MathJax Supported \(\LaTeX\) commands ( http://docs.mathjax.org/en/latest/tex.html )

http://trsketch.blog.me
http://trsketch.dothome.co.kr
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see also http://en.wikibooks.org/wiki/Category:TeX
and recommend http://www.onemathematicalcat.org/MathJaxDocumentation/TeXSyntax.htm

Symbols

#

used to specify arguments in definitions of control sequences.

%

used to introduce 'comments' into the input file that do not appear in the final document.

&

used when typesetting tables in order to separate entries in different columns.

^

superscripts                  \(2^{10}\) → \(2^{10}\)

_

subscripts                     \(A_1\) → \(A_1\)

{ }

used for grouping

~

prohibits a line break, and inserts an ordinary interword space.

\   (backslash-space)

A space following a control sequence may be obtained by preceding the space with a backslash \.

\!

negative thinspace(= \negthinspace)        \(x^2\!/2\) → \(x^2\!/2\)

\#

\(\#\)

\$

\(\$\)

\%

\(\%\)

\&

\(\&\)

\,

thinspace(=\thinspace)                \(n!\,(n+1)!\) → \(n!\,(n+1)!\)

\:

medspace

\;

thickspace 1/12em

\>

medspace

\\

separates lines

\_

\(\_\)

\{

\(\{\)

\|

\(\|\) (=\Vert)

\}

\(\}\)

 

A

\above

\(1\above 0.5pt 2\) → \(1\above 0.5pt 2\)

\abovewithdelims

\(p\abovewithdelims(]0.5pt q\) → \(p\abovewithdelims(]0.5pt q\)

\acute

\(\acute A\)

\aleph

\(\aleph\)

\alpha

\(\alpha\)

\amalg

\(\amalg\)

\And

\(\And\)

\angle

\(\angle\)

\approx

\(\approx\)

\approxeq

\(\approxeq\)     [AMSsymbols]

\arccos

\(\arccos\)

\arcsin

\(\arcsin\)

\arctan

\(\arctan\)

\arg

\(\arg\)

\array

\(\array{1 & 2\\3 & 4}\) → \(\array{1 & 2\\3 & 4}\)

\Arrowvert

\(\Arrowvert\)

\arrowvert

\(\arrowvert\)

\ast

\(\ast\)

\asymp

\(\asymp\)

\atop

\(1\atop2\) → \(1\atop2\)

\atopwithdelims

\(a\atopwithdelims(] b\) → \(a\atopwithdelims(] b\)

 

B

\backepsilon

\(\backepsilon\)     [AMSsymbols]

\backprime

\(\backprime\)       [AMSsymbols]

\backsim

\(\backsim\)         [AMSsymbols]

\backsimeq

\(\backsimeq\)     [AMSsymbols]

\backslash

\(\backslash\)

\bar

\(\bar{A}\) → \(\bar{A}\)

\barwedge

\(\barwedge\)        [AMSsymbols]

\Bbb

\(\Bbb{AB}\) → \(\Bbb{AB}\)

\Bbbk

\(\Bbbk\)        [AMSsymbols]

\bbox

\(\bbox[yellow, 1pt, border:2px solid red]{a+a=2a}\)

\bcancel

strikeout from upper left to lower right [require cancel.js]

\because

\(\because\)        [AMSsymbols]

\begin

see Environments ( at the bottom of this page)

\begingroup

with \endgroup localizing macro definitions

\beta

\(\beta\)

\beth

\(\beth\)     [AMSsymbols]

\between

\(\between\)     [AMSsymbols]

\bf

\(\bf{ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890}\)

\Big

\(\Big[\) \(\Big]\) \(\Big|\) \(\Big/\) \(\Big(\) \(\Big)\)

\big

\(\big[\) \(\big]\) \(\big|\) \(\big/\) \(\big(\) \(\big)\)

\bigcap

\(\bigcap\)

\bigcirc

\(\bigcirc\)

\bigcup

\(\bigcup\)

\Bigg

\(\Bigg[\) \(\Bigg]\) \(\Bigg|\) \(\Bigg/\) \(\Bigg(\) \(\Bigg)\)

\bigg

\(\bigg[\) \(\bigg]\) \(\bigg|\) \(\bigg/\) \(\bigg(\) \(\bigg)\)

\Biggl

\(\Biggl[\) \(\Biggl|\) \(\Biggl/\) \(\Biggl(\)

\biggl

\(\biggl[\) \(\biggl|\) \(\biggl/\) \(\biggl(\)

\Biggm

\(\Biggm|\) \(\Biggm\|\)

\biggm

\(\biggm|\) \(\biggm\|\)

\Biggr

\(\Biggr]\) \(\Biggr|\) \(\Biggr/\) \(\Biggr)\)

\biggr

\(\biggr]\) \(\biggr|\) \(\biggr/\) \(\biggr)\)

\Bigl

\(\Bigl[\) \(\Bigl|\) \(\Bigl/\) \(\Bigl(\)

\bigl

\(\bigl[\) \(\bigl|\) \(\bigl/\) \(\bigl(\)

\Bigm

\(\Bigm|\) \(\Bigm\|\)

\bigm

\(\bigm|\) \(\bigm\|\)

\bigodot

\(\bigodot\)

\bigoplus

\(\bigoplus\)

\bigotimes

\(\bigotimes\)

\Bigr

\(\Bigr]\) \(\Bigr|\) \(\Bigr/\) \(\Bigr)\)

\bigr

\(\bigr]\) \(\bigr|\) \(\bigr/\) \(\bigr)\)

\bigsqcup

\(\bigsqcup\)

\bigstar

\(\bigstar\)     [AMSsymbols]

\bigtriangledown

\(\bigtriangledown\)

\bigtriangleup

\(\bigtriangleup\)

\biguplus

\(\biguplus\)

\bigvee

\(\bigvee\)

\bigwedge

\(\bigwedge\)

\binom

\(\binom nk\) → \(\binom nk\)     [AMSmath]

\blacklozenge

\(\blacklozenge\)     [AMSsymbols]

\blacksquare

\(\blacksquare\)      [AMSsymbols]

\blacktriangle

\(\blacktriangle\)     [AMSsymbols]

\blacktriangledown

\(\blacktriangledown\)     [AMSsymbols]

\blacktriangleleft

\(\blacktriangleleft\)     [AMSsymbols]

\blacktriangleright

\(\blacktriangleright\)     [AMSsymbols]

\bmod

\(\bmod\)

