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1.From the example, we are more acquainted with the oscillations of solutions of the partial difference equations.
通过具体的例子使我们对分方程有进一步的理解。收藏指正
2.By means of the comparison theorem, and the oscillation of some non-linear partial difference equations is discussed and some concise conditions and authenticity are given.
给出系统振动的比较定量,利用比较定理讨论了一类非线性偏分方程的振动性,给出简单的判别条件及证明。收藏指正
3.The present paper deals with the sufficient and necessary condition of the final positive solutions of non-linear partial-difference equations and first presents the comparison theorem.
摘要建立关于具有连续变量非线性偏分方程存在最终正解的充要条件。收藏指正
4.This paper presents a numerical procedure to solve the partial difference equation that must be satisfied by the value of a mortgage loan according to CIR model.
CIR模型表明,住房抵押贷款合同的价值满足一个偏微分方程。收藏指正
5.Considering the neutral partial difference equations T(Δ1,Δ2)(xmn-cmnxm-k,n-l)+pmnxmρ,n-δ-qmnxm-σ,n-τ=0,m,n=0,1,2,…,where T(Δ1,Δ2)(xmn)=xm+1,n+xm,n+1-xmn,k,l,ρ,δ,σ,τ,are nonnegative integers,{cmn} is double real sequence,and {pmn},{qmn} are double real nonnegative sequences,some sufficient conditions are obtained for the existence of positive solution of the Eq.
研究中立型偏分方程T(Δ1,Δ2)(xmn-cmnxm-k,n-l)+pmnxm-ρ,n-δ-qmnxm-σ,n-τ=0,m,n=0,1,2,…,其中T(Δ1,Δ2)(xmn)=xm+1,n+xm,n+1-xmn,{cmn}为双指标实数序列,{pmn},{qmn}为双指标非负实数序列,获得了方程存在最终正解的充分条件.收藏指正
6.The incidences of HMD in two groups were compared, Alveolo arterial oxygen partial pressure difference (Aa DO 2) and respiratory index (RI) were measured.
监测呼吸机治疗的HMD患儿肺泡动脉血氧分压 (Aa DO2 )与呼吸指数 (RI)的变化。收藏指正
7.Conclusions There can be two or three molecules, even two different compounds in an asymmetrical unit of structure cell because of partial disorder or configuration difference in organic molecule crystals.
结论有机分子晶体中由于分子局部无序或构象异,造成在晶胞的一个不对称单位中可以存在双分子、三分子或多分子现象,甚至允许由两个不同化合物存在。收藏指正
8.Hence, numerically solving parabolic partial differential equation by finite difference method is significant in theory and application. As to construction of parallel finite difference schemes of sixth order and exceeding sixth order parabolic equations,existing work is seldom.
因此,用有限分方法数值求解抛物偏微分方程问题具有重要的理论意义和应用价值,有限分方法现有的研究工作大都是关于人们所熟悉的二阶抛物方程,至于高阶扩散方程,相应显格式的稳定性条件比较苛刻,并且其隐格式要大规模求解7对角方程组,因此有必要寻找有效的方法解决这类问题。收藏指正
9.Finally, their applications in the logic synthesis based on the partial linear function and calculating Boolean difference of logical functions are discussed.
最后讨论了它们在逻辑综合以及计算逻辑函数的布尔分中的应用。收藏指正
10.finite difference method for boundary value problem of partial differential equation
偏微分方程边值问题分方法收藏指正
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