Not a Subset Of

Type it

Ways to write the Not a Subset Of symbol
UnicodeU+2284
LaTeX\not\subset
HTML entity⊄
Character⊄

Meaning

States that the left set has at least one element that is not in the right set. Compare with Subset Of and Proper Subset Of.

How to read it

ℤ ⊄ ℕ

is read “the integers are not a subset of the natural numbers”.

More Set Theory symbols