Integral symbol

∫
Integral symbol
In UnicodeU+222B ∫ INTEGRAL (∫, ∫)
Graphical variants
Different from
Different fromU+017F ſ LATIN SMALL LETTER LONG S
U+0283 ʃ LATIN SMALL LETTER ESH

The integral symbol (see below) is used to denote integrals and antiderivatives in mathematics, especially in calculus.