Block: Supplemental Mathematical Operators

Range U+2A00 - U+2AFF
Official Chart http://www.unicode.org/charts/PDF/U2A00.pdf
Wikipedia Supplemental Mathematical Operators is a Unicode block containing various mathematical symbols, including N-ary operators, summations and integrals, intersections and unions, logical and relational operators, and subset/superset relations. The block has eight variation sequences defined for standardized variants.
https://en.wikipedia.org/wiki/Supplemental_Mathematical_Operators
Characters
⨿ ⩿ ⪿ ⫿