 < p < 1) | Polynomial Numerical Index of lp (1 < p < 1) | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"김성권(경북대학교)"
] | We present some estimates for the polynomial numerical index of lp (1 < p < ∞). | 수학 | null | kci_detailed_000035.xml | |||
ART002033003 | oai_dc | Fekete-Szego Inequalities for Quasi-Subordination Functions Classes of Complex Order | Fekete-Szego Inequalities for Quasi-Subordination Functions Classes of Complex Order | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Rabha El-Ashwah(Damietta University); Stanislawa Kanas(University of Rzeszow)"
] | In this paper, we obtain Fekete-Szego inequalities for certain subclasses of analytic univalent functions of complex order associated with quasi-subordination. | 수학 | null | kci_detailed_000035.xml | |||
ART002032813 | oai_dc | Weyl Type Theorems for Unbounded Hyponormal Operators | Weyl Type Theorems for Unbounded Hyponormal Operators | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Anuradha Gupta(University of Delhi); Karuna Mamtani(University of Delhi)"
] | If T is an unbounded hyponormal operator on an in¯nite dimensional complex Hilbert space H with ½(T) 6= Á, then it is shown that T satis¯esWeyl's theorem, generalized Weyl's theorem, Browder's theorem and generalized Browder's theorem. The equivalence of generalized Weyl's theorem with generalized Browder's theorem, pr... | 수학 | null | kci_detailed_000035.xml | |||
ART002032821 | oai_dc | Quasi-Normal Relations - a New Class of Relations | Quasi-Normal Relations - a New Class of Relations | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Daniel Abraham Romano(East Sarajevo Univestity)"
] | In this paper, concepts of quasi-normal and dually quasi-normal relations are introduced. Characterizations of these relations are obtained. In addition, particulary we show that the anti-order relation (=≤C) is a (dually) quasi-normal relation if and only if the partially ordered set (X, ) is an anti-chain. | 수학 | null | kci_detailed_000035.xml | |||
ART002032906 | oai_dc | Differential Subordinations and Superordinations of Certain Meromorphic Functions associated with an Integral Operator | Differential Subordinations and Superordinations of Certain Meromorphic Functions associated with an Integral Operator | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Hanan Elsayed Darwis(Mansoura University); Abd Al-Monem Yousof Lashin(Mansoura University); Soliman Mohammed Soileh(Mansoura University)"
] | Differential subordinations and superordinations results are obtained for certain meromorphic functions in the punctured unit disk which are associated with an integral operator. These results are obtained by investigating appropriate classes of a dmissible functions. Sandwich-type results are also obtained. | 수학 | null | kci_detailed_000035.xml | |||
ART002032603 | oai_dc | Characterization of Additive (m,n)-Semihyperrings | Characterization of Additive (m,n)-Semihyperrings | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Saeed Mirvakili(Yazd University); Bijan Davvaz(Yazd University)"
] | We say that (R, f, g) is an additive (m, n)-semihyperring if R is a non-empty set, f is an m-ary associative hyperoperation, g is an n-ary associative operation and g is distributive with respect to f. In this paper, we describe a number of characterizations of additive (m, n)-semihyperrings which generalize well-known... | 수학 | null | kci_detailed_000035.xml | |||
ART002032882 | oai_dc | Some Properties of the Generalized Apostol Type Hermite- Based Polynomials | Some Properties of the Generalized Apostol Type Hermite- Based Polynomials | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Waseem Ahmad Khan(Integral University)"
] | In this paper, we study some properties of the generalized Apostol type Hermite-based polynomials. which extend some known results. We also deduce some properties of the generalized Apostol-Bernoulli polynomials, the generalized Apostol-Euler polynomials and the generalized Apostol-Genocchi polynomials of high order. N... | 수학 | null | kci_detailed_000035.xml | |||
ART002032847 | oai_dc | Analysis, Control, and Synchronization of a 3-D Novel Jerk Chaotic System with Two Quadratic Nonlinearities | Analysis, Control, and Synchronization of a 3-D Novel Jerk Chaotic System with Two Quadratic Nonlinearities | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Sundarapandian Vaidyanathan(Vel Tech University)"
] | In this research work, a seven-term 3-D novel jerk chaotic system with two quadratic nonlinearities has been proposed. The basic qualitative properties of the novel jerk chaotic system have been described in detail. Next, an adaptive backstepping controller is designed to stabilize the novel jerk chaotic system with tw... | 수학 | null | kci_detailed_000035.xml | |||
ART002032931 | oai_dc | The Normality of Meromorphic Functions with Multiple Zeros and Poles Concerning Sharing Values | The Normality of Meromorphic Functions with Multiple Zeros and Poles Concerning Sharing Values | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Wang You-Ming(Hunan Agricultural University)"
] | In this paper we study the problem of normal families of meromorphic func- tions concerning shared values. Let F be a family of meromorphic functions in the plane domain D ⊆ C and n, k be two positive integers such that n ≥ k + 1, and let a, b be two finite complex constants such that a ≠ 0. Suppose that (1) f + a(f(k)... | 수학 | null | kci_detailed_000035.xml | |||
ART002033054 | oai_dc | Quantization of the Crossing Number of a Knot Diagram | Quantization of the Crossing Number of a Knot Diagram | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Akio Kawauchi(Osaka City University); Ayaka Shimizu(Gunma National College of Technology)"
] | We introduce the warping crossing polynomial of an oriented knot diagram by using the warping degrees of crossing points of the diagram. Given a closed transversely intersected plane curve, we consider oriented knot diagrams obtained from the plane curve as states to take the sum of the warping crossing polynomials for... | 수학 | null | kci_detailed_000035.xml | |||
