Laplace transform

基本解釋

Two solving methods are deduced using Laplace transform: the direct solving method and the state-space method.
運(yùn)用拉普拉斯變換推導(dǎo)出其兩種求解方法：直接求解法和狀態(tài)空間法。
By the relationship of Laplace transform and Z-transform, the ARMA time series model for this system is obtained.
應(yīng)用拉氏變換和Z變換間關(guān)系，得到系統(tǒng)的ARMA時(shí)間序列模型。
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.
在考慮瞬態(tài)過(guò)程中動(dòng)量擴(kuò)散速度基礎(chǔ)上，用拉普拉斯變換法對(duì)無(wú)限長(zhǎng)平板突然起動(dòng)瞬態(tài)動(dòng)量定解方程進(jìn)行了求解，并按渦量定義求出渦量分布函數(shù)。

拉氏變換
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) 根據(jù)導(dǎo)出的拉氏變換對(duì)獲得了有損無(wú)限長(zhǎng)均勻傳輸線(xiàn)在電源內(nèi)阻為零時(shí)的電壓沖激響應(yīng)電壓。
拉卜拉士變換
拉普拉斯轉(zhuǎn)換

破產(chǎn)時(shí)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.
對(duì)第二類(lèi)風(fēng)險(xiǎn)模型進(jìn)行研究，得到了破產(chǎn)時(shí)間，破產(chǎn)前瞬間盈余和破產(chǎn)時(shí)赤字的折現(xiàn)聯(lián)合分布的Laplace變換。
數(shù)學(xué)
拉普拉斯變換
拉氏變換

拉氏變換
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.
根據(jù)拉氏變換和Stehfest數(shù)值反演求得了有限半徑井的實(shí)空間解 ,并分析了分形參數(shù)、非達(dá)西滲流指數(shù)等對(duì)壓力動(dòng)態(tài)的影響。
拉普拉斯變換