مرور Volume 6, Issue 24 بر اساس عنوان

در حال نمایش موارد 1 - 10 از 10

  • Coefficient estimates for a class of meromorphic bi-univalent functions 

    Salehian, Safa؛ Motamednezhad, Ahmad (Science and Research Branch, Islamic Azad Universityدانشگاه آزاد اسلامی واحد علوم و تحقیقات, 2020-07-01)
    Let 𝝨 be the class of meromorphic bi-univalent functions f of the formf(z)=z+b_0+∑_(n=1)^∞▒b_n/z^n ,which are univalent (analytic and one to one) on the domain Δ={z∈C∶1

  • Designing a smart algorithm for determining stock exchange signals by data mining 

    maleki-moghadam, pantea؛ alem-tabriz, akbar؛ najafi, esmael (Science and Research Branch, Islamic Azad Universityدانشگاه آزاد اسلامی واحد علوم و تحقیقات, 2020-07-01)
    One of the most important problems in modern finance is finding efficient ways to summarize and visualize the stock exchange market. This research proposes a smart algorithm by means of valuable big data that is generated ...

  • An efficient one-layer recurrent neural network for solving a class of nonsmooth optimization problems 

    Ebadi, Mohammad Javad؛ Hosseini, Alireza؛ Jafari, Hossein (Science and Research Branch, Islamic Azad Universityدانشگاه آزاد اسلامی واحد علوم و تحقیقات, 2020-07-01)
    Constrained optimization problems have a wide range of applications in science, economics, and engineering. In this paper, a neural network model is proposed to solve a class of nonsmooth constrained optimization problems ...

  • Existence of at least three weak solutions for a quasilinear elliptic system 

    shokouh, Saeed. (Science and Research Branch, Islamic Azad Universityدانشگاه آزاد اسلامی واحد علوم و تحقیقات, 2020-07-01)
    In this paper, applying two theorems of Ricceri and Bonanno, we will establish the existence of three weak solutions for a quasilinear elliptic system. Indeed, we will assign a differentiable nonlinear operator to a ...

  • Incidence dominating numbers of graphs 

    Azizi Keshavarz, Parisa؛ Tehranian, Abolfazl . (Science and Research Branch, Islamic Azad Universityدانشگاه آزاد اسلامی واحد علوم و تحقیقات, 2020-07-01)
    In this paper, the concept of incidence domination number of graphs  is introduced and the incidence dominating set and  the incidence domination number  of some particular graphs such as  paths, cycles, wheels, complete ...

  • Measuring the efficiency of a three-stage network using data envelopment analysis approach considering dual boundary 

    Vaeezi, Ehsan.؛ Najafi, S. Esmail.؛ Haji Maulana, Seyed Mohammad.؛ Hosseinzadeh Lotfi, Farhad,؛ Ahadzadeh Namin, Mahnaz. (Science and Research Branch, Islamic Azad Universityدانشگاه آزاد اسلامی واحد علوم و تحقیقات, 2020-07-01)
    This paper presents a method for performance evaluation, ranking and clustering based on the double-frontier view to analyze the complex networks. The model allows us to open the structure of the “black box" and can help ...

  • Numerical solution of the spread of infectious diseases mathematical model based on shifted Bernstein polynomials 

    Mirzaee, Farshid؛ Hoseini, Seyede Fatemeh؛ Alipour, Sahar (Science and Research Branch, Islamic Azad Universityدانشگاه آزاد اسلامی واحد علوم و تحقیقات, 2020-07-01)
    The Volterra delay integral equations have numerous applications in various branches of science, including biology, ecology, physics and modeling of engineering and natural sciences. In many cases, it is difficult to obtain ...

  • POINT DERIVATIONS ON BANACH ALGEBRAS OF α-LIPSCHITZ VECTOR-VALUED OPERATORS 

    Shokri, Abbasali (Science and Research Branch, Islamic Azad Universityدانشگاه آزاد اسلامی واحد علوم و تحقیقات, 2020-07-01)
    The Lipschitz function algebras were first defined in the 1960s by some mathematicians, including Schubert. Initially, the Lipschitz real-value and complex-value functions are defined and quantitative properties of these ...

  • Pseudo-Valuation ‏‎Near ‎ring‎ and Pseudo-Valuation N-group in Near Rings 

    ROUDBARYLOR, TAHEREH؛ SADEGHI GOUGHERI, MAHDIEH (Science and Research Branch, Islamic Azad Universityدانشگاه آزاد اسلامی واحد علوم و تحقیقات, 2020-07-01)
    In this paper, persents the definitions of strongly prime ideal, strongly prime N-subgroup, Pseudo-valuation near ring and Pseudo-valuation N-group. Some of their properties have also been proven by theorems. Then it is ...

  • Supply chain network design with multi- mode demand based on acceptance degree of fuzzy constraints violated 

    Mahmoodirad, Ali (Science and Research Branch, Islamic Azad Universityدانشگاه آزاد اسلامی واحد علوم و تحقیقات, 2020-07-01)
    This paper designs a mathematical model for supply chain network design problem including plants, distributors and customers in fuzzy environment. Each plant and distributor has several levels capacities. A multi-mode ...