更新时间 2020-11-24
辅助函数表格 中值等式 G(\xi) = 0G(\xi) = 0 辅助函数 F(x)F(x) \displaystyle\frac{f'(x)}{f(x)} = 0\displaystyle\frac{f'(x)}{f(x)} = 0 \ln f(x)\ln f(x) f'(\xi) + A\xi^k + B = 0f'(\xi) + A\xi^k + B = 0 \displaystyle f(x) + \frac{Ax^{k+1}}{k+1} + Bx\displaystyle f(x
更新时间 2019-10-13
基础积分 \int k \ dx = kx + C \int k \ dx = kx + C \int x^\mu dx = \frac{1}{\mu + 1}x^{\mu + 1} + C \ (\mu \neq -1) \int x^\mu dx = \frac{1}{\mu + 1}x^{\mu + 1} + C \ (\mu \neq -1) \int \frac{dx}{x} = \ln |x| + C \int \frac{dx}{x} = \ln |x| + C