Laplace transform

基本解释

Two solving methods are deduced using Laplace transform: the direct solving method and the state-space method.
运用拉普拉斯变换推导出其两种求解方法：直接求解法和状态空间法。
By the relationship of Laplace transform and Z-transform, the ARMA time series model for this system is obtained.
应用拉氏变换和Z变换间关系，得到系统的ARMA时间序列模型。
Based on the limited momentum propagation velocity, this paper presents the solution of the transient momentum equation by laplace transform. The distribution functions of velocity and eddy are given.
在考虑瞬态过程中动量扩散速度基础上，用拉普拉斯变换法对无限长平板突然起动瞬态动量定解方程进行了求解，并按涡量定义求出涡量分布函数。

拉氏变换
3) The impulse responses of lossy infinite uniform transmission lines can be found by using the second obtained Laplace transform when the internal resistance of voltage source is zero.
3) 根据导出的拉氏变换对获得了有损无限长均匀传输线在电源内阻为零时的电压冲激响应电压。
拉卜拉士变换
拉普拉斯转换

破产时赤字
And for the research of the second risk model disturbed by diffusion, we obtain the Laplace transform of the discounted joint distribution of the ruin time, the surplus before ruin and the deficit at ruin.
对第二类风险模型进行研究，得到了破产时间，破产前瞬间盈余和破产时赤字的折现联合分布的Laplace变换。
数学
拉普拉斯变换
拉氏变换

拉氏变换
Real space of finite radius well has been deduced from Laplace transform and Stehfest numerical inversion. Influence of fractal parameter and non Darcy percolation index on pressure behavior is also analyzed in this paper.
根据拉氏变换和Stehfest数值反演求得了有限半径井的实空间解 ,并分析了分形参数、非达西渗流指数等对压力动态的影响。
拉普拉斯变换