mathjax.md

MathJax symbol reference | BrNk

source: https://www.bearnok.com/grva/it/knowledge/software/mathjax

Mathjax plugin for math formula insertion has an extensive documentation.

In Mathjax quick sintax reference tutorial and reference are available.

Symbol	Code
$$( ... )$$	Inline formulas enclose
$$[ ... ]$$	Displayed formulas
$${ .. }$$	Curly braces {} to group pieces of formulas
$${x_1}^e$$	Superscripts (^) and subscripts (_)
--------------------	Fractions
$$\frac {a} {b}$$	\frac {a} {b}
$${ {x} \over {y} }$$	{ {x} \over {y} }
--------------------	Unscaled parentheses
$$(...)$$	(...)
$$[...]$$	[...]
$${ ... }$$	\{ ... \}
$$\vert ... \vert$$	\vert ... \vert
$$\Vert ... \Vert$$	\Vert ... \Vert
$$\langle ... \rangle$$	\langle ... \rangle
$$\lceil ... \rceil$$	\lceil ... \rceil
$$\lfloor ... \rfloor$$	\lfloor ... \rfloor
--------------------	Scaled parentheses
$$\left( ... \right)$$	\left( ... \right)
$$\left[ ... \right]$$	\left[ ... \right]
$$\left{ ... \right}$$	\left\{ ... \right\}
$$\left\vert ... \right\vert$$	\left\vert ... \right\vert
$$\left\Vert ... \right\Vert$$	\left\Vert ... \right\Vert
$$\left\langle ... \right\rangle$$	\left\langle ... \right\rangle
$$\left\lceil ... \right\rceil$$	\left\lceil ... \right\rceil
$$\left\lfloor ... \right\rfloor$$	\left\lfloor ... \right\rfloor
--------------------	Hidden parentheses
$$\left{ ... \right.$$	\left\{ ... \right.
$$\left. ... \right]$$	\left. ... \right]
--------------------	Logical Symbols
$$\lt$$	\lt
$$\gt$$	\gt
$$\le$$	\le
$$\leq$$	\leq
$$\leqq$$	\leqq
$$\leqslant$$	\leqslant
$$\ge$$	\ge
$$\geq$$	\geq
$$\geqq$$	\geqq
$$\geqslant$$	\geqslant
$$\neq$$	\neq
$$\land$$	\land
$$\lor$$	\lor
$$\lnot$$	\lnot
$$\forall$$	\forall
$$\exists$$	\exists
$$\nexists$$	\nexists
$$\top$$	\top
$$\bot$$	\bot
$$\vdash$$	\vdash
$$\vDash$$	\vDash
$$\approx$$	\approx
$$\sim$$	\sim
$$\simeq$$	\simeq
$$\cong$$	\cong
$$\equiv$$	\equiv
$$\prec$$	\prec
$$\lhd$$	\lhd
$$\therefore$$	\therefore
--------------------	Operators
$$\times$$	\times
$$\div$$	\div
$$\pm$$	\pm
$$\mp$$	\mp
$$\cdot$$	\cdot
$$\star$$	\star
$$\ast$$	\ast
$$\oplus$$	\oplus
$$\circ$$	\circ
$$\bullet$$	\bullet
--------------------	Set Symbols
$$\cup$$	\cup
$$\cap$$	\cap
$$\setminus$$	\setminus
$$\subset$$	\subset
$$\subseteq$$	\subseteq
$$\subsetneq$$	\subsetneq
$$\supset$$	\supset
$$\in$$	\in
$$\notin$$	\notin
$$\emptyset$$	\emptyset
$$\varnothing$$	\varnothing
--------------------	Arrows
$$\to$$	\to
$$\rightarrow$$	\rightarrow
$$\leftarrow$$	\leftarrow
$$\Rightarrow$$	\Rightarrow
$$\Leftarrow$$	\Leftarrow
$$\Leftrightarrow$$	\Leftrightarrow
$$\mapsto$$	\mapsto
--------------------	Special Symbols
$$\infty$$	\infty
$$\nabla$$	\nabla
$$\partial$$	\partial
$$\Im$$	\Im
$$\Re$$	\Re
$$\ldots$$	\ldots
$$\cdots$$	\cdots
$$\ell$$	\ell
--------------------	Trigonometry
$$\sin x$$	\sin x
$$\cos x$$	\cos x
$$\tan x$$	\tan x
$$\cot x$$	\cot x
$$\sec x$$	\sec x
$$\csc x$$	\csc x
$$\arcsin x$$	\arcsin x
$$\arccos x$$	\arccos x
$$\arctan x$$	\arctan x
--------------------	Functional Symbols
$$\sqrt{x^3}$$	\sqrt{x^3}
