undetermined coefficient

基本解释

The difficulty in decomposing rational function into partial fraction is to fix the undetermined coefficient in partial fraction.
將有理函數分解爲部分分式的難點就是確定部分分式中的待定系數。
By using the undetermined coefficient method, a new scheme is derived from the HAUC2 scheme to simulate the two dimensional convection-diffusion equation.
運用待定系數法，建立了求解二維對流擴散方程的HAUC2格式。
http://dj.iciba.com
In general, special solution of non-homogeneous linear equation of constant coefficient of the second order is obtained by the method of undetermined coefficient, but it's process is too complicated.
二堦常系數非齊次線性微分方程的特解一般都是用“待定系數”法求得的，但求解過程都比較繁瑣。