\boldsymbol

\(\boldsymbol {ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890}\)     [boldsymbol]

\bot

\(\bot\)

\bowtie

\(\bowtie\)

\Box

\(\Box\)     [AMSsymbols]

\boxdot

\(\boxdot\)     [AMSsymbols]

\boxed

\(\boxed{1+1=2}\) → \(\boxed{1+1=2}\)        [AMSmath]

\boxminus

\(\boxminus\)     [AMSsymbols]

\boxplus

\(\boxplus\)     [AMSsymbols]

\boxtimes

\(\boxtimes\)     [AMSsymbols]

\brace

\(1\brace2\) → \(1\brace2\)

\bracevert

\(\bracevert\)

\brack

\(1\brack2\) → \(1\brack2\)

\breve

\(\breve A\)

\buildrel

\(\buildrel k=0\over\longrightarrow\) → \(\buildrel k=0\over\longrightarrow\)

\bullet

\(\bullet\)

\Bumpeq

\(\Bumpeq\)     [AMSsymbols]

\bumpeq

\(\bumpeq\)     [AMSsymbols]

 

C

\cal

\(\cal {ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890}\)

\cancel

strikeout from lower left to upper right [require cancel.js]

\cancelto

\cancelto{val}{math} strikeout math with an arrow going to value [require cancel.js]

\cap

\(\cap\)

\Cap

\(\Cap\)     [AMSsymbols]

\cases

\(f(x)=\cases {1 &\text{for $x>0$}\\0 &\text{for $x\leq0$}}\) → \(f(x)=\cases {1 &\text{for $x>0$}\\0 &\text{for $x\leq0$}}\)

\cdot

\(\cdot\)

\cdotp

\(\cdotp\)

\cdots

\(\cdots\)

\ce

[require mhchem.js] http://www.ctan.org/pkg/mhchem

\cee

[require mhchem.js] http://www.ctan.org/pkg/mhchem

\centerdot

\(\centerdot\)     [AMSsymbols]

\cfrac

\(1+\cfrac{2}{1+\cfrac{2}{1+\cfrac{2}{\cdots}}} \) → \(1+\cfrac{2}{1+\cfrac{2}{1+\cfrac{2}{\cdots}}} \)     [AMSmath]

\check

\(\check A\)

\checkmark

\(\checkmark\)     [AMSsymbols]

\chi

\(\chi\)

\choose

\( n \choose a \) → \( n \choose a \)

\circ

\(\circ\)

\circeq

\(\circeq\)     [AMSsymbols]

\circlearrowleft

\(\circlearrowleft\)     [AMSsymbols]

\circlearrowright

\(\circlearrowright\)     [AMSsymbols]

\circledast

\(\circledast\)     [AMSsymbols]

\circledcirc

\(\circledcirc\)     [AMSsymbols]

\circleddash

\(\circleddash\)     [AMSsymbols]

\circledR

\(\circledR\)     [AMSsymbols]

\circledS

\(\circledS\)     [AMSsymbols]

\class

allows CSS to style the element

\clubsuit

\(\clubsuit\)

\colon

\(\colon\)

\color

\(\color{red}{f(x)=x^2}\) → \(\color{red}{f(x)=x^2}\)

\colorbox

[require color.js]

\complement

\(\complement\)     [AMSsymbols]

\cong

\(\cong\)

\coprod

\(\coprod\)

\cos

\(\cos\)

\cosh

\(\cosh\)

\cot

\(\cot\)

\coth

\(\coth\)

\cr

carriage return

\csc

\(\csc\)

\cssId

allows CSS to style the element

\cup

\(\cup\)

\Cup

\(\Cup\)     [AMSsymbols]

\curlyeqprec

\(\curlyeqprec\)     [AMSsymbols]

\curlyeqsucc

\(\curlyeqsucc\)     [AMSsymbols]

\curlyvee

\(\curlyvee\)     [AMSsymbols]

\curlywedge

\(\curlywedge\)     [AMSsymbols]

\curvearrowleft

\(\curvearrowleft\)     [AMSsymbols]

\curvearrowright

\(\curvearrowright\)     [AMSsymbols]

 

D

\dagger

\(\dagger\)

\daleth

\(\daleth\)     [AMSsymbols]

\dashleftarrow

\(\dashleftarrow\)     [AMSsymbols]

\dashrightarrow

\(\dashrightarrow\)     [AMSsymbols]

\dashv

\(\dashv\)

\dbinom

\(\dbinom pq\)     [AMSmath]

\ddagger

\(\ddagger\)

\ddddot

\(\ddddot A\)      [AMSmath]

\dddot

\(\dddot A\)     [AMSmath]

\ddot

\(\ddot A\)

\ddots

\(\ddots\)

\DeclareMathOperator

\(\DeclareMathOperator*{\argmax}{arg\,max} \argmax_c f(c)\) → \(\DeclareMathOperator*{\argmax}{arg\,max} \argmax_c f(c)\)      [AMSmath]

\defineColor

[require color.js]

\def

\(\def\ab{\alpha^2+\beta^2} \sqrt{\ab}\) → \(\def\ab{\alpha^2+\beta^2} \sqrt{\ab}\)     [newcommand]

\deg

\(\deg\)

\Delta

\(\Delta\)

\delta

\(\delta\)

\det

\(\det\)

\dfrac

\(\dfrac 12\)     [AMSmath]

\diagdown

\(\diagdown\)     [AMSsymbols]

\diagup

\(\diagup\)     [AMSsymbols]

\diamond

\(\diamond\)

\Diamond

\(\Diamond\)     [AMSsymbols]

\diamondsuit

\(\diamondsuit\)

\digamma

\(\digamma\)     [AMSsymbols]

\dim

\(\dim\)

\displaylines

\(\displaylines{a+b=c\\x+y=z}\) → \(\displaylines{a+b=c\\x+y=z}\)
display several equations, centered

\displaystyle

\(\displaystyle{\frac12}\) → \(\displaystyle{\frac12}\)

\div

\(\div\)

\divideontimes

\(\divideontimes\)     [AMSsymbols]

\dot

\(\dot A\)

\doteq

\(\doteq\)

\Doteq

\(\Doteq\)     [AMSsymbols]

\doteqdot

\(\doteqdot\)     [AMSsymbols]

\dotplus

\(\dotplus\)     [AMSsymbols]

\dots

\(\dots\)

\dotsb

\(\dotsb\)

\dotsc

\(\dotsc\)

\dotsi

\(\dotsi\)

\dotsm

\(\dotsm\)

