恒常性系数 constancy ratio

线性常系数微分方程 Linear constant-coefficient differential equations

线性常系数差分方程 Linear constant-coefficient difference equations ; LCCDE

常系数线性微分方程 General Differential equation

线性常系数差分方程式 liner constant-coefficient difference equations ; equations linear constant-coefficient difference

通常使用相似性系数 normalized correlation

常系数线性递推式 linear recurrence with constant coefficients

常系数线性差分方程 linear difference equation with constant coefficients