نتایج جستجو برای: integral dose
تعداد نتایج: 424031 فیلتر نتایج به سال:
Epinephrine, first isolated around 1900, is the main sympathomimetic agent released by the adrenal gland. It plays an integral role in the treatment of several diseases in the emergency department. It effects on alpha and beta adrenergic receptors. In lower doses, it usually causes systemic and pulmonary vasodilatation, with some increase in heart rate and stroke volume. A high dose causes inte...
an ecient method, based on the legendre wavelets, is proposed to solve thesecond kind fredholm and volterra integral equations of hammerstein type.the properties of legendre wavelet family are utilized to reduce a nonlinearintegral equation to a system of nonlinear algebraic equations, which is easilyhandled with the well-known newton's method. examples assuring eciencyof the method and ...
the main purpose of this study was to examine the citation patterns of discussion sections employed by local and international article writers in esp and egp subdisciplines of applied linguistics. eighty article discussion sections were selected from well-established local and international journals in the field of applied linguistics, and they were sorted according to thompson and tribble’s (2...
This article proposes a fast and accurate expansion-iterative method for solving second kind linear Volterra integral equations. The method is based on a special representation of vector forms of triangular functions (TFs) and their operational matrix of integration. By using this approach, solving the integral equation reduces to solve a recurrence relation. The approximate solution of integra...
In this paper, we present a method for solving the rst kind Abel integral equation. In thismethod, the rst kind Abel integral equation is transformed to the second kind Volterraintegral equation with a continuous kernel and a smooth deriving term expressed by weaklysingular integrals. By using Sidi's sinm - transformation and modied Navot-Simpson'sintegration rule, an algorithm for solving this...
In this paper, a special technique is studied by using the orthogonal Chebyshev polynomials to get approximate solutions for singular and hyper-singular integral equations of the first kind. A singular integral equation is converted to a system of algebraic equations based on using special properties of Chebyshev series. The error bounds are also stated for the regular part of approximate solut...
This paper introduces an application of a particular form of rough granular computing in fusing (combining) sensor readings. The intent of this paper is to describe a system that engages in a form of knowledge discovery based on sensor fusion. Such a system responds to sensor outputs in a manner that is selective, determines the relevance of each sensor in a classification effort, and construct...
In this paper, we use a combination of Legendre and Block-Pulse functionson the interval [0; 1] to solve the nonlinear integral equation of the second kind.The nonlinear part of the integral equation is approximated by Hybrid Legen-dre Block-Pulse functions, and the nonlinear integral equation is reduced to asystem of nonlinear equations. We give some numerical examples. To showapplicability of...
osteopenia of prematurity (oop) is a preventable disease. improved survival of premature newborns is associated with an increased incidence of oop. the purpose of this study was to compare the prophylactic effects of two low doses of vitamin d (200 and 400 iu/day) on the clinical, biochemical and radiological indices of the rickets of prematurity. in a randomized clinical trial, 60 preterm newb...
background: radiology staff needs to justify the radiation exposures in order to protect themselves and others from radiation risks. the aims of this study were to examine the awareness level of radiation dose and protection amongst radiographers and to compare their performance between major jordanian hospitals. materials and methods: a cross-sectional survey was conducted in 4 major jordanian...
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