行内与独行
$公式内容$
,如:\(xyz\)$$公式内容$$
,如:$$xyz$$上标、下标与组合
^
,如:\(x^4\)_
,如:\(x_1\){}
,如:\({16}_{8}O{2+}_{2}\)汉字、字体与格式
\mbox{}
,如:\(V_{\mbox{初始}}\)\displaystyle
,如:\(\displaystyle \frac{x+y}{y+z}\)\underline
,如:\(\underline{x+y}\)\tag{数字}
,如:\(a+b=c\tag{1.1}\)\overbrace{算式}
,如:\(\overbrace{a+b+c+d}^{2.0}\)\underbrace{算式}
,如:\(a+\underbrace{b+c}_{1.0}+d\)\stacrel{上位符号}{基位符号}
,如:\(\vec{x}\stackrel{\mathrm{def}}{=}{x_1,\dots,x_n}\)占位符
\qquad
,如:\(x \qquad y\)\quad
,如:\(x \quad y\)\
,如:\(x \ y\)\:
,如:\(x \: y\)\,
,如:\(x \, y\)\!
,如:\(x\!y\)定界符与组合
()\big(\big) \Big(\Big) \bigg(\bigg) \Bigg(\Bigg)
,如:\(()\big(\big) \Big(\Big) \bigg(\bigg) \Bigg(\Bigg)\)[]
,如:\([x+y]\)\{ \}
,如:\({x+y}\)\left \right
,如:\(\left(x\right)\),\(\left(x{yz}\right)\){上位公式 \choose 下位公式}
,如:\({n+1 \choose k}={n \choose k}+{n \choose k-1}\){上位公式 \atop 下位公式}
,如:\(\sum_{k_0,k_1,\ldots>0 \atop k_0+k_1+\cdots=n}A_{k_0}A_{k_1}\cdots\)四则运算
+
,如:\(x+y=z\)-
,如:\(x-y=z\)\pm
,如:\(x \pm y=z\)\mp
,如:\(x \mp y=z\)\times
,如:\(x \times y=z\)\cdot
,如:\(x \cdot y=z\)\ast
,如:\(x \ast y=z\)\div
,如:\(x \div y=z\)/
,如:\(x/y=z\)\frac{分子}{分母}
,如:\(\frac{x+y}{y+z}\){分子} \voer {分母}
,如:\({x+y} \over {y+z}\)||
,如:\(|x+y|\)高级运算
\overline{算式}
,如:\(\overline{xyz}\)\sqrt
,如:\(\sqrt x\)\sqrt[开方数]{被开方数}
,如:\(\sqrt[3]{x+y}\)\log
,如:\(\log(x)\)\lim
,如:\(\lim^{x \to \infty}_{y \to 0}{\frac{x}{y}}\)\displaystyle \lim
,如:\(\displaystyle \lim^{x \to \infty}_{y \to 0}{\frac{x}{y}}\)\sum
,如:\(\sum^{x \to \infty}_{y \to 0}{\frac{x}{y}}\)\displaystyle \sum
,如:\(\displaystyle \sum^{x \to \infty}_{y \to 0}{\frac{x}{y}}\)\int
,如:\(\int^{\infty}_{0}{xdx}\)\displaystyle \int
,如:\(\displaystyle \int^{\infty}_{0}{xdx}\)\partial
,如:\(\frac{\partial x}{\partial y}\)\begin{matrix} \end{matrix}
,如:\(\left[ \begin{matrix} 1 &2 &\cdots &4&5&6 &\cdots &8\\vdots &\vdots &\ddots &\vdots\ 13 &14 &\cdots &16\end{matrix} \right]\)逻辑运算
=
,如:\(x+y=z\)>
,如:\(x+y>z\)<
,如:\(x+y<z\)\geq
,如:\(x+y \geq z\)\leq
,如:\(x+y \leq z\)\neq
,如:\(x+y \neq z\)\ngeq
,如:\(x+y \ngeq z\)\not\geq
,如:\(x+y \not\geq z\)\nleq
,如:\(x+y \nleq z\)\not\leq
,如:\(x+y \not\leq z\)\approx
,如:\(x+y \approx z\)\equiv
,如:\(x+y \equiv z\)集合运算
\in
,如:\(x \in y\)\notin
,如:\(x \notin y\)\not\in
,如:\(x \not\in y\)\subset
,如:\(x \subset y\)\supset
,如:\(x \supset y\)\subseteq
,如:\(x \subseteq y\)\subsetneq
,如:\(x \subsetneq y\)\supseteq
,如:\(x \supseteq y\)\supsetneq
,如:\(x \supsetneq y\)\not\subset
,如:\(x \not\subset y\)\not\supset
,如:\(x \not\supset y\)\cup
,如:\(x \cup y\)\cap
,如:\(x \cap y\)\setminus
,如:\(x \setminus y\)\bigodot
,如:\(x \bigodot y\)\bigotimes
,如:\(x \bigotimes y\)\mathbb{R}
,如:\mathbb{R}
\mathbb{Z}
,如:\mathbb{Z}
\emptyset
,如:\(\emptyset\)数学符号
\-infty
,如:\(\infty\)\imath
,如:\(\imath\)\jmath
,如:\(\jmath\)\hat{a}
,如:\(\hat{a}\)\check{a}
,如:\(\check{a}\)\breve{a}
,如:\(\breve{a}\)\tilde{a}
,如:\(\tilde{a}\)\bar{a}
,如:\(\bar{a}\)\vec{a}
,如:\(\vec{a}\)\acute{a}
,如:\(\acute{a}\)\grave{a}
,如:\(\grave{a}\)\mathring{a}
,如:\(\mathring{a}\)\dot{a}
,如:\(\dot{a}\)\ddot{a}
,如:\(\ddot{a}\)\uparrow
,如:\(\uparrow\)\Uparrow
,如:\(\Uparrow\)\downarrow
,如:\(\downarrow\)\Downarrow
,如:\(\Downarrow\)\leftarrow
,如:\(\leftarrow\)\Leftarrow
,如:\(\Leftarrow\)\rightarrow
,如:\(\rightarrow\)\Rightarrow
,如:\(\Rightarrow\)\ldots
,如:\(1,2,\ldots,n\)\cdots
,如:\(x_1^2 + x_2^2 + \cdots + x_n^2\)\vdots
,如:\(\vdots\)\ddots
,如:\(\ddots\)转自https://zhuanlan.zhihu.com/p/357093758
原文:https://www.cnblogs.com/zhao-jq/p/14607884.html