(2+1)-dimensional dispersive long wave system with variable coefficient
accumulation variable method
Adjoint variable method
carbonation model with variable coefficient
complex variable method
复变函数解法
复变量方法
复变数法
复变函数方法
复变函数法
复变方法
复变函数
density variable method
double variable method for decision-making
Extended state variable method
isolated variable method
mixed discrete variable method
plane elastic complex variable method
separated variable method
the supplementary variable method
variable coefficient of subgrade reaction
variable permeability modulus
variable seepage coefficient method