\dotso

\(\dotso\)

\doublebarwedge

\(\doublebarwedge\)     [AMSsymbols]

\doublecap

\(\doublecap\)     [AMSsymbols]

\doublecup

\(\doublecup\)     [AMSsymbols]

\Downarrow

\(\Downarrow\)

\downarrow

\(\downarrow\)

\downdownarrows

\(\downdownarrows\)     [AMSsymbols]

\downharpoonleft

\(\downharpoonleft\)     [AMSsymbols]

\downharpoonright

\(\downharpoonright\)     [AMSsymbols]

 

E

\ell

\(\ell\)

\emptyset

\(\emptyset\)

\enclose

[require enclose.js]

\end

see \begin

\endgroup

[require begingroup.js]

\enspace

space (1/2em)

\epsilon

\(\epsilon\)

\eqalign

\[\eqalign {x^2 \times x^3 &= x^{2+3} \\&= x^5}\]

\eqalignno

\[\eqalignno{a^2+b^2=c^2 &&(1)\cr a^2=c^2-b^2 &&(2)}\]
display aligned equations numbered at right

\eqcirc

\(\eqcirc\)     [AMSsymbols]

\eqref

AMS Automatic Equation Numbering. {turned off by default}

\eqsim

\(\eqsim\)     [AMSsymbols]

\eqslantgtr

\(\eqslantgtr\)     [AMSsymbols]

\eqslantless

\(\eqslantless\)     [AMSsymbols]

\equiv

\(\equiv\)

\eta

\(\eta\)

\eth

\(\eth\)     [AMSsymbols]

\exists

\(\exists\)

\exp

\(\exp\)

 

F

\fallingdotseq

\(\fallingdotseq\)     [AMSsymbols]

\fbox

\(\fbox{1+1=2}\)

\fcolorbox

[require color.js]

\Finv

\(\Finv\)     [AMSsymbols]

\flat

\(\flat\)

\forall

\(\forall\)

\frac

\(\frac 12\)     [AMSmath]

\frak

\(\frak {ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890}\)

\frown

\(\frown\)

 

G

\Game

\(\Game\)     [AMSsymbols]

\Gamma

\(\Gamma\)

\gamma

\(\gamma\)

\gcd

\(\gcd\)

\gdef

[require begingroup.js]

\ge

\(\ge\)

\genfrac

\genfrac{left-delim}{right-delim}{thickness}{mathstyle}{numerator}{denominator}     [AMSmath]

\geq

\(\geq\)

\geqq

\(\geqq\)     [AMSsymbols]

\geqslant

\(\geqslant\)     [AMSsymbols]

\gets

\(\gets\)

\gg

\(\gg\)

\ggg

\(\ggg\)     [AMSsymbols]

\gggtr

\(\gggtr\)     [AMSsymbols]

\gimel

\(\gimel\)     [AMSsymbols]

\global

[require begingroup.js]

\gnapprox

\(\gnapprox\)     [AMSsymbols]

\gneq

\(\gneq\)     [AMSsymbols]

\gneqq

\(\gneqq\)     [AMSsymbols]

\gnsim

\(\gnsim\)     [AMSsymbols]

\grave

\(\grave A\)

\gt

\(\gt\)

\gtrapprox

\(\gtrapprox\)     [AMSsymbols]

\gtrdot

\(\gtrdot\)     [AMSsymbols]

\gtreqless

\(\gtreqless\)     [AMSsymbols]

\gtreqqless

\(\gtreqqless\)     [AMSsymbols]

\gtrless

\(\gtrless\)     [AMSsymbols]

\gtrsim

\(\gtrsim\)     [AMSsymbols]

\gvertneqq

\(\gvertneqq\)     [AMSsymbols]

 

H

\hat

\(\hat A\)

\hbar

\(\hbar\)

\hbox

\(\hbox{a+b=c}\)

\hdashline

\(\begin{array} \hdashline1 & 2 \\ \hdashline 3 & 4 \\ \hdashline\end{array}\) →  \(\begin{array} \hdashline1 & 2 \\ \hdashline 3 & 4 \\ \hdashline\end{array}\)

\heartsuit

\(\heartsuit\)

\hline

\(\begin{array}\hline1 & 2 \\ \hline3 & 4 \\ \hline\end{array}\) →  \(\begin{array}\hline1 & 2 \\ \hline3 & 4 \\ \hline\end{array}\)

\hom

\(\hom\)

\hookleftarrow

\(\hookleftarrow\)

\hookrightarrow

\(\hookrightarrow\)

\hphantom

\(1\hphantom{aaa}+\hphantom{aaaaaa}1=2\) →  \(1\hphantom{aaa}+\hphantom{aaaaaa}1=2\)

\hskip

\(1+\hskip 1em 1=2\) →  \(1+\hskip 1em 1=2\)

\hslash

\(\hslash\)     [AMSsymbols]

\hspace

\(\therefore 1+1=2\hspace 1em \blacksquare\) →  \(\therefore 1+1=2\hspace 1em \blacksquare\)

\Huge

\(\Huge{VERY\quad HUGE\quad SIZE}\)

\huge

\(\huge{HUGE\quad SIZE}\)

 

I

\idotsint

\(\idotsint\)     [AMSmath]

\iff

\(\iff\)

\iiiint

\(\iiiint\)     [AMSmath]

\iiint

\(\iiint\)

\iint

\(\iint\)

\Im

\(\Im\)

\imath

\(\imath\)

\impliedby

\(\impliedby\)     [AMSsymbols]

\implies

\(\implies\)     [AMSsymbols]

\in

\(\in\)

\inf

\(\inf\)

\infty

\(\infty\)

\injlim

\(\injlim\)     [AMSmath]

\int

\(\int\)

\intercal

\(\intercal\)     [AMSsymbols]

\intop

\(\intop\)

\iota

\(\iota\)

\it

\(\it{{ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890}}\)

 

J

\jmath

\(\jmath\)

\Join

\(\Join\)     [AMSsymbols]

 

K

\kappa

\(\kappa\)

\ker

\(\ker\)

\kern

\(\therefore\kern 1.5em 1+1=2\) →  \(\therefore\kern 1.5em 1+1=2\)

 

L

\label

equation label     [AMSmath]

\Lambda

\(\Lambda\)

\lambda

\(\lambda\)

\land

\(\land\)

\langle

\(\langle\)

\LARGE

\(\LARGE{LARGE\quad SIZE}\)

\Large

\(\Large{Large\quad size}\)

