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Browsing Department of Mathematics (Math.) by Issue Date

Browsing Department of Mathematics (Math.) by Issue Date

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  • On MHD Flows of Viscous Incompressible Fluids 
    Rahman, Fouzia (Banaras Hindu University, Varanasi, India, 1986-08)
    The presented thesis entitled “ON MHD FLOWS OF VISCOUS INCOMPRESSIBLE FLUIDS” is being presented for the award of the degree of Doctor of Philosophy in Mathematics. It is the outcome of my researches conducted in the ...
  • A Study on Distributive Nearlattices 
    Rahman, Md. Bazlar (Rajshahi University, Rajshahi, Bangladesh, 1994-08)
    This thesis studies the nature of distributive nearlattices. By a nearlattice S we will always mean a (lower) semilattice which has the property that any two elements possessing a common upper bound, have a supremum, Cornish ...
  • Study of Solving Linear Equations by Hybrid Evolutionary Computation Techniques 
    Jamali, Abdur Rakib Muhammad Jalal Uddin (Khulna University of Engineering & Technology (KUET), Khulna, Bangladesh., 2004-10)
    Solving a set of simultaneous linear equations is a fundamental problem that occurs in diverse applications. For solving large sets of linear equations, iterative methods are preferred over other methods specially when ...
  • Study on Distributive Lattices and Boolean Algebras 
    Rahman, Md. Zaidur (Khulna University of Engineering & Technology (KUET), Khulna, Bangladesh., 2006-04)
    In this thesis we have studied the nature of distributive Lattice and Boolean Algebra. Lattice theory is branch of Mathematics. A poset (L,≤) is said to be form a Lattice if for every a,b ϵ L,a ˅b and a˄b exist in L. where ...
  • Steady MHD Free Convection and Mass Transfer Flow with Thermal Diffusion, Hall and Ion Slip Currents and Large Suction 
    Azad, Md. Abul Kalam (Khulna University of Engineering & Technology (KUET), Khulna, Bangladesh., 2006-04)
    The present study is concerned with the study of steady MHD free convection and mass transfer flow past an impulsively started infinite vertical porous plate with thermal diffusion when a strong magnetic field of uniform ...
  • Viscous Dissipation and Joule Heating Effects on MHD Combined Heat and Mass Transfer Flow Through a Porous Medium in a Rotating System 
    Hossain, Md. Delowar (Khulna University of Engineering & Technology (KUET), Khulna, Bangladesh., 2006-07)
    Viscous dissipation and Joule heating effects on MHD combined heat and mass transfer flow through a porous medium in a rotating system has been studied numerically. Nacthsheiin-Swigert iteration technique is used as the ...
  • Study of Principal n-ideals of a Lattice 
    Azad, Md. Abul Kalam (Khulna University of Engineering & Technology (KUET), Khulna, Bangladesh, 2006-07)
    This thesis studies extensively the Principal n-ideals of a lattice. The idea of n-ideals in a lattice was first introduced by Cornish and Noor in studying the kernels around a particular element n, of a skeletal congruence ...
  • Steady MHD Free Convection and Mass Transfer Flow with Thermal Diffusion, Dufour Effect and Large Suction 
    Azad, Md. Abul Kalam (Khulna University of Engineering & Technology (KUET), Khulna, Bangladesh., 2006-09)
    The numerical studies are performed to examine the MHD free convection and mass transfer flow with thermal diffusion and dufour effects past an infinite vertical porous plate. Method of Superposition and the Shooting method ...
  • Numerical Investigation of Heat and Mass Transfer by Mixed Convection Flow from a Vertical Porous Plate with Induced Magnetic Field, Constant Heat and Mass Fluxes 
    Islam, Mohammad Rafiqul (Khulna University of Engineering & Technology (KUET), Khulna, Bangladesh., 2007-06)
    Combined heat and mass transfer by mixed convection flow from a vertical porous plate with induced magnetic field, constant heat and mass fluxes has been studied. Nachtsheim Swigert iteration technique is used as the main ...
  • Fuzzy Supra Topological Spaces 
    Molla, Md. Yahia (Khulna University of Engineering & Technology (KUET), Khulna, Bangladesh., 2007-11)
    American Mathematician Lotfi A. Zadeh in 1965 first introduced the concept of fuzzy set. He interpreted a fuzzy set on a set as a mapping from the set into the unit interval I= [0.1], which is a generalization of the ...
