LaTeX "in (a set)" and "not in" symbols

Symbol Command
$\in$ \in
$\isin$ \isin
$\ni$ \ni
$\notin$ \notin
$\notni$ \notni

Examples

x \in A \\~\\
x \isin A \\~\\
A \ni x \\~\\
x \notin A \\~\\
A \notni x

\[ x \in A \\~\\ x \isin A \\~\\ A \ni x \\~\\ x \notin A \\~\\ A \notni x \]

LaTeX set

LaTeX