(2+1)-dimensional Boussinesq equation
a difference equation of single-species
a differential equation
A method of proportional equation
(2+1)-dimensional Hybrid lattice equation
Abel equation
阿贝尔方程
Abel方程
阿贝耳方程
Riccati方程
accelerated life equation
2+1-dimensional Bousenisq equation
A type of semilinear equation
A new type of divergence equation
a partial differential equation
accelerating life equation