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Bernoulli 方程 y' + P(x)y = Q(x)y^n 。证明替换 u = y^(1-n) 将其转换为线性微分方程。
Bernoulli 方程 y' + P(x)y = Q(x)y^n 。证明替换 u = y^(1-n) 将其转换为线性微分方程。
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