Math Notation Help


This glossary will help you build complex mathematical equations using the Tex markup language. This will involve using @@ or $$ before and after the expression to display the desired results.
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D

delimiters (overview)

Delimiters (parentheses, braces, brackets. ...)
CommandExampleResult

\left(... \right)

$$2\left(a+b\right)$</td><td valign="top" width="33%">2~\left(a+b\right)$$
\left[... \right]$$\left[a^2+b^2~\right]$</td><td valign="top" width="33%">\left[a^2+b^2~\right]$$
\left{... \right}$$\left{x^2, x^3, x^4,... \right}$</td><td valign="top" width="33%">\left{x^2, x^3, x^4,... \right}$$
\left\langle... \right\rangle$$\left\langle a,b~\right\rangle$</td><td valign="top" width="33%">\left\langle a,b~\right\rangle$$
\left| ... \right| $$\det\left|\array{a&b\\c&d}\right| $</td><td valign="top" width="33%">\det\left|\array{a&b\\c&d}\right| $$
\left\| ... \right\| $$\left\|f~\right\|$</td><td valign="top" width="33%">\left\|f~\right\|$$

\left{ ... \right.

(note the dot!)

$$f(x)=\left{{x^2, \rm~if x>-1\atop~0, \rm~else}\right.$</p><p>(\rm switches to roman style)</p></td><td valign="top" width="33%"><p>f(x)=\left{{x^2, \rm~if x>-1\atop~0, \rm~else}\right.$$

\left.{ ... \right\}

(note the dot!)

$$\left.{{\rm~term1\atop\rm~term2}\right}=y$</td><td valign="top" width="33%">\left.{{\rm~term1\atop \rm~term2}\right}=y$$

Note: The delimiters are automatically sizes.


delta

$$\delta$ is \delta $$

Delta (upper case greek letter)

$$\Delta$ gives \Delta$$

delta (lower case greek letter)

$$\delta$ gives \delta $$

div (division)

$$x\div~y$ gives x\div~y$$

division

@@1/2@@   is \frac{1}{2}

double vertical line (norm symbol)

  • Syntax: \left\|...\right\|
  • Exp.: $$\left\|af\right\| = \left|a\right|\left\|f\right\|$ gives </li></ul><p align="center">\left\|af\right\| = \left|a\right|\left\|f\right\|$$