156 research outputs found

    A note on the split common fixed point equality problems in Hilbert spaces

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    We study the split common fixed point equality problems (SCFPEP). Furthermore, we formulate and analyse the algorithms for solving this SCFPEP for the finite family of quasi-nonexpansive operators in Hilbert spaces and shows how it unifies and generalizes previously discussed problems. In the end, we give numerical example that illustrates our theoretical results

    Strong convergence for the split common fixed point problems for demicontractive mappings in Hilbert spaces

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    The split common fixed problem (SCFPP) has been intensively studied by numerous author due to its various applications in many physical problem. However, to employ the algorithm for solving such a problem, one needs to know the prior information on the normed of bounded linear operator. Recently, Cui and Wang introduced the new algorithm for solving such a problem which does not needs any prior information on the normed on bounded linear operator and they established the weak convergence results under some mild conditions. It is well-known that in setting of infinite dimensional Hilbert space, the weak convergence does not implies strong convergence. It is the aims of this article to continue studying this problem (SCFPP) and establish the strong convergence result based on the result of Cui and Wang, this will be done for the class of demicontractive mappings. The results presented in this paper, not only extend and improve the result of Cui and Wang, but also extend, improve and generalize several well-known results announced

    Iterative methods for solving split feasibility problem in Hilbert space

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    Based on the recent work of Wang et al. (2012), in this paper, we construct a new algorithm for solving split feasibility problem for the class of total quasi-asymptotically nonexpansive and uniformly τ−Lipschitzian mappings in Hilbert space and prove its strong convergence result. The result presented in this paper, not only extend the result of Wang et al. Wang et al. (2012), but also extend, improve and generalize several well-known results in the literature

    Dynamic relationship of exchange rates and crude oil prices in South Africa: are there asymmetries?

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    We estimated the relationship between the exchange rates and crude oil prices for the period of 1960 to 2013. Based on Engle-Granger we found that the variables are cointegrated means there exist long-run relationship. However, when we move on to TAR and MTAR models the findings are opposite as there is no element of cointegration and the speed of adjustment is symmetric. This shows that based on TAR and MTAR models the effects of exchange rates on crude oil prices is insignificant. The policy relevance is that South African authority need to monitor its exchange rates persistently related to other currencies more especially American dollar because it determined the crude oil prices that might have greater influences on other macroeconomic variables

    Cloud-Based Security Driven Human Resource Management System

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    With the emergence of cloud computing, it has become easy to store large volumes of data in the cloud to enhance Human Resource Management (HRM), based on the elasticity and scalability that cloud computing offers. This paper proposes the OnibereOdunayoSecurity-4 (OOS-4) security model for Human Resource Information System (HRIS) deployed on a cloud platform. The OOS-4 framework is a holistic and integrated model that is expected to allow for better interrelatedness of the various components of a HRM organization with adequate consideration for security. Furthermore, utilizing the Platform as a Service (PaaS) cloud computing architecture, the model was implemented using the Google App Engine. The result is a scalable application in which the data in storage is encrypted and visible on the Google Cloud Platform data store. The application is secured by proving encryption for data in storage on the Google Cloud Platform. The application will enhance HRM

    Variational inequality problems for total quasi-asymptotically nonexpansive mapping in Hilbert spaces

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    In this paper, we study variational inequality problems for total quasi-asymptotically nonexpansive and uniformly k-Lipschitzian mappings. Further, we propose an algorithm for solving variational inequality problems and prove the convergence result of the proposed algorithm. The results presented in this paper extend, improve and generalize some recent results announced

    Effectiveness of the Teaching at the Right Level (TaRL) Program on Numeracy Skills in Adamawa State, Nigeria

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    This paper examines the Effectiveness of “Training at the Right Level (TaRL)” on pupils’ performance”. The work assesses the competency in numeracy of pupils in Adamawa state. The study has three specific purposes - to determine the extent to which the programme is achieving its objective of improving numeracy skills for pupils; to determine the effectiveness of the programme and to assess problems associated with the general activity. Data was sourced primarily by invoking the “Pratham tool “, for assessing the numeracy” level of the pupils in grades 3-5; three (3) primary schools from the Central Senatorial Zone of Adamawa State of Nigeria, were randomly selected - Makera, Bekaji and Nassarawo - beneficiaries of the TaRL intervention scheme. Hundred (100) pupils from each of the three (3) primary schools were assessed separately using the “Pratham” Tools. The research instrument used is “Naturalistic Research” - a qualitative method, used to examine the condition of natural objects (as opposed to experiments) where the researcher is the key instrument. The results of qualitative research emphasize meaning rather than generalizations; this is achieved through - observations, tests, and documentation. Descriptive statistics was used to analyze the data recorded.A baseline assessment categorized pupils' numeracy skills into levels: Beginners, One Digit, Two Digits, Subtraction, and Division. Following the TaRL intervention, a midline assessment revealed significant improvements in pupils' numeracy skills, indicating the effectiveness of the program. The success and encouragement recorded in Makera is replicated in Bakeji and Nassarawo primary schools alike. TaRL approach gave imaginary results and has indeed served the curative purpose as expected. The intervention of TaRL in the pilot primary schools assessed is quite reassuring

    Negative Imperfective Verb Form in Kanuri: A Case Study of Nyariwa Kanuribe

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    This paper examines Negative Imperfect Verb Form in Kanuri text within the framework of descriptive linguistics adopting the works of Cyffer (2009) model of approach in analyzing negation types in Kanuri. In conducting the research, both sources of data collection were employed: the primary source includes a Kanuri written text Nyariwa Kanuribe, where all the various place where the Negations negating the imperfective verb occurred where underlined and extracted from the text for data presentation and analysis. The study also employed the secondary source of data collection where three linguists from the Kanuri section of the department of languages and Linguistics University of Maiduguri, Nigeria were engaged to validate the data collected from the text. The outcome of the study reveals that there are two particle used in negating the imperfective verbs form in the text and study identified these particles are ba and bawo are bound morpheme negating imperfective verbs form in Kanuri. Finally the study identified eighty one instances of the two negation particle with their number of occurrences and their percentages in the text analyzed

    The Problem of Split Equality Fixed-Point and its Applications

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    It is generally known that in order to solve the split equality fixed-point problem (SEFPP), it is necessary to compute the norm of bounded and linear operators, which is a challenging task in real life, to address this issue, we studied the SEFPP involving the class of quasi-pseudocontractive mappings in Hilbert spaces and constructed novel algorithms in this regards, and we proved the algorithms' convergence both with and without prior knowledge of the operator norm for bounded and linear mappings. Additionally, we gave applications and numerical examples of our findings. A variety of well-known discoveries revealed in the literature are generalized by the findings presented in this work.Comment: 19 page

    Developing Constructive and Positive Conflict Resolution Mechanism Strategies at Various Organizational Levels

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    The concepts of peace and conflict are inextricably related and exist side by side by the prevailing circumstances Peace and conflicts have never prevailed at the same moment Peace exists when there is no conflict while conflict also exists when peace is absent Peace and conflict as a concept have been the bedrock of peace studies since its emergence as an academic discipline at local national and international levels Therefore a better understanding of the concept of peace and conflict will further widen the horizon of students who want to embark on studies related to the concept
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