有时候想用LaTeX输入数学公式，不知道怎么输入，查找到的博客，废话太多，官方的表格，有些东西用不上查找麻烦
在线编辑器：https://www.latexlive.com/
所以建立这个表提供查找，基本都是常用的符号，离散一般够用了
| \(+\) |
+ |
\(-\) |
- |
| \(\times\) |
\times |
\(\div\) |
\div |
| \(\cup\) |
\cup |
\(\cap\) |
\cap |
| \(\geqslant\) |
\geqslant |
\(\leqslant\) |
\leqslant |
| \(\in\) |
\in |
\(\notin\) |
\notin |
| \(\emptyset\) |
\emptyset |
\(\varnothing\) |
\varnothing |
| \(\vee\) |
\vee |
\(\wedge\) |
\wedge |
| \(\forall\) |
\forall |
\(\exists\) |
\exists |
| \(\because\) |
\because |
\(\therefore\) |
\therefore |
| \(\neg\) |
\neg |
\(\And\) |
\And |
| \(\Longrightarrow\) |
\Longrightarrow |
\(\Longleftarrow\) |
\Longleftarrow |
| \(\iff\) |
\iff |
|
|
|
|
|
|
| \(\sum_{a}^{b}{k}\) |
\sum_{a}^{b}{k} |
\(\prod_{a}^{b}{k}\) |
\prod_{a}^{b}{k} |
| \(\int_{a}^{b}\) |
\int_{a}^{b} |
|
|
| \(\iint_{a}^{b}\) |
\iint_{a}^{b} |
|
|
| \(\iiint_{a}^{b}\) |
\iiint_{a}^{b} |
|
|
|
|
|
|
| \(\begin{align}f(x)&=
1+2\\&=2+1\end{align}\) |
\ begin {align}
f(x) &= 1+2 \\
&= 2+1
\ end {align} |
|
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