In chapter two,We present a globally nonlinear implicit difference scheme,i.e., a nonlinear iterative algorithma has to be used to solve the system of the nonlinear algebraic equation at each discrete time step.

第二章構(gòu)造了一個非線性隱差分格式，在每一個時間層上需要迭代求解非線性方程組亚洲中文字幕三级在线网络，該格式可以保證離散電荷和離散能守恒精品日韩手机版视频在线观看免费。

By introducing the parameter , construct a new kind of weighted implicit difference scheme for (1+1)-dimension nonlinear Sine-Gordon equation and the generalized nonlinear Sine-Gordon equation respectively. Give out an ADI scheme for (2+1)-dimension nonlinear Sine-Gordon equation.

通過引進參數(shù)，分別為（1+1）維的非線性Sine-Gordon方程和廣義的非線性Sine-Gordon方程建立了它們的加權(quán)隱式差分格式欧美欧美日韩视频二区，給出了（2+1）維的非線性Sine-Gordon方程的ADI格式人妖专区综合无码第一页。

Starting with the basic concept about particle transport and the universal form of transport equation, the discuss is concentrated upon the transport equation and the implicit difference scheme under 3-D Cartesian coordinate, as well as the transport equation and the discontinuous finite element scheme under 2-D cylindrical geometry.

從粒子輸運的基本概念和輸運方程的一般形式入手，重點討論了三維直角坐標中子輸運方程和隱式差分格式多人群p交换在线视频播放，以及二維柱坐標中子輸運方程和間斷有限元格式日产顶级黄色片。

In traditional finite difference schemes polynomial interpolation and divided differences have been taken to approximate the derivatives.

傳統(tǒng)的差分格式用多項式插值和差商近似導(dǎo)數(shù)。

A general Godunov finite difference schemes-WENO schemes which had fifth-order accuracy was used to make a numerical calculation for 2-dimensional axis symmetrical laser-supported plasma flow field under laser ablated solid target and laser ablated propulsion efficiency parameters(mechanical coupling coefficient etc.) was obtained by the simulation.The models of the calculation of ionization degree of plasma and the interaction between laser beam and plasma and the simplified eos of plasma were considered in the simulation.

采用針對高溫氣體電離度的一種近似計算方法a一级特黄不卡大片免费观看视频，以及具有五階精度的廣義Godunov差分格式-加權(quán)本質(zhì)無振蕩格式WENO(weighted essentially non-oscillatory schemes)免费在线黄色视频网.AAA...，給出了高溫氣體狀態(tài)方程的簡便描述，并考慮激光與等離子體的相互作用久久这里只视频精品，模擬了強激光與固體靶相互作用時激光支持靶面等離子體流場的動態(tài)物理過程午夜影院妓女性爱视频，并給出了不同參數(shù)條件下激光燒蝕固體靶的推進效應(yīng)參數(shù)。

Then, using the second-order central difference to discretize the time derivative of the displacement, and applying the quadrature formula to the mass matrix, a fully discrete lumped mass Morley element method i...

然后利用中心差分格式離散時間方向的二階導(dǎo)數(shù)变态调教视频，再利用適當?shù)那蠓e公式得到薄板彎曲問題的集中質(zhì)量Morley元全離散格式精品熟女碰碰人人A久久。

Based on a "heterogeneous" discretization which cares about the fine scale only on small representative region of the spatial domain, FDHMM relies on the use of two different schemes for original equation, at different grid levels.

基于一種"非均質(zhì)"離散格式，F(xiàn)DHMM在小的代表性的空間區(qū)域內(nèi)求解細尺度問題日韩人妻无码专区久久，F(xiàn)DHMM是通過在不同的網(wǎng)格水平上使用不同的差分格式來處理原始方程來實現(xiàn)的国产高清美女一级a毛片久久。

Implicit schemes are hard to parallelize, while explicit schemes are easy to implement on parallel computer in spite of its strict stability constraints.

隱式格式難以直接在并行機上實施，顯式差分格式盡管易于在并行機上實施http://91.伊人.com，但它的穩(wěn)定性條件苛刻A片区视频播放。

A torsion difference scheme of the bar with sectorial cross-section is developed in polar coordinate system .

導(dǎo)出了極坐標系下扇形截面桿件扭轉(zhuǎn)問題的差分格式；用逐次超松馳迭代法求出了扭轉(zhuǎn)應(yīng)力函數(shù)差分值97人人操.com。

A third order Godunov type algorithm which has TVD property was employed .

差分格式采用具有TVD性質(zhì)的三階精度的Godunov格式亚洲欧美在线观看hh，射流場及內(nèi)部流場間采用分區(qū)算法。