Cheatsheet

Symbol Shortcuts

Pick a subject to see every symbol you can insert. For math subjects, wrap LaTeX in $...$ for inline or $$...$$ for display style.

LaTeX-powered math symbols, formulas, matrices and more

Type-to-render essentials

TypeRenders asDescription
\alphaα\alphaInsert α (also \beta, \gamma, ...)
\piπ\piInsert π
\thetaθ\thetaInsert θ
\sqrt{}x\sqrt{x}Square root
\frac{a}{b}ab\frac{a}{b}Fraction
^{2}x2x^{2}Superscript / power
_{1}x1x_{1}Subscript
\int\intIntegral
\sum\sumSummation
\prod\prodProduct
\limlimx0\lim_{x \to 0}Limit
\sin \cos \tansinx\sin xTrig functions
\log \lnlogx\log xLogarithms
\vec{a}a\vec{a}Vector arrow
\hat{x}x^\hat{x}Hat accent
\bar{x}xˉ\bar{x}Bar / mean
\binom{n}{r}(nr)\binom{n}{r}Binomial (nCr)
\mathbb{R}R\mathbb{R}Number sets ℝ ℕ ℤ ℚ ℂ
\begin{pmatrix}(abcd)\begin{pmatrix} a & b \\ c & d \end{pmatrix}Matrix
\begin{cases}{ax>0bx0\begin{cases} a & x>0 \\ b & x\leq 0 \end{cases}Piecewise / cases
$ ... $$x^2 + y^2$Inline math (single $)
$$ ... $$$$E = mc^2$$Display math (double $$)

Inline math

The equation $ax^2 + bx + c = 0$ has two roots.
The equation ax2+bx+c=0ax^2 + bx + c = 0 has two roots.

Display math

$$x = \frac{-b \pm \sqrt{b^2-4ac}}{2a}$$
x=b±b24ac2ax = \frac{-b \pm \sqrt{b^2-4ac}}{2a}

Basic

x2x^{2}
$x^{2}$
xnx^{n}
$x^{n}$
x1x_{1}
$x_{1}$
xix_{i}
$x_{i}$
ab\frac{a}{b}
$\frac{a}{b}$
12\tfrac{1}{2}
$\tfrac{1}{2}$
x\sqrt{x}
$\sqrt{x}$
xn\sqrt[n]{x}
$\sqrt[n]{x}$
x3\sqrt[3]{x}
$\sqrt[3]{x}$
±\pm
$\pm$
\mp
$\mp$
\cdot
$\cdot$
\ast
$\ast$
\circ
$\circ$
^{\circ}
$^{\circ}$
\infty
$\infty$
\ldots
$\ldots$
\cdots
$\cdots$
%\%
$\%$

Greek

α\alpha
$\alpha$
β\beta
$\beta$
γ\gamma
$\gamma$
δ\delta
$\delta$
ϵ\epsilon
$\epsilon$
ε\varepsilon
$\varepsilon$
ζ\zeta
$\zeta$
η\eta
$\eta$
θ\theta
$\theta$
ϑ\vartheta
$\vartheta$
ι\iota
$\iota$
κ\kappa
$\kappa$
λ\lambda
$\lambda$
μ\mu
$\mu$
ν\nu
$\nu$
ξ\xi
$\xi$
π\pi
$\pi$
ϖ\varpi
$\varpi$
ρ\rho
$\rho$
ϱ\varrho
$\varrho$
σ\sigma
$\sigma$
ς\varsigma
$\varsigma$
τ\tau
$\tau$
υ\upsilon
$\upsilon$
ϕ\phi
$\phi$
φ\varphi
$\varphi$
χ\chi
$\chi$
ψ\psi
$\psi$
ω\omega
$\omega$
Γ\Gamma
$\Gamma$
Δ\Delta
$\Delta$
Θ\Theta
$\Theta$
Λ\Lambda
$\Lambda$
Ξ\Xi
$\Xi$
Π\Pi
$\Pi$
Σ\Sigma
$\Sigma$
Υ\Upsilon
$\Upsilon$
Φ\Phi
$\Phi$
Ψ\Psi
$\Psi$
Ω\Omega
$\Omega$
\aleph
$\aleph$

Operators

++
$+$
-
$-$
×\times
$\times$
÷\div
$\div$
\star
$\star$
\oplus
$\oplus$
\ominus
$\ominus$
\otimes
$\otimes$
\oslash
$\oslash$
\odot
$\odot$
i=1n\sum_{i=1}^{n}
$\sum_{i=1}^{n}$
i=1n\prod_{i=1}^{n}
$\prod_{i=1}^{n}$
\coprod
$\coprod$
\int
$\int$
\iint
$\iint$
\iiint
$\iiint$
\oint
$\oint$
\partial
$\partial$
\nabla
$\nabla$
n!n!
$n!$

