Contents

Operation Symbols

What you type What it looks like Sample Equation
<tex>a+\delta=b</tex> + a+\delta=b
<tex>(a-b)/r^2=\gamma</tex> - (a-<img src='http://www.piping-designer.com/board/public/style_emoticons/default/cool.png' border='0' alt='user posted image' />/r^2=\gamma
<tex>a\times b=c</tex> \times a\times b=c
<tex>a\div b=c</tex> \div a\div b=c
<tex>a \cdot b=c</tex> \cdot a\cdot b=c

Relation Symbols

What you type What it looks like Sample Equation
<tex>a\times b=c</tex> = a\times b=c
<tex>x\ne y</tex> \ne x\ne y
<tex>x<y</tex> < x<y
<tex>x>y</tex> > x>y
<tex>x\le y</tex> \le x\le y
<tex>x\ge y</tex> \ge x\ge y
<tex>x\ll y</tex> \ll x\ll y
<tex>x\gg y</tex> \gg x\gg y
<tex>x<>y</tex> <> x<>y

Superscript, Subscript Symbols

What you type What it looks like Sample Equation
<tex>a^3</tex> ^ a^3
<tex>a_2</tex> _ a_2
<tex>a^3_2</tex> a^3_2
<tex>a^{2+3}</tex> a^{2+3}
<tex>a_{x,y}</tex> a_{x,y}
<tex>a^{3^2}</tex> a^{3^2}
<tex>{_1^2}a{_3^4}</tex> {_1^2}a{_3^4}
<tex>\sum_a^b ab^2</tex> \sum_a^b ab^2

Grouping Symbols

What you type What it looks like Sample Equation
<tex>\left(\frac{a}{b}\right)</tex> (...) \left(\frac{a}{b}\right)
<tex>\left[\frac{a}{b}\right]</tex> [...] \left[\frac{a}{b}\right]
<tex>\left{\frac{a}{b}\right}</tex> {...} \left{\frac{a}{b}\right}
<tex>\left\langle\frac{a}{b}\right\rangle</tex> \left\langle ...\right\rangle \left\langle\frac{a}{b}\right\rangle
<tex>\left|\frac{a}{b}\right|</tex> \left|...\right| \left|\frac{a}{b}\right|

Constant Symbols

What you type What it looks like Sample Equation
<tex>A=\pi r^2</tex> \pi A=\pi r^2

Functions

Trigonometry

What you type What it looks like Sample Equation
<tex>\sin</tex> \sin \sin \theta=\pi
<tex>\cos</tex> \cos \cos \theta=\pi/2
<tex>\tan</tex> \tan \tan \theta=1
<tex>\arcsin</tex> \arcsin \arcsin \theta=2 \pi
<tex>\arccos</tex> \arccos \arccos \theta=\pi
<tex>\arctan</tex> \arctan \arctan \theta=2 \pi

Greek Letters

Lower Case Upper Case
What you type What you get What you type What you get
<tex>\alpha</tex> \alpha
<tex>\beta</tex> \beta
<tex>\gamma</tex> \gamma <tex>\Gamma</tex> \Gamma
<tex>\delta</tex> \delta <tex>\Delta</tex> \Delta
<tex>\epsilon</tex> \epsilon
<tex>\zeta</tex> \zeta
<tex>\eta</tex> \eta
<tex>\theta</tex> \theta <tex>\Theta</tex> \Theta
<tex>\iota</tex> \iota
<tex>\kappa</tex> \kappa
<tex>\lambda</tex> \lambda <tex>\Lambda</tex> \Lambda
<tex>\mu</tex> \mu
<tex>\nu</tex> \nu
<tex>\xi</tex> \xi
<tex>\pi</tex> \pi <tex>\Pi</tex> \Pi
<tex>\rho</tex> \rho
<tex>\sigma</tex> \sigma <tex>\Sigma</tex> \Sigma
<tex>\tau</tex> \tau
<tex>\upsilon</tex> \upsilon <tex>\Upsilon</tex> \Upsilon
<tex>\phi</tex> \phi <tex>\Phi</tex> \Phi
<tex>\chi</tex> \chi
<tex>\psi</tex> \psi <tex>\Psi</tex> \Psi
<tex>\omega</tex> \omega <tex>\Omega</tex> \Omega
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