U+2289 • mathematics
The 'Neither a Superset of nor Equal To' symbol (⊉) indicates that one set is neither a superset of nor equal to another, negating inclusion and equality relations. It is used in set theory to express non-inclusion.
The Symbol For Neither a Superset of nor Equal To (⊉) is a unicode character in the Basic Multilingual Plane Plane. It is found in the Mathematical Operators block and was approved as part of Unicode Version 1.1 in 1993
mathematicsset-theorynot-supersetrelationsymbolnotationsetsnon-inclusionequalityexpressionCopy the Neither a Superset of nor Equal To dymbol to your clipboard to use on Twitter, Instagram, Discord and more in one click.
⊉ Click to copy