U+1D72F "𝜯" Mathematical Bold Italic Capital Tau Unicode Character
Unicode Version 17.0
𝜯
U+1D72F "𝜯" Mathematical Bold Italic Capital Tau is a typographic variant of the Greek capital letter tau, designed specifically for use in mathematical and scientific notation. It belongs to the Mathematical Alphanumeric Symbols block, which provides distinct letterforms to prevent confusion between semantic meanings and ordinary text. This bold italic tau is often employed to represent a matrix, a transformation, or a specific variable in fields such as linear algebra, physics, and engineering, where its stylized appearance helps differentiate it from the standard Greek letter used in prose.
General Properties
| Code Point | U+1D72F |
| Version Added | 3.1 |
| Name | Mathematical Bold Italic Capital Tau |
| Block | Mathematical Alphanumeric Symbols |
| General Category | Uppercase Letter |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Left To Right |
| Decomposition Type | Font |
| Decomposition Mapping | "Τ" U+03A4 Greek Capital Letter Tau |
Encodings
| HTML Decimal Encoding | 𝜯 |
| HTML Hex Encoding | 𝜯 |
| UTF-8 Encoding | 0xF0 0x9D 0x9C 0xAF |
| UTF-16 Encoding | 0xD835 0xDF2F |
| UTF-32 Encoding | 0x0001D72F |
| C/C++/Java Escape | \ud835\udf2f |
Unicode Properties
| NFC Quick Check | Yes |
| NFD Quick Check | Yes |
| Numeric Type | None |
| Numeric Value | NaN |
| Line Break | Alphabetic |
| Uppercase | Yes |
| Cased | Yes |
| Changes When NFKC Casefolded | Yes |
| NFKC Casefold | "τ" U+03C4 Greek Small Letter Tau |
| NFKC Simple Casefold | "τ" U+03C4 Greek Small Letter Tau |
| Script | Common |
| Script Extensions | Common |
| Indic Syllabic Category | Other |
| ID Start | Yes |
| XID Start | Yes |
| ID Continue | Yes |
| XID Continue | Yes |
| Alphabetic | Yes |
| Math | Yes |
| Other Math | Yes |
| Vertical Orientation | Rotated |
| Grapheme Base | Yes |
| Grapheme Cluster Break | Other |
| Word Break | Alphabetic letter |
| Sentence Break | Upper |