\large

\(\large{large\quad size}\)

\LaTeX

\(\LaTeX\)

\lbrace

\(\lbrace\)

\lbrack

\(\lbrack\)

\lceil

\(\lceil\)

\ldotp

\(\ldotp\)

\ldots

\(\ldots\)

\le

\(\le\)

\leadsto

\(\leadsto\)     [AMSsymbols]

\left

\(\left( 2^{10} \right. ~ \left[ 2^{10}\right. ~ \left/ 2^{10} \right. ~ \left| 2^{10} \right.\)

\Leftarrow

\(\Leftarrow\)

\leftarrow

\(\leftarrow\)

\leftarrowtail

\(\leftarrowtail\)     [AMSsymbols]

\leftharpoondown

\(\leftharpoondown\)

\leftharpoonup

\(\leftharpoonup\)

\leftleftarrows

\(\leftleftarrows\)     [AMSsymbols]

\Leftrightarrow

\(\Leftrightarrow\)

\leftrightarrow

\(\leftrightarrow\)

\leftrightarrows

\(\leftrightarrows\)     [AMSsymbols]

\leftrightharpoons

\(\leftrightharpoons\)     [AMSsymbols]

\leftrightsquigarrow

\(\leftrightsquigarrow\)     [AMSsymbols]

\leftroot

\(\root \uproot 3 \leftroot{-1} \alpha+\beta \of {1+\frac ab}\) →  \(\root \uproot 3 \leftroot{-1} \alpha+\beta \of {1+\frac ab}\)

\leftthreetimes

\(\leftthreetimes\)     [AMSsymbols]

\leq

\(\leq\)

\leqalignno

\[\leqalignno{&(1) &a^2+b^2=c^2 \cr &(2) &a^2=c^2-b^2}\]
display aligned equations numbered at left

\leqq

\(\leqq\)     [AMSsymbols]

\leqslant

\(\leqslant\)     [AMSsymbols]

\lessapprox

\(\lessapprox\)     [AMSsymbols]

\lessdot

\(\lessdot\)     [AMSsymbols]

\lesseqgtr

\(\lesseqgtr\)     [AMSsymbols]

\lesseqqgtr

\(\lesseqqgtr\)     [AMSsymbols]

\lessgtr

\(\lessgtr\)     [AMSsymbols]

\lesssim

\(\lesssim\)     [AMSsymbols]

\let

[require newcommand.js]     [newcommand]

\lfloor

\(\lfloor\)

\lg

\(\lg\)

\lgroup

\(\lgroup\)

\lhd

\(\lhd\)     [AMSsymbols]

\lim

\(\lim\)

\liminf

\(\liminf\)

\limits

\(\sum\limits_{n=1}^\infty\frac{(-1)^n}n\) vs \(\sum_{n=1}^\infty\frac{(-1)^n}n\)

\limsup

\(\limsup\)

\ll

\(\ll\)

\llap

\(a_0 \hspace 3em \llap{a_1} \hspace 3em \llap{a_2}\)
\(aa_0 \hspace 3em \llap{aa_1} \hspace 3em \llap{aa_2}\)

\llcorner

\(\llcorner\)     [AMSsymbols]

\Lleftarrow

\(\Lleftarrow\)     [AMSsymbols]

\lll

\(\lll\)     [AMSsymbols]

\llless

\(\llless\)     [AMSsymbols]

\lmoustache

\(\lmoustache\)

\ln

\(\ln\)

\lnapprox

\(\lnapprox\)    [AMSsymbols]

\lneq

\(\lneq\)     [AMSsymbols]

\lneqq

\(\lneqq\)     [AMSsymbols]

\lnot

\(\lnot\)

\lnsim

\(\lnsim\)     [AMSsymbols]

\log

\(\log\)

\Longleftarrow

\(\Longleftarrow\)

\longleftarrow

\(\longleftarrow\)

\Longleftrightarrow

\(\Longleftrightarrow\)

\longleftrightarrow

\(\longleftrightarrow\)

\longmapsto

\(\longmapsto\)

\Longrightarrow

\(\Longrightarrow\)

\longrightarrow

\(\longrightarrow\)

\looparrowleft

\(\looparrowleft\)     [AMSsymbols]

\looparrowright

\(\looparrowright\)     [AMSsymbols]

\lor

\(\lor\)

\lower

\(\rlap{\int}\lower 1.2em \hbox{n=k}\) →  \(\rlap{\int}\lower 1.2em \hbox{n=k}\)

\lozenge

\(\lozenge\)     [AMSsymbols]

\lrcorner

\(\lrcorner\)     [AMSsymbols]

\Lsh

\(\Lsh\)     [AMSsymbols]

\lt

\(\lt\)

\ltimes

\(\ltimes\)     [AMSsymbols]

\lVert

\(\lVert\)     [AMSmath]

\lvert

\(\lvert\)     [AMSmath]

\lvertneqq

\(\lvertneqq\)     [AMSsymbols]

 

M

\maltese

\(\maltese\)     [AMSsymbols]

\mapsto

\(\mapsto\)

\mathbb

\(\mathbb {ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890}\)

\mathbf

\(\mathbf {ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890}\)

\mathbin

\(\mathbin |\) → \(\mathbin |\) //takes an argument and treats it as a binary symbol.

\mathcal

\(\mathcal {ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890}\)

\mathchoice

\mathchoice {displaystyle}{text style}{scriptstyle}{scriptscriptstyle}     [mathchoice]

\mathclose

\(\mathclose {A}\) //takes an argument and treats it as a closing symbol.

\mathfrak

\(\mathfrak {ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890}\)

\mathinner

\(\mathinner A\) //takes an argument and treats it as an inner symbol.

\mathit

\(\mathit {ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890}\)

\mathop

\(\mathop A\) //takes an argument and treats it as an operator symbol.

\mathopen

\(\mathopen A\) //takes an argument and treats it as an opening symbol.

\mathord

\(\mathord A\) //takes an argument and treats it as an ordinary symbol.

\mathpunct

\(\mathpunct A\) //takes an argument and treats it as a punctation symbol.

\mathrel

\(\mathrel A\) //takes an argument and treats it as a relation symbol.