  • On Some Asymptotic Solutions of Fourth Order Critically Damped Nonlinear Systems 
    Haque, B. M. Ikramul (Khulna University of Engineering & Technology (KUET), Khulna, Bangladesh., 2008-01)
    Krylov and Bogoliubov introduced a perturbation method named "asymptotic averaging method". The method was developed only to obtain the periodic solution of second order nonlinear differential systems. Now the method is ...
  • Study on Modular Lattice and Boolean Algebra 
    Islam, Md. Rashidul (Khulna University of Engineering & Technology (KUET), Khulna, Bangladesh., 2008-04)
    This thesis studies extensively the nature of modular lattices and Boolean algebras. The modular lattices have been study by several authors including Abbott [2] , Birkhoff [ 3] and Rutherford [19 ]. A poset is said to ...
  • Study of Pseudocomplemented Lattice 
    Rahman, Khaki Masudur (Khulna University of Engineering & Technology (KUET), Khulna, Bangladesh., 2008-06)
    This thesis studies the nature of Pseudocomplemented lattice. We can define a lattice in two ways; (i) Set theoretically and (ii) Algebraically. Set theoretically: A poset <L; ≤ > is a lattice if for every a, b ϵ L both ...
  • On Some Analytical Approximate Solutions of Fourth Order Damped Oscillatory and Near Critically Damped Nonlinear Systems 
    Rahman, Md. Habibur (Khulna University of Engineering & Technology (KUET), Khulna, Bangladesh., 2009-03)
    At first Krylov and Bogoliubov prcseflted a perturbation method known as the asymptotic averaging method' in the theory of nonlinear oscillations. Primarily, the method was proposed only to get the periodic solutions of ...
  • Standard Ideal and Filter of a Lattice 
    Rahman, Md. Mizanur (Khulna University of Engineering & Technology (KUET), Khulna, Bangladesh., 2009-09)
    This thesis studics the nature of Standard ideal of a lattice. The idea of standard ideal in lattice was first introduced by G. Gratzcr and E.T. Schmidt. The characterization of standard ideal was lirst introduced by M. ...
  • Transient Free Convection in Micropolar Fluid with Heat Generation and Constant Heat Flux 
    Rashid, Gazi Mamunar (Khulna University of Engineering & Technology (KUET), Khulna, Bangladesh., 2010-01)
    In this thesis, the transient free convection in micropolar fluid with heat generation and constant heat flux is discussed. The governing equations are set. To solve them two different techniques namely, the finite difference ...
  • A Study on Complemented Lattices and Boolean Function 
    Das, Kishore Kumar (Khulna University of Engineering & Technology (KUET), Khulna, Bangladesh., 2010-06)
    In this thesis the nature of Complemented lattice and Boolean function is studied. Lattice theory is a part of Mathematics. In Modern algebra, Abstract algebra and Boolean function are Lattice theory play important role. ...
  • Study of Hybrid Evolutionary Computation Techniques for Solving Large Set of Linear Equations and Partial Differential Equations 
    Moniruzzaman, G. M. (Khulna University of Engineering & Technology (KUET), Khulna, Bangladesh., 2010-10)
    Hybrid Algorithms for solving set of linear equations are hybridization of evolutionary techniques and classical methods for solving set of linear equations. The classical iterative methods for solving set of linear equations ...
  • Dufour Effect on Combined Heat and Mass Transfer by Laminar Mixed Convection Flow from a Vertical Surface under the Influence of an Induced Magnetic Field 
    Khatun, Mst. Moslema (Khulna University of Engineering & Technology (KUET), Khulna, Bangladesh., 2010-12)
    In this study the laminar mixed free and force convection flow and heat transfer of viscous incompressible electrically conducting fluid above a vertical porous continuously moving surface is considered under the action ...
  • A Study of Sectionally Pseudocomplemented Lattice & Boolean Algebra 
    Hasan, Md. Nazmul (Khulna University of Engineering & Technology (KUET), Khulna, Bangladesh., 2011-02)
    This thesis studies the nature of a sectionally pesudocomplemented lattice and Boolean Algebra. Lattice theory is a part of Mathematics. Boolean algebra and Boolean function is an important of lattice theory. A nonempty ...

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