Home » ∫ integral sign∫ integral sign Adeilson Silva9 de abril de 2021Math Symbols (∫) integral sign, copy and paste: ∫ Name: Integral; Unicode number: U+222B; HTML-code: ∫ ; CSS-code: \222B; Entity: ∫ ; Block: Mathematical Operators; Unicode version: 1.1 (1993);