U+2A1C "⨜" Integral with Underbar Unicode Character
Unicode Version 17.0
⨜
U+2A1C "⨜" Integral with Underbar is a typographic variant of the integral sign, distinguished by a horizontal bar placed beneath the standard integral symbol. This character is used primarily in mathematical notation to represent a specific type of integral, often indicating an area integral or a closed integral with an added notational emphasis through the underbar. It belongs to the Supplemental Mathematical Operators block, serving to extend the range of symbols available for complex formulas in fields like calculus and analysis.
General Properties
| Code Point | U+2A1C |
| Version Added | 3.2 |
| Name | Integral with Underbar |
| Block | Supplemental Mathematical Operators |
| General Category | Math Symbol |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Other Neutral |
| Mirrored | Yes |
Encodings
| HTML Decimal Encoding | ⨜ |
| HTML Hex Encoding | ⨜ |
| UTF-8 Encoding | 0xE2 0xA8 0x9C |
| UTF-16 Encoding | 0x2A1C |
| UTF-32 Encoding | 0x00002A1C |
| C/C++/Java Escape | \u2a1c |
Unicode Properties
| NFC Quick Check | Yes |
| NFD Quick Check | Yes |
| NFKC Quick Check | Yes |
| NFKD Quick Check | Yes |
| Numeric Type | None |
| Numeric Value | NaN |
| Line Break | Alphabetic |
| Script | Common |
| Script Extensions | Common |
| Indic Syllabic Category | Other |
| Pattern Syntax | Yes |
| Math | Yes |
| Vertical Orientation | Rotated |
| Grapheme Base | Yes |
| Grapheme Cluster Break | Other |
| Word Break | Other |
| Sentence Break | Other |