\mathring

\(\mathring A\)     [AMSmath]

\mathrm

\(\mathrm {ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890}\)

\mathscr

\(\mathscr {ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890}\)

\mathsf

\(\mathsf {ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890}\)

\mathstrut

\(\mathstrut\) =\vphantom(

\mathtip

[require action.js]     [non-standard]

\mathtt

\(\mathtt {ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890}\)

\matrix

\(A=\left( \matrix{1& 0 \\ 0& 1}\right)\) →  \(A=\left( \matrix{1& 0 \\ 0& 1}\right)\)

\max

\(\max\)

\mbox

\(\mbox{text}\)

\measuredangle

\(\measuredangle\)     [AMSsymbols]

\mho

\(\mho\)     [AMSsymbols]

\mid

\(\mid\)

\middle

\left\{x \middle| y\right\} →  \left\{x \middle| y\right\}

\min

\(\min\)

\mit

\(\mit {ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890}\)

\mkern

\(a+b=\mkern 12mu c\) →  \(a+b=\mkern 12mu c\)

\mmlToken

     [non-standard]

\mod

\(\mod m^2\)

\models

\(\models\)

\moveleft

\(\qquad\moveleft 4mm \hbox{abc}\) →  \(\qquad\moveleft 4mm \hbox{abc}\)

\moveright

\(\qquad\moveright 4mm \hbox{abc}\) →  \(\qquad\moveright 4mm \hbox{abc}\)

\mp

\(\mp\)

\mskip

\(\mskip 10mu a \mskip 20mu b \) →  \(\mskip 10mu a \mskip 20mu b \)

\mspace

\(\mspace 10mu a \mspace 20mu b \) →  \(\mspace 10mu a \mspace 20mu b \)

\mu

\(\mu\)

\multimap

\(\multimap\)    [AMSsymbols]

 

N

\nabla

\(\nabla\)

\natural

\(\natural\)

\ncong

\(\ncong\)     [AMSsymbols]

\ne

\(\ne\)

\nearrow

\(\nearrow\)

\neg

\(\neg\)

\negmedspace

\(1\negmedspace2\) → \(1\negmedspace2\)     [AMSmath]

\negthickspace

\(1\negthickspace2\) → \(1\negthickspace2\)     [AMSmath]

\negthinspace

\(1\negthinspace2\) → \(1\negthinspace2\)

\neq

\(\neq\)

\newcommand

\(\newcommand{\reci}[1]{\frac{1}{#1}} \reci x\) → \(\newcommand{\reci}[1]{\frac{1}{#1}} \reci x\)     [newcommand]

\newenvironment

\(\newenvironment{proof}{\bf{PROOF}\hskip 2em}{\blacksquare}\begin{proof}\text{This is an example.}\end{proof}\)     [newcommand]

\Newextarrow

[require extpfeil.js]

\newline

=\cr

\nexists

\(\nexists\)     [AMSsymbols]

\ngeq

\(\ngeq\)     [AMSsymbols]

\ngeqq

\(\ngeqq\)     [AMSsymbols]

\ngeqslant

\(\ngeqslant\)     [AMSsymbols]

\ngtr

\(\ngtr\)     [AMSsymbols]

\ni

\(\ni\)

\nLeftarrow

\(\nLeftarrow\)     [AMSsymbols]

\nleftarrow

\(\nleftarrow\)     [AMSsymbols]

\nLeftrightarrow

\(\nLeftrightarrow\)     [AMSsymbols]

\nleftrightarrow

\(\nleftrightarrow\)     [AMSsymbols]

\nleq

\(\nleq\)     [AMSsymbols]

\nleqq

\(\nleqq\)     [AMSsymbols]

\nleqslant

\(\nleqslant\)     [AMSsymbols]

\nless

\(\nless\)     [AMSsymbols]

\nmid

\(\nmid\)     [AMSsymbols]

\nobreakspace

\(\nobreakspace\)     [AMSmath]

\nolimits

\[\sum\nolimits_{i=1}^{k} \frac1{2^i}\]

\normalsize

\(\scriptsize{12{\normalsize{34}}56}\) → \(\scriptsize{12{\normalsize{34}}56}\)

\not

\(\not\)

\notag

\(\notag\)     [AMSmath]

\notin

\(\notin\)

\nparallel

\(\nparallel\)     [AMSsymbols]

\nprec

\(\nprec\)     [AMSsymbols]

\npreceq

\(\npreceq\)     [AMSsymbols]

\nRightarrow

\(\nRightarrow\)     [AMSsymbols]

\nrightarrow

\(\nrightarrow\)     [AMSsymbols]

\nshortmid

\(\nshortmid\)     [AMSsymbols]

\nshortparallel

\(\nshortparallel\)     [AMSsymbols]

\nsim

\(\nsim\)     [AMSsymbols]

\nsubseteq

\(\nsubseteq\)     [AMSsymbols]

\nsubseteqq

\(\nsubseteqq\)     [AMSsymbols]

\nsucc

\(\nsucc\)    [AMSsymbols]

\nsucceq

\(\nsucceq\)     [AMSsymbols]

\nsupseteq

\(\nsupseteq\)     [AMSsymbols]

\nsupseteqq

\(\nsupseteqq\)     [AMSsymbols]

\ntriangleleft

\(\ntriangleleft\)     [AMSsymbols]

\ntrianglelefteq

\(\ntrianglelefteq\)     [AMSsymbols]

\ntriangleright

\(\ntriangleright\)     [AMSsymbols]

\ntrianglerighteq

\(\ntrianglerighteq\)     [AMSsymbols]

\nu

\(\nu\)

\nVDash

\(\nVDash\)     [AMSsymbols]

\nVdash

\(\nVdash\)     [AMSsymbols]

\nvDash

\(\nvDash\)     [AMSsymbols]

\nvdash

\(\nvdash\)     [AMSsymbols]

\nwarrow

\(\nwarrow\)

 

O

\odot

\(\odot\)

\oint

\(\oint\)

\oldstyle

\(\oldstyle {ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890}\)

\Omega

\(\Omega\)

\omega

\(\omega\)

\omicron

\(\omicron\)

\ominus

\(\ominus\)

\operatorname

\(\operatorname{rank}(x)\) → \(\operatorname{rank}(x)\)     [AMSmath]

\oplus

\(\oplus\)

\oslash

\(\oslash\)

\otimes

\(\otimes\)

\over

\(1\over2\) → \(1\over2\)

\overbrace

\(\overbrace {abc}\)

\overleftarrow

\(\overleftarrow {abc}\)

\overleftrightarrow

\(\overleftrightarrow {abc}\)

\overline

\(\overline{AB}\)

\overrightarrow

\(\overrightarrow{abc}\)

\overset

\(x\overset{f}{\rightarrow}y\) → \(x\overset{f}{\rightarrow}y\)

