\boldsymbol{\beta old Gr\epsilon\varepsilon \kappa}\textbf{Bold}\mathbf{Bold}\textit{Italic}
\mathit{Italic}\textrm{Roman}\mathrm{Roman}\textsl{Slanted}\mathfrak{Fraktur}\texttt{Typewriter}\mathbb{Blackboard}\textsc{Small Caps}\textup{Upright}\emph{Emphasis}
\square\underline{\,}\square\square\underline{\:}\square
\square\underline{\;}\square\square\!\square
\pm\cap\cup\cdot\mp\Cap\Cup\uplus
\times\sqcap\sqcup\bigsqcup\ast\wedge\vee\bigtriangleup\div\barwedge\veebar\bigtriangledown\setminus\triangleleft\triangleright\star\dotplus\lozenge\blacklozenge\bigstar\amalg\circ\bullet\bigcirc\dagger\square\blacksquare\bigoplus\ddagger\triangle\blacktriangle\bigotimes\wr\triangledown\blacktriangledown\bigodot\diamond\ominus\oplus\circledcirc\oslash\otimes\circledast\circleddash\odot
\therefore\partial\mathbb{P}\measuredangle\because\imath\mathbb{N}\sphericalangle
\cdots\jmath\mathbb{Z}\varnothing\ddots\Re\mathbb{I}\infty\vdots\Im\mathbb{Q}\mho\S\forall\mathbb{R}\wp\P\exists\mathbb{C}\copyright\top\angle
\ae\AE\l\L
\o\O\oe\OE\ss\SS\$\pounds\cent\euro\AA
\sqsubset\sqsupset\sqsubseteq\sqsupseteq
\subset\supset\subseteq\supseteq\nsubseteq\nsupseteq\subseteqq\supseteqq\nsubseteq\nsupseteqq\in\ni\notin
a'a''\dot{a}\ddot{a}
\hat{a}\check{a}\grave{a}\acute{a}\tilde{a}\breve{a}\bar{a}\vec{a}\not{a}a^{\circ}
\widetilde{abc}\underline{abc}
\widehat{abc}\overbrace{abc}\overleftarrow{abc}\underbrace{abc}\overrightarrow{abc}\overset{a}{abc}\overline{abc}\underset{a}{abc}
\mapsto\to\leftarrow\rightarrow
\Leftarrow\Rightarrow\leftrightarrow\Leftrightarrow\leftharpoonup\rightharpoonup\leftharpoondown\rightharpoondown\leftrightharpoons\rightleftharpoons\xleftarrow[text]{long}\xrightarrow[text]{long}\overset{a}{\leftarrow}\overset{a}{\rightarrow}\underset{a}{\leftarrow}\underset{a}{\rightarrow}\uparrow\downarrow
x^a\frac{a}{b}\int\bigcap\sum\prod
x_ax\tfrac{a}{b}\int_a^b\bigcap_a^b\sum_a^b\prod_a^bx_a^b\frac{\partial }{\partial x}\oint\bigcup\sqrt{x}\coprod{x_a}^b\frac{\partial^2 }{\partial x^2}\oint_a^b\bigcup_a^b\sqrt[n]{x}\coprod_a^b_{a}^{b}\textrm{C}\frac{\mathrm{d} }{\mathrm{d} x}\iint_a^b\displaystyle \lim_{x \to 0}
\left (\: \right )\left\|\: \right\|
\left [\: \right ]\left < \: \right >\left\{\: \right\}\left \lfloor \: \right \rfloor\left |\: \right |\left \lceil \: \right \rceil\left \{ \cdots \right.\left. \cdots \right \}
\alpha\beta\zeta\kappa\epsilon\varepsilon\iota\xi
\theta\vartheta\nu\varrho\lambda\mu\rho\upsilon\pi\varpi\tau\psi\sigma\varsigma\chi\phi\varphi\delta\omega\gamma\eta
\Gamma\Delta\Theta\Lambda
\Xi\Pi\Sigma\Upsilon\Phi\Psi\Omega
<>=\leq\geq\doteq
\leqslant\geqslant\equiv\nless\ngtr\neq\nleqslant\ngeqslant\not\equiv\prec\succ\overset{\underset{\mathrm{def}}{}}{=}\preceq\succeq\sim\ll\gg\approx\vdash\dashv\simeq\smile\frown\cong\models\perp\asymp\mid\parallel\propto\bowtie\Join\questeq
\begin{matrix}\cdots\\ \cdots \end{matrix}\begin{bmatrix}\cdots\\ \cdots\end{bmatrix}\binom{n}{r}
\begin{pmatrix}\cdots\\ \cdots\end{pmatrix}\bigl(\begin{smallmatrix}\cdots\\ \cdots \end{smallmatrix}\bigr)\begin{cases} \cdots, x=\\ \cdots, x= \end{cases}\begin{vmatrix}\cdots\\ \cdots\end{vmatrix}\begin{Bmatrix}\cdots\\ \cdots\end{Bmatrix}\begin{align*}y&=\cdots\\ &+\cdots \end{align*}\begin{Vmatrix}\cdots\\ \cdots\end{Vmatrix}\left\{\begin{matrix}\cdots\\ \cdots\end{matrix}\right.\left.\begin{matrix}\cdots\\ \cdots\end{matrix}\right|\left.\begin{matrix}\cdots\\ \cdots\end{matrix}\right\}
{\color{Red} }{\color{Green} }{\color{Blue} }{\color{DarkRed} }{\color{DarkGreen} }{\color{DarkBlue} }
{\color{Yellow} }{\color{Cyan} }{\color{Magenta} }{\color{Brown} }{\color{Teal} }{\color{Purple} }{\color{Orange} }{\color{Emerald} }{\color{Orchid} }{\color{DarkOrange} }{\color{Golden} }{\color{Pink} }