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<math>\lim_{x \to 0} \frac{\sin x}{x} = 1</math>
<math>\lim_{x \to 0} \frac{\sin x}{x} = 1</math>
digraph G {
    A -> B;
    B -> C;
    C -> D;
    D -> A;
}

Revision as of 17:22, 3 December 2024

通过百度网盘分享的文件:故事两则 链接:https://pan.baidu.com/s/1ohz9D9mmOhwR9Z-6uAjdpQ 提取码:2277 --来自百度网盘超级会员V6的分享


[math]\displaystyle{ E=mc^2 }[/math]

[math]\displaystyle{ 2 + 2 = 4 }[/math]

[math]\displaystyle{ x = \frac{-b \pm \sqrt{b^2 - 4ac}}{2a} }[/math]

[math]\displaystyle{ a^2 + b^2 = c^2 }[/math]

[math]\displaystyle{ e^{i\pi} + 1 = 0 }[/math]

[math]\displaystyle{ \int_0^\infty e^{-x^2} dx = \frac{\sqrt{\pi}}{2} }[/math]

[math]\displaystyle{ \sum_{n=1}^{\infty} \frac{1}{n^2} = \frac{\pi^2}{6} }[/math]

[math]\displaystyle{ \begin{pmatrix} 1 & 2 \\ 3 & 4 \end{pmatrix} }[/math]

[math]\displaystyle{ \frac{d}{dx} \left( x^2 \right) = 2x }[/math]

[math]\displaystyle{ (x + y)^n = \sum_{k=0}^n \binom{n}{k} x^{n-k} y^k }[/math]

[math]\displaystyle{ \lim_{x \to 0} \frac{\sin x}{x} = 1 }[/math]


digraph G {

   A -> B;
   B -> C;
   C -> D;
   D -> A;

}