$$\sqrt[3]{\frac xy}$$	\sqrt[3]{\frac xy}
$$\ln(x)$$	\ln(x)
$$\log_{2}(x)$$	\log_{2}(x)
$$\sum_{n=1} ^{N} n$$	\sum_{n=1} ^{N} n
$$\prod_{n=1} ^{N} n$$	\prod_{n=1} ^{N} n
$$\int_{0} ^{\infty} x dx$$	\int_{0} ^{\infty} x dx
$$\iint_{0} ^{\infty} x dx$$	\iint_{0} ^{\infty} x dx
$$\iiint_{0} ^{\infty} x dx$$	\iiint_{0} ^{\infty} x dx
$$\lim_{x \to \infty} {1 \over x }$$	\lim_{x \to \infty} {1 \over x }
$$\max(1,2,3)$$	\max(1,2,3)
$$\min(3,4,5)$$	\min(3,4,5)
$${n+1 \choose 2k}$$	{n+1 \choose 2k}
$$\binom{n+1}{2k} (n+12k)$$	\binom{n+1}{2k} (n+12k)
--------------------	Greek Letters
$$\alpha$$	\alpha
$$\beta$$	\beta
$$\gamma$$	\gamma
$$\delta$$	\delta
$$\epsilon$$	\epsilon
$$\varepsilon$$	\varepsilon
$$\zeta$$	\zeta
$$\eta$$	\eta
$$\theta$$	\theta
$$\vartheta$$	\vartheta
$$\iota$$	\iota
$$\kappa$$	\kappa
$$\lambda$$	\lambda
$$\mu$$	\mu
$$\nu$$	\nu
$$\xi$$	\xi
$$\omicron$$	\omicron
$$\pi$$	\pi
$$\varpi$$	\varpi
$$\rho$$	\rho
$$\varrho$$	\varrho
$$\sigma$$	\sigma
$$\varsigma$$	\varsigma
$$\tau$$	\tau
$$\upsilon$$	\upsilon
$$\phi$$	\phi
$$\varphi$$	\varphi
$$\chi$$	\chi
$$\psi$$	\psi
$$\omega$$	\omega
--------------------	Uppercase Greek
$$\Gamma$$	\Gamma
$$\Delta$$	\Delta
$$\Theta$$	\Theta
$$\Lambda$$	\Lambda
$$\Xi$$	\Xi
$$\Pi$$	\Pi
$$\Sigma$$	\Sigma
$$\Upsilon$$	\Upsilon
$$\Psi$$	\Psi
$$\Omega$$	\Omega
--------------------	Fonts
$$\mathbb{N}$$	\mathbb{N}
$$\mathbb{Z}$$	\mathbb{Z}
$$\mathbb{Q}$$	\mathbb{Q}
$$\mathbb{I}$$	\mathbb{I}
$$\mathbb{R}$$	\mathbb{R}
$$\mathbb{C}$$	\mathbb{C}
$$\text{ is an even number}$$	\text{ is an even number}
$$\Bbb{blackboard bold}$$	\Bbb{blackboard bold}
$$\mathbf{boldface}$$	\mathbf{boldface}
$$\mathit{italics}$$	\mathit{italics}
$$\pmb{boldfaced italics}$$	\pmb{boldfaced italics}
$$\mathtt{ for typewriter}$$	\mathtt{ for typewriter}
$$\mathrm{roman font}$$	\mathrm{roman font}
$$\mathsf{sans-serif font}$$	\mathsf{sans-serif font}
$$\mathcal{calligraphic letters}$$	\mathcal{calligraphic letters}
$$\mathscr{script letters}$$	\mathscr{script letters}
$$\mathfrak{Fraktur (old German style) letters}$$	\mathfrak{Fraktur (old German style) letters}
--------------------	Spaces
$$Thin \ space$$	Thin \ space
$$Normal ; space$$	Normal \; space
$$Big \quad space$$	Big \quad space
$$Bigger \qquad space$$	Bigger \qquad space
--------------------	Accents & Marks
$$\hat{x}$$	\hat{x}
$$\overline{xyz}$$	\overline{xyz}
$$\vec{x}$$	\vec{x}
$$\widehat{xy}$$	\widehat{xy}
$$\bar{x}$$	\bar{x}
$$\overrightarrow{xy}$$	\overrightarrow{xy}
$$\overleftrightarrow{xy}$$	\overleftrightarrow{xy}
$$\dot{x}$$	\dot{x}
$$\ddot{x}$$	\ddot{x}

• Note: other greek uppercase letters == Roman letter.

Examples

• Plain text:
  • $$\left{ x \in \mathbb{N} \mid x \text{ is an even number} \right}$$
• The Einstein field equations (EFE)
  • $$R_{\mu \nu} - {1 \over 2} g_{\mu \nu},R g_{\mu \nu} \Lambda = {8 \pi G \over c^4} T_{\mu \nu}$$
• \Biggl(\biggl(\Bigl(\bigl((x)\bigr)\Bigr)\biggr)\Biggr)
  • $$\Biggl(\biggl(\Bigl(\bigl((x)\bigr)\Bigr)\biggr)\Biggr)$$

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