Surface Integral ∯

U+222F
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Symbol Meaning

Surface Integral. Mathematical Operators.

The symbol “Surface Integral” is included in the “Integrals” subblock of the “Mathematical Operators” block and was approved as part of Unicode version 1.1 in 1993.

Unicode Name Surface Integral
Unicode Number
HTML Code
CSS Code
Entity ∯
Plane 0: Basic Multilingual Plane
Unicode Block Mathematical Operators
Unicode Subblock Integrals
Unicode Version 1.1 (1993)
Type of paired mirror bracket (bidi) None
Composition Exclusion No
Case change 222F
Simple case change 222F
Math +
Grapheme_Base +
scripts Common
Pattern_Syntax +
Encoding hex dec (bytes) dec binary
UTF-8 E2 88 AF 226 136 175 14846127 11100010 10001000 10101111
UTF-16BE 22 2F 34 47 8751 00100010 00101111
UTF-16LE 2F 22 47 34 12066 00101111 00100010
UTF-32BE 00 00 22 2F 0 0 34 47 8751 00000000 00000000 00100010 00101111
UTF-32LE 2F 22 00 00 47 34 0 0 790757376 00101111 00100010 00000000 00000000

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