ART002032946 | oai_dc | Certain Nonlinear Differential Polynomials Sharing a Nonzero Polynomial with Finite Weight | Certain Nonlinear Differential Polynomials Sharing a Nonzero Polynomial with Finite Weight | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Abhijit Banerjee(University of Kalyani); Pulak Sahoo(University of Kalyani)"
] | With the notion of weighted sharing of values we study the uniqueness of meromorphic functions when certain nonlinear differential polynomials share a nonzero polynomial. Our results improve some recent results including that of a present first au- thor [Kyungpook Math. J., 51(2011), 43-58]. | 수학 | null | kci_detailed_000035.xml | |||
ART002032973 | oai_dc | Strong Convergence Theorems by Modified Four Step Itera tive Scheme with Errors for Three Nonexpansive Mappings | Strong Convergence Theorems by Modified Four Step Itera tive Scheme with Errors for Three Nonexpansive Mappings | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Pankaj Kumar Jhad(Sagar Institute of Science , Technology and Engineering); Amarjeet Singh Saluja(Institute for Excellence In Higher Education)"
] | The aim of this paper is to prove strong convergence theorem by a modi¯ed three step iterative process with errors for three nonexpansive mappings in the frame work of uniformly smooth Banach spaces. The main feature of this scheme is that its special cases can handle both strong convergence like Halpern type and weak ... | 수학 | null | kci_detailed_000035.xml | |||
ART002032833 | oai_dc | Pointless Form of Rough Sets | Pointless Form of Rough Sets | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Abolghasem Karimi Feizabadi(Islamic Azad University); Ali Akbar Estaji(Hakim Sabzevari University); Mostafa Abedi(Hakim Sabzevari University)"
] | In this paper we introduce the pointfree version of rough sets. For this we consider a lattice L instead of the power set P(X) of a set X. We study the properties of lower and upper pointfree approximation, precise elements, and their relation with prime elements. Also, we study lower and upper pointfree approximation ... | 수학 | null | kci_detailed_000035.xml | |||
ART002032589 | oai_dc | A Note on S-Noetherian Domains | A Note on S-Noetherian Domains | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"임정욱(경북대학교)"
] | Let D be an integral domain, t be the so-called t-operation on D; and S be a (not necessarily saturated) multiplicative subset of D. In this paper, we study the Nagata ring of S-Noetherian domains and locally S-Noetherian domains. We also inves- tigate the t-Nagata ring of t-locally S-Noetherian domains. In fact, we sh... | 수학 | null | kci_detailed_000035.xml | |||
ART002033017 | oai_dc | Inequalities for a Polynomial and its Derivative | Inequalities for a Polynomial and its Derivative | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Mohammad Syed Pukhta(Sher-e-Kashmir University of Agricultural Sciences and Technology of Kashmir)"
] | In this paper we consider the class of polynomials of the type p(z)=z s (a0 +∑ n−s j=μ aj zj ) , 1≤μ≤n−s , 0≤s≤n−1 having some zeros at origin and rest of zeros on or outside the boundary of a prescribed disk, and obtain the generalization of well known results. | 수학 | null | kci_detailed_000035.xml | |||
ART002033041 | oai_dc | Geometry of Energy and Bienergy Variations between Riemannian Manifolds | Geometry of Energy and Bienergy Variations between Riemannian Manifolds | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Ahmed Mohamed Cherif(Mascara National University); Mustapha Djaa(Relizane Center University)"
] | In this note, we extend the de¯nition of harmonic and biharmonic maps via the variation of energy and bienergy between two Riemannian manifolds. In particular we present some new properties for the generalized stress energy tensor and the divergence of the generalized stress bienergy. | 수학 | null | kci_detailed_000035.xml | |||
ART002032865 | oai_dc | The Diophantine Equation ax6 + by3 + cz2 = 0 in Gaussian In- tegers | The Diophantine Equation ax6 + by3 + cz2 = 0 in Gaussian In- tegers | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Farzali Izadi(Urmia university); Foad Khoshnam(Urmia university)"
] | In this article, we will examine the Diophantine equation ax6 +by3 +cz2 = 0, for arbitrary rational integers a, b, and c in Gaussian integers and find all the solutions of this equation for many different values of a, b, and c. Moreover, two equations of the type x6 ± iy3 + z2 = 0, and x6 + y3 ± wz2 = 0 are also discus... | 수학 | null | kci_detailed_000035.xml | |||
ART002033035 | oai_dc | Certain Subclasses of Bi-Starlike and Bi-Convex Functions of Complex Order | Certain Subclasses of Bi-Starlike and Bi-Convex Functions of Complex Order | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Nanjundan Magesh(Government Arts College for Men); Vittalrao Kupparao Balaji(L. N. Government College)"
] | In this paper, we introduce and investigate an interesting subclass MΣ(γ,λ,δ,φ) of analytic and bi-univalent functions of complex order in the open unit disk U. For functions belonging to the class MΣ(γ,λ,δ,φ) we investigate the coefficient estimates on the first two Taylor-Maclaurin coefficients |a2| and |a3|. The res... | 수학 | null | kci_detailed_000035.xml | |||
ART002033047 | oai_dc | On a Type of Semi-Symmetric Non-Metric Connection on Riemannian Manifolds | On a Type of Semi-Symmetric Non-Metric Connection on Riemannian Manifolds | {
"journal_name": "경북대학교 자연과학대학 수학과",
"publisher": null,
"pub_year": null,
"pub_month": null,
"volume": null,
"issue": null
} | [
"Ajit Barman(Kabi Nazrul Mahavidyalay)"
] | The object of the present paper is to characterize a Riemannian manifold admitting a type of semi-symmetric non-metric connection. | 수학 | null | kci_detailed_000035.xml |
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