Relations

==
$=$
\neq
$\neq$
\approx
$\approx$
\equiv
$\equiv$
\triangleq
$\triangleq$
<<
$<$
>>
$>$
\leq
$\leq$
\geq
$\geq$
\ll
$\ll$
\gg
$\gg$
\propto
$\propto$
\cong
$\cong$
\sim
$\sim$
\simeq
$\simeq$
\prec
$\prec$
\succ
$\succ$
\preceq
$\preceq$
\succeq
$\succeq$
\doteq
$\doteq$
\mid
$\mid$
\nmid
$\nmid$

Calculus

limx0\lim_{x \to 0}
$\lim_{x \to 0}$
lim supn\limsup_{n \to \infty}
$\limsup_{n \to \infty}$
lim infn\liminf_{n \to \infty}
$\liminf_{n \to \infty}$
dydx\frac{dy}{dx}
$\frac{dy}{dx}$
d2ydx2\frac{d^{2}y}{dx^{2}}
$\frac{d^{2}y}{dx^{2}}$
yx\frac{\partial y}{\partial x}
$\frac{\partial y}{\partial x}$
ab\int_{a}^{b}
$\int_{a}^{b}$
f(x)f'(x)
$f'(x)$
f(x)f''(x)
$f''(x)$
n=1\sum_{n=1}^{\infty}
$\sum_{n=1}^{\infty}$
Δx\Delta x
$\Delta x$
dx\,dx
$\,dx$

Trigonometry

sin\sin
$\sin$
cos\cos
$\cos$
tan\tan
$\tan$
cot\cot
$\cot$
sec\sec
$\sec$
csc\csc
$\csc$
sin1\sin^{-1}
$\sin^{-1}$
cos1\cos^{-1}
$\cos^{-1}$
tan1\tan^{-1}
$\tan^{-1}$
arcsin\arcsin
$\arcsin$
arccos\arccos
$\arccos$
arctan\arctan
$\arctan$
sinh\sinh
$\sinh$
cosh\cosh
$\cosh$
tanh\tanh
$\tanh$
θ\theta^{\circ}
$\theta^{\circ}$

Functions

log\log
$\log$
loga\log_{a}
$\log_{a}$
ln\ln
$\ln$
exp\exp
$\exp$
exe^{x}
$e^{x}$
max\max
$\max$
min\min
$\min$
gcd\gcd
$\gcd$
lcm\operatorname{lcm}
$\operatorname{lcm}$
mod\bmod
$\bmod$
x\lvert x \rvert
$\lvert x \rvert$
x\lfloor x \rfloor
$\lfloor x \rfloor$
x\lceil x \rceil
$\lceil x \rceil$
fgf \circ g
$f \circ g$
f1f^{-1}
$f^{-1}$

Statistics

xˉ\bar{x}
$\bar{x}$
x^\hat{x}
$\hat{x}$
x~\tilde{x}
$\tilde{x}$
σ2\sigma^{2}
$\sigma^{2}$
μ\mu
$\mu$
P(A)P(A)
$P(A)$
P(AB)P(A \mid B)
$P(A \mid B)$
E[X]E[X]
$E[X]$
Var(X)\operatorname{Var}(X)
$\operatorname{Var}(X)$
Cov(X,Y)\operatorname{Cov}(X,Y)
$\operatorname{Cov}(X,Y)$
(nr)\binom{n}{r}
$\binom{n}{r}$
nPr{}^{n}P_{r}
${}^{n}P_{r}$
n!n!
$n!$
XN(μ,σ2)X \sim \mathcal{N}(\mu,\sigma^{2})
$X \sim \mathcal{N}(\mu,\sigma^{2})$

Sets & Logic

\in
$\in$
\notin
$\notin$
\ni
$\ni$
\subset
$\subset$
\supset
$\supset$
\subseteq
$\subseteq$
\supseteq
$\supseteq$
\subsetneq
$\subsetneq$
\cup
$\cup$
\cap
$\cap$
\bigcup
$\bigcup$
\bigcap
$\bigcap$
\setminus
$\setminus$
\emptyset
$\emptyset$
N\mathbb{N}
$\mathbb{N}$
Z\mathbb{Z}
$\mathbb{Z}$
Q\mathbb{Q}
$\mathbb{Q}$
R\mathbb{R}
$\mathbb{R}$
C\mathbb{C}
$\mathbb{C}$
P\mathbb{P}
$\mathbb{P}$
\forall
$\forall$
\exists
$\exists$
\nexists
$\nexists$
¬\neg
$\neg$
\wedge
$\wedge$
\vee
$\vee$
\oplus
$\oplus$
\top
$\top$
\bot
$\bot$
\therefore
$\therefore$
\because
$\because$
\blacksquare
$\blacksquare$

