行内与独行
独行公式
将公式插入到新的一行内,并且居中
- 方法:
$$公式内容$$ - 范例:
^$$x^4$$_$$x_1$${}$$S_{2}O_{3}^{2+}$$\displaystyle$$\displaystyle \frac{x+y}{y+z}$$\underline$$\underline{x+y}$$\tag{数字}预览代码:$$2x^2+3x+1=0 \tag{3}$$
预览样式: $$2x^2+3x+1=0 \tag{3}$$
上大括号:\overbrace{算式}
预览代码:$$\overbrace{a+b+c+d}^{2.0}$$
预览样式: $$\overbrace{a+b+c+d}^{2.0}$$
underbrace{算式}$$a+\underbrace{b+c}_{1.0}+d$$$$\overbrace{a+\underbrace{b+c}_{1.0}+d}^{2.0}$$\stacrel{上位符号}{基位符号}$$3O_2 {\stackrel{\mathrm{_{放电}}}{=}} 2O_3$$2S+3O_2 {{500℃} \atop {{\rightarrow} \atop {V_2O_5}} } SO_3
$$2S+3O_2 {{500℃} \atop {{\rightarrow} \atop {V_2O_5}} } SO_3$$
2\ce{S}+3\ce{O2} \ce{<=>[500℃][V2O5]} 2\ce{SO3}
$$2\ce{S}+3\ce{O2} \ce{<=>[500℃][V2O5]} 2\ce{SO3}$$\qquad$$x \qquad y$$\quad$$x \quad y$$\$$x \ y$$\:$$x \: y$$\,$$x \, y$$$$xy$$\!$$x \! y$$()$$(内容)$$\big(\big)\big(内容\big)\Big(\Big)$$\Big(内容\Big)$$\bigg(\bigg)$$\bigg(内容\bigg)$$\Bigg(\Bigg)$$\Bigg(内容\Bigg)$$[]$$[x+y]$$\{ \}$$\{x+y\}$$\left \right$$\left(x{yz}\right)$${上位公式 \choose 下位公式}$${n+1 \choose k}={n \choose k}+{n \choose k-1}$${上位公式 \atop 下位公式}$$\{{x+y=2 \quad ① \atop 2x+3y=5 \quad ②}$$+$$x+y=z$$-$$x-y=z$$\times$$x \times y=z$$\div$$x \div y=z$$\pm$$x \pm y=z$$\mp$$x \mp y=z$$\cdot$$x \cdot y=z$$\ast$$x \ast y=z$$/$$x/y=z$$\frac{分子}{分母}$$\frac{x+y}{y+z}$${分子} \voer {分母}$${x+y} \over {y+z}$$\overline{算式}$$\overline{xyz}$$\vec{矢量}$$\vec{x}$$\sqrt$$\sqrt x$$\sqrt[开方数]{被开方数}$$\sqrt[3]{x+y}$$\log$$\log(x)$$\lim$$\lim^{x \to \infty}_{y \to 0}{\frac{x}{y}}$$\displaystyle \lim$$\displaystyle \lim^{x \to \infty}_{y \to 0}{\frac{x}{y}}$$\sum$$\sum^{x \to \infty}_{y \to 0}{\frac{x}{y}}$$\displaystyle \sum$$\displaystyle \sum^{x \to \infty}_{y \to 0}{\frac{x}{y}}$$\int$$\int^{\infty}_{0}{xdx}$$\displaystyle \int$$\displaystyle \int^{\infty}_{0}{xdx}$$\partial$$\frac{\partial x}{\partial y}$$\begin{matrix} \end{matrix}$$\left[ \begin{matrix} 1 &2 &\cdots &4\5 &6 &\cdots &8\\vdots &\vdots &\ddots &\vdots\13 &14 &\cdots &16\end{matrix} \right]$$=$$x+y=z$$>$$x+y>z$$<$$x+y<z$$\geq$$x+y \geq z$$\leq$$x+y \leq z$$\neq$$x+y \neq z$$\ngeq$$x+y \ngeq z$$\not\geq$$x+y \not\geq z$$\nleq$$x+y \nleq z$$\not\leq$$x+y \not\leq z$$\approx$$x+y \approx z$$\equiv$$x+y \equiv z$$\in$$x \in y$$\notin$$x \notin y$$\not\in$$x \not\in y$$\subseteq$$x \subseteq y$$\subset$$x \subset y$$\subsetneq$$x \subsetneq y$$\not\subset$$x \not\subset y$$\supseteq$$x \supseteq y$$\supset$$x \supset y$$\supsetneq$$x \supsetneq y$$\not\supset$$x \not\supset y$$\cup$$x \cup y$$\cap$$x \cap y$$\setminus$$x \setminus y$$\bigodot$$x \bigodot y$$\bigotimes$$x \bigotimes y$$\mathbb{R}$$\mathbb{R}$$\mathbb{Z}$$\mathbb{Z}$$\emptyset$$\emptyset$$\infty$$\infty$$\imath$$\imath$$\jmath$$\jmath$$\dot{a}$$\dot{a}$$\ddot{a}$$\ddot{a}$$\bar{a}$$\bar{a}$$\acute{a}$$\acute{a}$$\check{a}$$\check{a}$$\grave{a}$$\grave{a}$$\hat{a}$$\hat{a}$$\breve{a}$$\breve{a}$$\tilde{a}$$\tilde{a}$$\mathring{a}$$\mathring{a}$$\uparrow$$\uparrow$$\Uparrow$$\Uparrow$$\downarrow$$\downarrow$$\Downarrow$$\Downarrow$$\leftarrow$$\leftarrow$$\Leftarrow$$\Leftarrow$$\rightarrow$$\rightarrow$$\Rightarrow$$\Rightarrow$$\ldots$$1,2,\ldots,n$$\cdots$$x_1^2 + x_2^2 + \cdots + x_n^2$$\vdots$$\vdots$$\ddots$$\ddots$$A$$A$$\alpha$$\alpha$$B$$B$$\beta$$\beta$$\Gamma$$\Gamma$$\gamma$$\gamma$$\Delta$$\Delta$$\delta$$\delta$$E$$E$$\epsilon$$\epsilon$$Z$$Z$$\zeta$$\zeta$$H$$H$$\eta$$\eta$$\Theta$$\Theta$$\theta$$\theta$$I$$I$$\iota$$\iota$$K$$K$$\kappa$$\kappa$$\Lambda$$\Lambda$$\lambda$$\lambda$$M$$M$$\mu$$\mu$$N$$N$$\nu$$\nu$$\Xi$$\Xi$$\xi$$\xi$$O$$O$$\omicron$$\omicron$$\Pi$$\Pi$$\pi$$\pi$$P$$P$$\rho$$\rho$$\Sigma$$\Sigma$$\sigma$$\sigma$$T$$T$$\tau$$\tau$$\Upsilon$$\Upsilon$$\upsilon$$\upsilon$$\Phi$$\Phi$$\phi$$\phi$$X$$X$$\chi$$\chi$$\Psi$$\Psi$$\psi$$\psi$$\v$$\Omega$$\omega$$\omega$$