一类二维变系数非齐线性微分系统的通解公式

Formula of General Solution to One Kind of Two-dimensional Variable Nonlinear Differential System

定理１给出一类二维变系数齐线性微分系统的通解公式，定理２再给出这类二维 变系数非齐线性微分系统的特解公式．综合定理１与定理２即提供此类二维变系数非齐线性微分系统的通解公式.

Theorem I of this paper gives formula of particular solution to one kind of two- dimensional variable nonlinear differential system, and then, Theorem II gives its particular solution,thus theorem I & II giving its general solutins.