## Line

vertical line

$| x |$

| x |
vertical line 2

$\vert x \vert$

\vert x \vert

It is derived from vertical line.

vertical line 3

$\{ x \mid x \in A \}$

\{ x \mid x \in A \}

By using the "\mid" command, you can create a vertical line that has spaces before and after it.

double vertical line

$\Vert x \Vert$

\Vert x \Vert

By using the uppercase version of the "\vert" command as "\Vert", you can create a double vertical line in your document.

double vertical line 2

$AB \parallel CD$

AB \parallel CD

By using the "\parallel" command, you can create a double vertical line that represents parallelism.

overline

$\overline{ A }$

\overline{ A }
overline 2

$\bar{ A }$

\bar{ A }
underline

$\underline{ A }$

\underline{ A }
slash

$/$

/

The slash symbol ("/") is used as is, without any additional commands or modifications.

backslash

$\backslash$

\backslash

In MathJax, the backslash "\" has a special meaning, so if you want to display it as a symbol, you need to write "\backslash".

diagonal line down

$\diagdown$

\diagdown

It is a diagonal line that slopes downwards on the right side.

diagonal line up

$\diagup$

\diagup

It is a diagonal line that slopes upwards on the right side.

cancel

$\cancel{a}$

\cancel{a}

By using the "cancel", you can create a diagonal line to cancel out specific expressions.

back cancel

$\bcancel{a}$

\bcancel{a}

The command "\bcancel" is similar to "\cancel," but it produces a diagonal line with the opposite direction.

x cancel

$\xcancel{a}$

\xcancel{a}

The command "\xcancel" creates a cross (x) symbol over the content. It can be seen as a combination of the "\cancel" and "\bcancel".

cancel arrow

$\cancelto{A}{a}$

\cancelto{A}{a}

The combination of a diagonal cancel line and an arrow.

cancel

$\begin{eqnarray} \frac{\cancel{2}}{\cancel{6}}=\frac{1}{3} \end{eqnarray}$

\begin{eqnarray}
\frac{\cancel{2}}{\cancel{6}}=\frac{1}{3}
\end{eqnarray}

By using the "cancel", you can create a diagonal line to cancel out specific expressions.

cancel arrow

$\begin{eqnarray} \frac{1}{\cancel{3}} \times \frac{\cancelto{2}{6}}{5} \end{eqnarray}$

\begin{eqnarray}
\frac{1}{\cancel{3}} \times \frac{\cancelto{2}{6}}{5}
\end{eqnarray}

The combination of a diagonal cancel line and an arrow.

lower left corner

$\llcorner$

\llcorner

The symbol "llcorner" represents the lower left corner.

lower right corner

$\lrcorner$

\lrcorner

The symbol "lrcorner" represents the lower right corner.

up left corner

$\ulcorner$

\ulcorner

The symbol "ulcorner" represents the up left corner.

up right corner

$\urcorner$

\urcorner

The symbol "urcorner" represents the up right corner.

Formula
Symbol
Text
Other