Geometry

\angle
$\angle$
\measuredangle
$\measuredangle$
\sphericalangle
$\sphericalangle$
\perp
$\perp$
\parallel
$\parallel$
\nparallel
$\nparallel$
\triangle
$\triangle$
\square
$\square$
\bigcirc
$\bigcirc$
\odot
$\odot$
AB\overleftrightarrow{AB}
$\overleftrightarrow{AB}$
AB\overrightarrow{AB}
$\overrightarrow{AB}$
AB\overline{AB}
$\overline{AB}$
AB\overset{\frown}{AB}
$\overset{\frown}{AB}$

Matrices

(abcd)\begin{pmatrix} a & b \\ c & d \end{pmatrix}
$\begin{pmatrix} a & b \\ c & d \end{pmatrix}$
[abcd]\begin{bmatrix} a & b \\ c & d \end{bmatrix}
$\begin{bmatrix} a & b \\ c & d \end{bmatrix}$
abcd\begin{vmatrix} a & b \\ c & d \end{vmatrix}
$\begin{vmatrix} a & b \\ c & d \end{vmatrix}$
abcd\begin{Vmatrix} a & b \\ c & d \end{Vmatrix}
$\begin{Vmatrix} a & b \\ c & d \end{Vmatrix}$
{abcd}\begin{Bmatrix} a & b \\ c & d \end{Bmatrix}
$\begin{Bmatrix} a & b \\ c & d \end{Bmatrix}$
(a11a12a13a21a22a23a31a32a33)\begin{pmatrix} a_{11} & a_{12} & a_{13} \\ a_{21} & a_{22} & a_{23} \\ a_{31} & a_{32} & a_{33} \end{pmatrix}
$\begin{pmatrix} a_{11} & a_{12} & a_{13} \\ a_{21} & a_{22} & a_{23} \\ a_{31} & a_{32} & a_{33} \end{pmatrix}$
f(x)={xx0xx<0f(x) = \begin{cases} x & x \geq 0 \\ -x & x < 0 \end{cases}
$f(x) = \begin{cases} x & x \geq 0 \\ -x & x < 0 \end{cases}$
ATA^{T}
$A^{T}$
A1A^{-1}
$A^{-1}$
det(A)\det(A)
$\det(A)$

Arrows

\to
$\to$
\leftarrow
$\leftarrow$
\uparrow
$\uparrow$
\downarrow
$\downarrow$
\leftrightarrow
$\leftrightarrow$
\Rightarrow
$\Rightarrow$
\Leftarrow
$\Leftarrow$
\Uparrow
$\Uparrow$
\Downarrow
$\Downarrow$
\Leftrightarrow
$\Leftrightarrow$
\mapsto
$\mapsto$
\hookrightarrow
$\hookrightarrow$
\hookleftarrow
$\hookleftarrow$
\longrightarrow
$\longrightarrow$
\longleftarrow
$\longleftarrow$
\Longrightarrow
$\Longrightarrow$
\Longleftrightarrow
$\Longleftrightarrow$

Delimiters

(x)\left( x \right)
$\left( x \right)$
[x]\left[ x \right]
$\left[ x \right]$
{x}\left\{ x \right\}
$\left\{ x \right\}$
x\left\langle x \right\rangle
$\left\langle x \right\rangle$
x\left| x \right|
$\left| x \right|$
x\left\| x \right\|
$\left\| x \right\|$
x\left\lfloor x \right\rfloor
$\left\lfloor x \right\rfloor$
x\left\lceil x \right\rceil
$\left\lceil x \right\rceil$

Accents

xˉ\bar{x}
$\bar{x}$
x\vec{x}
$\vec{x}$
x^\hat{x}
$\hat{x}$
x~\tilde{x}
$\tilde{x}$
x˙\dot{x}
$\dot{x}$
x¨\ddot{x}
$\ddot{x}$
xˊ\acute{x}
$\acute{x}$
xˋ\grave{x}
$\grave{x}$
x˘\breve{x}
$\breve{x}$
xˇ\check{x}
$\check{x}$
x\overline{x}
$\overline{x}$
x\underline{x}
$\underline{x}$
abc\overbrace{abc}
$\overbrace{abc}$
abc\underbrace{abc}
$\underbrace{abc}$

Pro tips

  • Switch the Subject in the editor to load a different symbol palette.
  • Math symbols are inserted wrapped in $...$ so they render as formulas. Text symbols (letters, punctuation) insert as-is.
  • For Telugu and Hindi, click consonants then matras to build syllables.