Browsing Department of Mathematics by Title
Now showing items 130-149 of 570
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Estimating Memory Deterioration Rates Following Neurodegeneration and Traumatic Brain Injuries in a Hopfield Network Model
(Frontiers Media, 2017-11-09)**Please note that the full text is embargoed** ABSTRACT: Neurodegenerative diseases and traumatic brain injuries (TBI) are among the main causes of cognitive dysfunction in humans. At a neuronal network level, they both ... -
Estimating Transition Probabilities from Aggregate Samples Augmented by Haphazard Recaptures
(University of Texas at ArlingtonDepartment of Mathematics, 1995)**Please note that the full text is embargoed** ABSTRACT: Transition probabilities provide a convenient summary of changes in a categorical trait over time in a population. The difficulties of estimating such probabilities ... -
Estimating Transition Probabilities from Aggregate Samples Augmented by Haphazard Recaptures II. The Case of Covariates.
(University of Texas at ArlingtonDepartment of Mathematics, 1997)**Please note that the full text is embargoed** ABSTRACT: The paper extends the authors' earlier methods for estimating transition probabilities, by combining aggregate and haphazard recapture data, to the case of categorical ... -
Estimation of the Guarantee Time in a Two-Parameter Exponential Failure Model
(University of Texas at ArlingtonDepartment of Mathematics, 1977-01)**Please note that the full text is embargoed** ABSTRACT: There are available several classical point estimators of the guarantee time (location parameter) in a two-parameter exponential failure model. For the purpose of ... -
Estimation Of Variance In Bivariate Normal Distribution After Preliminary Test Of Homogeneity
(Mathematics, 2014-09-17)A preliminary test estimator of variance in the bivariate normal distribution is proposed after Pitman-Morgan test of homogeneity of two variances. We propose one estimator of variance after preliminary test of two tails ... -
Evaluating treatment of Hepatitis C for hemolytic anemia management
(ElsevierDepartment of Mathematics, University of Texas at Arlington, 2010)The combination therapy of antiviral peg-interferon and ribavirin has evolved as one of the better treatments for Hepatitis-C. In spite of its success in controlling Hepatitis-C infection, it has also been associated with ... -
EVOKED AND SPONTANEOUS NEUROTRANSMITTER RELEASES FOR INDEPENDENT SYNAPTIC CURRENTS: MATHEMATICAL MODELING AND ANALYSIS
(2017-08-01)Synapses play a major role in neuron communications in the brain. The synapses act through a chemical process called synaptic fusion between pre-synaptic and post-synaptic terminals. Presynaptic terminals release ... -
Examining the Concept Images of Function Held by Preservice Secondary Mathematics Teachers with Varying Levels of Prior Mathematical Experience
(2020-05-20)This multiple case study examines the function concept images of preservice secondary mathematics teachers (PSMTs) enrolled in a mathematics content course designed specifically for PSMTs at a large urban university in the ... -
Existence and Asymptotic Behavior of Reaction-Diffusion Systems Via Coupled Quasi-Solutions
(University of Texas at ArlingtonDepartment of Mathematics, 1980-08)**Please note that the full text is embargoed** ABSTRACT: In the study of comparison theorems, existence of extremal solutions and monotone iterative techniques for differential systems a property called quasimonotone ... -
Existence and Comparison Results for a Class of Volterra Integral Equations of Sobolev Type
(University of Texas at ArlingtonDepartment of Mathematics, 1978-09)**Please note that the full text is embargoed** ABSTRACT: Recently [2] a class of new differential equations called Sobolev type differential equations was introduced and Picard type existence theorem for such equations ... -
Existence and Comparison Results for Differential Equations in a Banach Space
(University of Texas at ArlingtonDepartment of Mathematics, 1974-07)**Please note that the full text is embargoed** ABSTRACT: The study of the Cauchy problem for differential equations in a Banach space has taken two different directions. One direction is to find compactness type conditions ... -
Existence and Comparison Results for Differential Equations of Sobolev Type
(University of Texas at ArlingtonDepartment of Mathematics, 1978-12)**Please note that the full text is embargoed** ABSTRACT: Recently a new class of differential equations, called differential equations of Sobolev type was studied in [4] in which an existence theorem of Picards type ... -
Existence and Comparison Results for Nonlinear Volterra Integral Equations in a Banach Space
(University of Texas at ArlingtonDepartment of Mathematics, 1977-05)**Please note that the full text is embargoed** ABSTRACT: In this paper we prove the existence of solutions to nonlinear Volterra integral equations in a Banach Space. A comparison theorem and the existence of maximal ... -
Existence and Comparison Theorems for Differential Equations in Banach Spaces
(University of Texas at ArlingtonDepartment of Mathematics, 1978-07)**Please note that the full text is embargoed** ABSTRACT: In our recent paper [3] we have studied the existence of maximal and minimal solutions to the IVP in a Banach space [see pdf for notation]. (1) [see pdf for ... -
Existence and Monotone Method for Periodic Solutions of First Order Differential Equations
(University of Texas at ArlingtonDepartment of Mathematics, 1981-09)**Please note that the full text is embargoed** ABSTRACT: An attempt was made recently in [3] to combine fruitfully the two basic techniques, namely the method of upper and lower solutions and the Lyapunov-Schmitt method ... -
Existence and Regularity Theory for Isoperimetric Variational Problems on Orlicz-Sobolev Spaces: A Review
(University of Texas at ArlingtonDepartment of Mathematics, 1984-10)**Please note that the full text is embargoed** ABSTRACT: In this review article, we outline and discuss our most recent results regarding the existence and the regularity theory for a class of strongly nonlinear eigenvalue ... -
Existence and Uniqueness of Sobolev Type Integrodifferential Equations
(University of Texas at ArlingtonDepartment of Mathematics, 1977-07)**Please note that the full text is embargoed** ABSTRACT: An imbedding method for nonlinear Fredholm integral equations gives rise to a Sobolev type integrodifferential equation. For such equations, sufficient conditions ... -
Existence and Uniqueness of Solutions of Delay Differential Equations on a Closed Subset of a Banach Space
(University of Texas at ArlingtonDepartment of Mathematics, 1977-05)**Please note that the full text is embargoed** ABSTRACT: In an earlier work [5], sufficient conditions for the existence of solutions in a closed subset F of a Banach space E for the Cauchy problem (1.1) [see pdf for ... -
Existence MD Estimates for Solutions of Nonlinear Equations Near a Branch Point
(University of Texas at ArlingtonDepartment of Mathematics, 1973-12)**Please note that the full text is embargoed** ABSTRACT: Consider the equation (1.1) [see pdf for notation] on a Hilbert space H. Here n is a scalar and [see pdf for notation] is a linear Fredholm operator. That is: (a) ... -
Existence of Coupled Quasi-solutions of Systems of Nonlinear Elliptic Boundart Value Problems
(University of Texas at ArlingtonDepartment of Mathematics, 1983-06)**Please note that the full text is embargoed** ABSTRACT: Systems of nonlinear elliptic boundary value problems arise in many applications such as multiple chemical reactions that take place in an isothermal or nonisothermal ...