\overwithdelims

\(a\overwithdelims(] b\) → \(a\overwithdelims(] b\)

\owns

\(\owns\)

 

P

\parallel

\(\parallel\)

\partial

\(\partial\)

\perp

\(\perp\)

\phantom

\(a\phantom{bc}d\) → \(a\phantom{bc}d\)

\Phi

\(\Phi\)

\phi

\(\phi\)

\Pi

\(\Pi\)

\pi

\(\pi\)

\pitchfork

\(\pitchfork\)     [AMSsymbols]

\pm

\(\pm\)

\pmatrix

\(A=\pmatrix{1&0\\0&1}\) → \(A=\pmatrix{1&0\\0&1}\)

\pmb

\(\pmb{A}_{\pmb{\infty}}\) → \(\pmb{A}_{\pmb{\infty}}\)

\pmod

\(ax+by\equiv 1 \pmod{d}\) → \(ax+by\equiv 1 \pmod{d}\)

\pod

\(x\equiv y\pod d\) → \(x\equiv y\pod d\)

\Pr

\(\Pr\)

\prec

\(\prec\)

\precapprox

\(\precapprox\)     [AMSsymbols]

\preccurlyeq

\(\preccurlyeq\)     [AMSsymbols]

\preceq

\(\preceq\)

\precnapprox

\(\precnapprox\)     [AMSsymbols]

\precneqq

\(\precneqq\)     [AMSsymbols]

\precnsim

\(\precnsim\)     [AMSsymbols]

\precsim

\(\precsim\)     [AMSsymbols]

\prime

\(\prime\)

\prod

\(\prod\)

\projlim

\(\projlim\)     [AMSmath]

\propto

\(\propto\)

\Psi

\(\Psi\)

\psi

\(\psi\)

 

Q

\qquad

2 em space

\quad

1 em space

 

R

\raise

\(\rlap{\int}\raise 1.2em \hbox{k}\) → \(\rlap{\int}\raise 1.2em \hbox{k}\)

\rangle

\(\rangle\)

\rbrace

\(\rbrace\)

\rbrack

\(\rbrack\)

\rceil

\(\rceil\)

\Re

\(\Re\)

\renewcommand

\(\newcommand{\water}{water}\water \hskip 2em \renewcommand{\water}{H_2O}\water\) → \(\newcommand{\water}{water}\water \hskip 2em \renewcommand{\water}{H_2O}\water\)   [newcommand]

\renewenvironment

     [newcommand]

\require

load extension    [non-standard]

\restriction

\(\restriction\)    [AMSsymbols]

\rfloor

\(\rfloor\)

\rgroup

\(\rgroup\)

\rhd

\(\rhd\)     [AMSsymbols]

\rho

\(\rho\)

\right

\(\left. 2^{10} \right) ~ \left. 2^{10}\right] ~ \left. 2^{10} \right/ ~ \left. 2^{10} \right|\)

\Rightarrow

\(\Rightarrow\)

\rightarrow

\(\rightarrow\)

\rightarrowtail

\(\rightarrowtail\)     [AMSsymbols]

\rightharpoondown

\(\rightharpoondown\)

\rightharpoonup

\(\rightharpoonup\)

\rightleftarrows

\(\rightleftarrows\)     [AMSsymbols]

\rightleftharpoons

\(\rightleftharpoons\)     [AMSsymbols]

\rightrightarrows

\(\rightrightarrows\)     [AMSsymbols]

\rightsquigarrow

\(\rightsquigarrow\)     [AMSsymbols]

\rightthreetimes

\(\rightthreetimes\)     [AMSsymbols]

\risingdotseq

\(\risingdotseq\)     [AMSsymbols]

\rlap

\(\rlap{\int}\lower 1.2em \hbox{n=k}\) → \(\rlap{\int}\lower 1.2em \hbox{n=k}\)

\rm

\(\rm {ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890}\)

\rmoustache

\(\rmoustache\)

\root

\(\root3\of2\) → \(\root3\of2\)

\Rrightarrow

\(\Rrightarrow\)     [AMSsymbols]

\Rsh

\(\Rsh\)     [AMSsymbols]

\rtimes

\(\rtimes\)     [AMSsymbols]

\Rule

\(\begin{bmatrix} 1 &0 \\ 0 & 1 \end{bmatrix}     \quad  \Rule{1px}{1.4em}{0.9em} \quad     \begin{bmatrix} a\\b \end{bmatrix} \)     [non-standard]

\rVert

\(\rVert\)     [AMSmath]

\rvert

\(\rvert\)     [AMSmath]

 

S

\S

\(\S\)

\scr

\(\frac12\quad\scr{\frac12}\)

\scriptscriptstyle

\(\frac12\quad\scriptscriptstyle{\frac12}\)

\scriptsize

\(\frac12\quad\scriptsize{\frac12}\)

\scriptstyle

\(\frac12\quad\scriptstyle{\frac12}\)

\searrow

\(\searrow\)

\sec

\(\sec\)

\setminus

\(\setminus\)

\sf

\(\sf{ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890}\)

\sharp

\(\sharp\)

\shortmid

\(\shortmid\)     [AMSsymbols]

\shortparallel

\(\shortparallel\)     [AMSsymbols]

\shoveleft

\[\begin{multline*}x_{1}+ x_{2}+ x_{3}\\\shoveleft{+ x_{4}+ x_{5}+ x_{6}}\\=x_{1}+ x_{2}+ x_{3}+x_{4} + x_{5}+ x_{6}\end{multline*}\]     [AMSmath]

\shoveright

\[\begin{multline*}x_{1}+ x_{2}+ x_{3}\\\shoveright{+ x_{4}+ x_{5}+ x_{6}}\\=x_{1}+ x_{2}+ x_{3}+x_{4} + x_{5}+ x_{6}\end{multline*}\]     [AMSmath]

\sideset

\(\sideset{_1^2}{_3^4}\prod\) → \(\sideset{_1^2}{_3^4}\prod\)     [AMSmath]

\Sigma

\(\Sigma\)

\sigma

\(\sigma\)

\sim

\(\sim\)

\simeq

\(\simeq\)

\sin

\(\sin\)

\sinh

\(\sinh\)

\skew

\(\skew{18}\hat A\) → \(\skew{18}\hat A\)

\small

\(A \small A\) → \(A \small A\)

\smallfrown

\(\smallfrown\)     [AMSsymbols]

\smallint

\(\smallint\)

\smallsetminus

\(\smallsetminus\)     [AMSsymbols]

