Hew method to solve the second order linear differential equation 二階線性微分方程求解的一個新方法
A solution to second order linear differential equation with variable coefficients 二階變系數(shù)線性微分方程的求解
A solvable theorem to variable coefficient second order linear differential equation 二階線性非齊次微分方程的一個可積定理
A new solvable type of second order linear differential equation with variable coefficients 變系數(shù)二階線性微分方程的一個新的可解類型
The solution of a kind of second order linear differential equation with integral factor 用待定系數(shù)法求兩類二階常系數(shù)非齊次線性微分方程的特解
On the growth of solutions for certain second order linear differential equations with meromorphic coefficients 關(guān)于某類二階亞純系數(shù)微分方程解的增長性
A result concerning the complex oscillation for periodic second order linear differential equations of transcendental type 超越型二階周期線性微分方程復(fù)振蕩的一個結(jié)果
The main results : theorem 1.2 . 2 the function ( u )-satisfies the integro-differential equation where, theorem 1.3 . 2 if * ( ) s analytic on the complex plane except for the roots of in second chapter, we consider a risk process in which inter-arrival times have a phase-type ( 2 ) distribution, a distribution with a density k ( t ) satisfying the following second order linear differential equation : the conditions are satisfied for all convolutions of two exponential distributions ( with not necessarily equal means ) 定理1.3.2若函數(shù)~*()除了方程(1.3.1)的極點外,在整個復(fù)平面上都是解析的,則ddas。type風險模型是風險理論中應(yīng)用比較廣泛的一類風險模型dicksonandhipp(1998)研究了索賠時間間隔服從erlang間分布的情況,并于2001年aun了其罰金折現(xiàn)期望滿k一積分微分方g