User:Test4wiki

$$\begin{array}{c}\underline{\text{1. Unary/binary operators}}\\ \\ +a,-b,\pm c,\mp d,\neg e\\ a+b,a\cdot b,a\times b,a\ast b\\ a-b,\frac{a}{b},a\div b,a/b,a\vee b\\ a\circ b\\ \\ \underline{\text{2. Relations}}\\ \\ a=b,a\ne b,a\approx b,a|b,a\nmid b\\ a< b,a> b,a\simeq b,a\parallel b,a\perp b\\ a\le b,a\ge b,a\sim b,a\equiv b\\ a\le b,a\ge b,a\propto b,a\rightarrow b\\ a\Leftarrow b,a\Leftrightarrow b,a\Rightarrow b\\ \\ \underline{\text{3. Set Operations}}\\ \\ a\in b,a\notin b,a\ni b,\varnothing \\ a\cap b,a\cup b,a\setminus b,a/b,\aleph \\ a\subset b,a\subseteq b,a\supset b,a\supseteq b\\ a\not\subset b,a\nsubseteq b,a\not\supset b,a\nsupseteq b\\ \mathbb{N}\mathbb{Z}\mathbb{Q}\mathbb{R}\mathbb{C}\\ \\ \underline{\text{4. Functions}}\\ \\ b,a{e}^{x},\ln (x),\exp (x),\log (x),{x}^{y}\\ \sin (x),\cos (x),\tan (x),\cot (x),\sqrt{x}\\ \arcsin (x),\arccos (x),\arctan (x),\mathrm{arccot}(x),\sqrt[x]{y}\\ \sinh (x),\cosh (x),\tanh (x),\coth (x),\left|x\right|\\ \mathrm{arsinh}(x),\mathrm{arcosh}(x),\mathrm{artanh}(x),\mathrm{arcoth}(x),x!\\ \\ \underline{\text{5. Operators}}\\ \\ \lim x,\prod x,\coprod x,\sum _{5}^{6}7\\ \int x,\iint x,\iiint x,\\ \oint x,\backslash oiint x,\backslash oiiint x\\ \sum x,\sum _{x=0}\mathrm{...},\sum ^{n=+\infty }\mathrm{...},\sum _{x=0}^{n=+\infty }\mathrm{...}\\ \\ \underline{\text{6. Attributes}}\\ \\ \acute{a},\grave{a},\check{a},\breve{a},\overset{\circ}{a}\\ \overrightarrow{a},\tilde{a},\widehat{a},\bar{a},\dot{a},\ddot{a},\stackrel{\cdots }{a}\\ \overrightarrow{a},\overrightarrow{\mathrm{abc}},\tilde{a},\tilde{\mathrm{abc}},\widehat{a},\widehat{\mathrm{abc}}\\ \overline{a},\overline{\mathrm{abc}},\underline{a},\underline{\mathrm{abc}},a,\mathrm{abc}\\ \text{phantom},\text{bold},,\text{Risized to 5 pts},\text{Sans Serif}-\text{Serif}-\text{Fixed}\\ \\ \underline{\text{7. Others}}\\ \\ \infty ,\partial ,\mathrm{nablal},\exists ,\forall \\ \hslash ,\lambda\!\!\!{}^{-},\Re ,\Im ,\wp \\ \leftarrow ,\rightarrow ,\uparrow ,\downarrow \\ \dots ,\cdots ,\vdots ,\backslash adots ,\ddots \\ \\ \underline{\text{8. Brakets}}\\ \\ (a),\lbrack a\rbrack ,[\![a]\!],|a|,\parallel a\parallel \\ \lbrace a\rbrace ,\langle a\rangle ,\langle a|b\rangle \\ \left(\frac{a}{b}\right),\left\lbrack \frac{a}{b}\right\rbrack ,[\![\frac{a}{b}]\!],\left|\frac{a}{b}\right|,\parallel \frac{a}{b}\parallel \\ \left\lbrace \frac{a}{b}\right\rbrace ,\langle \frac{a}{b}\rangle ,\langle \frac{a}{b}|\frac{x}{y}\rangle \\ \stackrel{\mathrm{xy}}{\overbrace{a}},\underset{\mathrm{xy}}{\underbrace{a}}\\ \\ \underline{\text{9. Formats}}\\ \\ {}^{b}x,\stackrel{b}{x},{x}^{b},\begin{array}{c}x+y=0\\ x-y=1\end{array}\\ {}_{b}x,\underset{b}{x},{x}_{b},\begin{array}{c}x+y=0\\ x-y=1\\ x-z=2\end{array}\\ \text{aligned left}\\ \text{also aligned left}\\ \mathrm{centered}\\ r\\ \mathrm{also}\mathrm{aligned}r\\ \begin{array}{cc}a& 	x\\ b& 	y\end{array}\\ a\mathrm{small}\mathrm{gap}\\ a\mathrm{gap}\end{array}$$