\smallsmile

\(\smallsmile\)     [AMSsymbols]

\smash

\(\sqrt{x}+ \sqrt{\smash[b]{y}} + \sqrt{z}\) → \(\sqrt{x}+ \sqrt{\smash[b]{y}} + \sqrt{z}\)

\smile

\(\smile\)

\space

=\   (backslash-space)

\spadesuit

\(\spadesuit\)

\sphericalangle

\(\sphericalangle\)     [AMSsymbols]

\sqcap

\(\sqcap\)

\sqcup

\(\sqcup\)

\sqrt

\(\sqrt2\) → \(\sqrt2\)

\sqsubset

\(\sqsubset\)     [AMSsymbols]

\sqsubseteq

\(\sqsubseteq\)

\sqsupset

\(\sqsupset\)     [AMSsymbols]

\sqsupseteq

\(\sqsupseteq\)

\square

\(\square\)     [AMSsymbols]

\stackrel

\(\stackrel a =\) → \(\stackrel a =\)

\star

\(\star\)

\strut

\(\strut\)

\style

Adds CSS declarations to the element

\subset

\(\subset\)

\Subset

\(\Subset\)     [AMSsymbols]

\subseteq

\(\subseteq\)

\subseteqq

\(\subseteqq\)     [AMSsymbols]

\subsetneq

\(\subsetneq\)     [AMSsymbols]

\subsetneqq

\(\subsetneqq\)     [AMSsymbols]

\substack

\(\sum\limits_{\substack{0\le i\le m\\0\lt j\lt n}}P(i,j)\) → \(\sum\limits_{\substack{0\le i\le m\\0\lt j\lt n}}P(i,j)\)     [AMSmath]

\succ

\(\succ\)

\succapprox

\(\succapprox\)     [AMSsymbols]

\succcurlyeq

\(\succcurlyeq\)     [AMSsymbols]

\succeq

\(\succeq\)

\succnapprox

\(\succnapprox\)     [AMSsymbols]

\succneqq

\(\succneqq\)     [AMSsymbols]

\succnsim

\(\succnsim\)     [AMSsymbols]

\succsim

\(\succsim\)     [AMSsymbols]

\sum

\(\sum\)

\sup

\(\sup\)

\supset

\(\supset\)

\Supset

\(\Supset\)     [AMSsymbols]

\supseteq

\(\supseteq\)

\supseteqq

\(\supseteqq\)     [AMSsymbols]

\supsetneq

\(\supsetneq\)     [AMSsymbols]

\supsetneqq

\(\supsetneqq\)     [AMSsymbols]

\surd

\(\surd\)

\swarrow

\(\swarrow\)

 

T

\tag

\[x=\alpha+\beta\tag{1-1}\]     [AMSmath]

\tan

\(\tan\)

\tanh

\(\tanh\)

\tau

\(\tau\)

\tbinom

\(\tbinom na\) → \(\tbinom na\)     [AMSmath]

\TeX

\(\TeX\)

\text

\(\text{if $n\gt0$, then...}\) → \(\text{if $n\gt0$, then...}\)

\textbf

\(\textbf{ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890}\)

\textit

\(\textit{ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890}\)

\textrm

\(\textrm{ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890}\)

\textstyle

\(\textstyle{abc}\)

\tfrac

\(\tfrac 12\)     [AMSmath]

\therefore

\(\therefore\)     [AMSsymbols]

\Theta

\(\Theta\)

\theta

\(\theta\)

\thickapprox

\(\thickapprox\)     [AMSsymbols]

\thicksim

\(\thicksim\)     [AMSsymbols]

\thinspace

\(a \thinspace b\)

\tilde

\(\tilde A\)

\times

\(\times\)

\tiny

\(\tiny{abc}\)

\Tiny

\(\Tiny{abc}\)     [non-standard]

\to

\(\to\)

\toggle

\toggle{m1}{m2} toggles {m1} and {m2} [require action.js]

\top

\(\top\)

\triangle

\(\triangle\)

\triangledown

\(\triangledown\)     [AMSsymbols]

\triangleleft

\(\triangleleft\)

\trianglelefteq

\(\trianglelefteq\)     [AMSsymbols]

\triangleq

\(\triangleq\)     [AMSsymbols]

\triangleright

\(\triangleright\)

\trianglerighteq

\(\trianglerighteq\)     [AMSsymbols]

\tt

\(\tt{ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890}\)

\twoheadleftarrow

\(\twoheadleftarrow\)    [AMSsymbols]

\twoheadrightarrow

\(\twoheadrightarrow\)   [AMSsymbols]

 

U

\ulcorner

\(\ulcorner\)     [AMSsymbols]

\underbrace

\(\underbrace {a \times a}\)

\underleftarrow

\(\underleftarrow{abc}\)

\underleftrightarrow

\(\underleftrightarrow{abc}\)

\underline

\(20\underline{1}5\)

\underrightarrow

\(\underrightarrow{abc}\)

\underset

\(x\underset{f}{\rightarrow}y\) → \(x\underset{f}{\rightarrow}y\)

\unicode

\(\unicode{x72B}\) → \(\unicode{x72B}\)     [unicode][non-standard] see http://en.wikipedia.org/wiki/Unicode

\unlhd

\(\unlhd\)     [AMSsymbols]

\unrhd

\(\unrhd\)     [AMSsymbols]

\Uparrow

\(\Uparrow\)

\uparrow

\(\uparrow\)

\Updownarrow

\(\Updownarrow\)

\updownarrow

\(\updownarrow\)

\upharpoonleft

\(\upharpoonleft\)     [AMSsymbols]

\upharpoonright

\(\upharpoonright\)     [AMSsymbols]

\uplus

\(\uplus\)

\uproot

\(\root \uproot 3 \leftroot{-1} \alpha+\beta \of {1+\frac ab}\) → \(\root \uproot 3 \leftroot{-1} \alpha+\beta \of {1+\frac ab}\)

\Upsilon

\(\Upsilon\)

\upsilon

\(\upsilon\)

\upuparrows

\(\upuparrows\)     [AMSsymbols]

\urcorner

\(\urcorner\)     [AMSsymbols]

 

V

\varDelta

\(\varDelta\)     [AMSsymbols]

\varepsilon

\(\varepsilon\)

\varGamma

\(\varGamma\)     [AMSsymbols]

\varinjlim

\(\varinjlim\)     [AMSmath]

\varkappa

\(\varkappa\)     [AMSsymbols]

\varLambda

\(\varLambda\)     [AMSsymbols]

