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线性积-微分迁移方程的正解
引用本文:邵琛.线性积-微分迁移方程的正解[J].系统科学与数学,1992,12(4):334-340.
作者姓名:邵琛
作者单位:中国原子能科学研究院 北京102413 (邵琛),中国原子能科学研究院 北京102413(阳名珠)
摘    要:关于线性积-微分迁移方程 Neumann 级数解的问题,目前已有许多讨论.本文对一般情况下,带弱边界条件的定态迁移方程非负(正)Neumann 级数解的存在性条件进行更深入的研究,目的不仅仅是给出使方程存在非负(正)解的充分条件,而且还在于探


THE POSITIVE SOLUTION OF LINEAR INTEGRODIFFERENTIAL EQUATIONS
SHAO CHEN,YANG MING-ZHU.THE POSITIVE SOLUTION OF LINEAR INTEGRODIFFERENTIAL EQUATIONS[J].Journal of Systems Science and Mathematical Sciences,1992,12(4):334-340.
Authors:SHAO CHEN  YANG MING-ZHU
Institution:(1)China Institute of Acomic Energy,Beijing,102413;(2)China Institute of Acomic Energy,Beijing,102413
Abstract:In this paper,the existence of positive Neumann series solution for the stationary,the sta-tionary anisotropic,and energy-dependent transport equation in bounded convex inhomogene-ous media with vacuum boundary condition is discussed transport equation,in bodunded con-vex inhomogeneous media with vacuum boundary condition is discussed,and the relation be-tween the condition of the existence of a positive solution and the properties of transport mediais explored.By constructing new operators,a condition under which the equation possessesunique positive solution is given.In addition,the dominant eigenvalue of the transport op-erator is estimated and the asymptotic property of the solution for the time-dependent equa-tion is described.
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