separation of variables

基本解釋

Separation of variables method for fractional diffusion-wave equation with initial-boundary value problem in three dimensions;
討論一類(lèi)在部分區(qū)域上的奇攝動(dòng)反應(yīng)擴(kuò)散方程初始邊值問(wèn)題。
By using separation of variables and double Fourier series, we obtain a solution to the initial-boundary value problem of the forced vibration of this rectangular membrane.
利用分離變量法和二重傅裡葉級(jí)數(shù)的方法，得到了矩形膜的受迫振動(dòng)初邊值問(wèn)題的解。
Firstly, the expressions of free vibration of moderately thick plates in polar coordinates are derived and the general solutions are obtained by the means of method of separation of variables.
首先，導(dǎo)出了用極坐標(biāo)系描述的中厚板自由振動(dòng)板的微分方程，用分離變量法求得其一般解。