\varliminf

\(\varliminf\)     [AMSmath]

\varlimsup

\(\varlimsup\)     [AMSmath]

\varnothing

\(\varnothing\)     [AMSsymbols]

\varOmega

\(\varOmega\)     [AMSsymbols]

\varphi

\(\varphi\)

\varPhi

\(\varPhi\)     [AMSsymbols]

\varpi

\(\varpi\)

\varPi

\(\varPi\)     [AMSsymbols]

\varprojlim

\(\varprojlim\)     [AMSmath]

\varpropto

\(\varpropto\)     [AMSsymbols]

\varPsi

\(\varPsi\)     [AMSsymbols]

\varrho

\(\varrho\)

\varsigma

\(\varsigma\)

\varSigma

\(\varSigma\)     [AMSsymbols]

\varsubsetneq

\(\varsubsetneq\)     [AMSsymbols]

\varsubsetneqq

\(\varsubsetneqq\)     [AMSsymbols]

\varsupsetneq

\(\varsupsetneq\)     [AMSsymbols]

\varsupsetneqq

\(\varsupsetneqq\)     [AMSsymbols]

\vartheta

\(\vartheta\)

\varTheta

\(\varTheta\)     [AMSsymbols]

\vartriangle

\(\vartriangle\)     [AMSsymbols]

\vartriangleleft

\(\vartriangleleft\)     [AMSsymbols]

\vartriangleright

\(\vartriangleright\)     [AMSsymbols]

\varUpsilon

\(\varUpsilon\)     [AMSsymbols]

\varXi

\(\varXi\)     [AMSsymbols]

\vcenter

\(\vcenter{\hbox{vertical center}}\)

\vdash

\(\vdash\)

\Vdash

\(\Vdash\)     [AMSsymbols]

\vDash

\(\vDash\)     [AMSsymbols]

\vdots

\(\vdots\)

\vec

\(\vec v\)

\vee

\(\vee\)

\veebar

\(\veebar\)     [AMSsymbols]

\verb

\(\verb#This is an example.#\) → \(\verb#This is an example.#\)     [verb]

\Vert

\(\Vert\)

\vert

\(\vert\)

\vphantom

\(\vphantom{\frac12}\) vertical phantom

\Vvdash

\(\Vvdash\)     [AMSsymbols]

 

W

\wedge

\(\wedge\)

\widehat

\(\widehat A\)

\widetilde

\(\widetilde A\)

\wp

\(\wp\)

\wr

\(\wr\)

 

X

\Xi

\(\Xi\)

\xi

\(\xi\)

\xcancel

strikeout with x [require cancel.js]

\xleftarrow

\(A\xleftarrow[S]{n-1}B \) → \(A\xleftarrow[S]{n-1}B \)     [AMSmath]

\xlongequal

[require extpfeil.js]

\xmapsto

[require extpfeil.js]

\xrightarrow

\(A\xrightarrow[T]{n+1}B\) → \(A \xrightarrow[T]{n+1}B\)     [AMSmath]

\xtofrom

[require extpfeil.js]

\xtwoheadleftarrow

[require extpfeil.js]

\xtwoheadrightarrow

[require extpfeil.js]

 

Y

\yen

\(\yen\)     [AMSsymbols]

 

Z

\zeta

\(\zeta\)

 

Environments

\(\LaTeX\) environments of the form \begin{XXX} ... \end{XXX} are provided where XXX is one of the following:

align
align*

\(\begin{align} (a+b)^3 &= (a+b)^2(a+b)\\&=a^3+3a^2b+3ab^2+b^3\end{align}\)     [AMSmath]

alignat
alignat*

\(\begin{alignat}{2} x&=y &&\qquad \text{by (1)}\\ x+x'&=y+y' &&\qquad \text{by (2)} \end{alignat}\)     [AMSmath]

aligned

\(\begin{equation*} \left.\begin{aligned} B'&=-\partial\times E,\\ E'&=\partial\times B - 4\pi j, \end{aligned} \right\} \qquad \text{Maxwell's equations} \end{equation*}\)     [AMSmath]

alignedat

\(\begin{equation*} f(x)= \left\{ \begin{alignedat}{2} &x=y &&\qquad \text{by (1)}\\ &x+x'=y+y' &&\qquad \text{by (2)} \end{alignedat} \right. \end{equation*}\)     [AMSmath]

array

\(\left[\begin{array}{cc|c} 1 &0 &a \\ 0 & 1 & b\end{array}\right] \)

Bmatrix

\(\begin{Bmatrix} 1 &0\\0 &1 \end{Bmatrix}\)

bmatrix

\(\begin{bmatrix} 1 &0\\0 &1 \end{bmatrix}\)

cases

\(f_{n}=\begin{cases} 0& \text{if $n$ is odd},\\ 1& \text{if $n$ is even}. \end{cases}\)

eqnarray
eqnarray*

\(\begin{eqnarray} T(n) & = f(n - 1) + n \\ T(n) & \leq f(n) \end{eqnarray}\)

equation
equation*

\(\begin{equation} f(x+2)=f(x+1)+f(x) \tag{1} \end{equation}\)

gather
gather*

\(\begin{gather} first\quad equation\\ \begin{split} second & equation\\ & on\quad two\quad lines \end{split} \\ third\quad equation \end{gather}\)     [AMSmath]

gathered

\(\begin{gathered} xyz \\ \text{text underneath} \end{gathered} \)     [AMSmath]

matrix

\(\left(\begin{matrix} 1 &0\\0 &1 \end{matrix}\right)\)

multline
multline*

\(\begin{multline} a+b+c+d+e+f\\ +i+j+k+l+m+n \end{multline} \)     [AMSmath]

pmatrix

\(E=\begin{pmatrix} 1 &0\\0 &1 \end{pmatrix}\)

smallmatrix

\(E=\left(\begin{smallmatrix} 1 &0\\0 &1 \end{smallmatrix}\right)\)     [AMSmath]

split

\(\begin{gather} first\quad equation\\ \begin{split} second & equation\\ & on\quad two\quad lines \end{split} \\ third\quad equation \end{gather}\)     [AMSmath]

subarray

\(\sum_{\begin{subarray}{l} i\in I\\ 1\lt j\lt m \end{subarray}} Q(i,j)\)     [AMSmath]

Vmatrix

\(\begin{Vmatrix} 1 &0\\0 &1 \end{Vmatrix}\)

vmatrix

\(\begin{vmatrix} 1 &0\\0 &1 \end{vmatrix}\)