Does Not Contain as Member Symbol

Symbol Format Data
Code Point
U+220C
TeX
\notni
SVG
All symbols

Usage

The does not contain as a member symbol is used in set theory to indicate that an element is not part of a set.

Related

symbol.dark.svg

The contains as member symbol is used to indicate set membership in set theory.

symbol.dark.svg

The element of symbol indicates that an expression belongs to or is in the set.

symbol.dark.svg

The 'not element of' symbol is used in set theory to denote that a particular element does not belong to a specific set.