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欲证明
$$ 193-71\mathrm{e}\gt 0 $$
运行:
solve e -71 193
输出:
Bounds : 0, 1 Function : x**3 * (1-x)**3 * (1/6 + 0*x) * exp(x)
即
$$ \int_{0}^{1} - \frac{x^{3} \left(x - 1\right)^{3} e^{x}}{6} \mathrm{d}x $$