π· is the Unicode character MATHEMATICAL BOLD ITALIC SMALL BETA, code point U+1D737 (decimal 120631) in the Mathematical Alphanumeric Symbols block, added in Unicode 3.1. In HTML write 𝜷, and in UTF-8 it is the 4 bytes F0 9D 9C B7.
Codes
| Where | How to write it |
|---|---|
| Code point | U+1D737 |
| Decimal | 120631 |
| UTF-8 bytes | F0 9D 9C B7 |
| UTF-16 (big-endian) | D835 DF37 |
| UTF-32 | 0001D737 |
| HTML decimal | 𝜷 |
| HTML hex | 𝜷 |
| CSS | \1D737 |
| JavaScript | \u{1D737} or \uD835\uDF37 |
| JSON | \uD835\uDF37 |
| Python | \U0001D737 |
| Python by name | \N{MATHEMATICAL BOLD ITALIC SMALL BETA} |
| Java, C# | \uD835\uDF37 |
| Rust, Swift | \u{1D737} |
| Go, C, C++ | \U0001D737 |
| URL (percent-encoded) | %F0%9D%9C%B7 |
JavaScript and JSON strings store text as UTF-16, so this character takes two code units (a surrogate pair) and "π·".length is 2. Python 3 strings count code points, so its length there is 1.
Properties
| Property | Value |
|---|---|
| Name | MATHEMATICAL BOLD ITALIC SMALL BETA |
| Code point | U+1D737 (decimal 120631) |
| Block | Mathematical Alphanumeric Symbols (U+1D400βU+1D7FF) |
| General category | Ll: Lowercase letter |
| Script | Common |
| Bidirectional class | L: Left-to-right |
| Mirrored in right-to-left text | No |
| First in Unicode version | 3.1 |
Decomposition
MATHEMATICAL BOLD ITALIC SMALL BETA has a compatibility decomposition (font) to the sequence below. NFKC and NFKD normalisation replace it with that sequence, which can change how text looks, so use them for search, not for storage.
Nearby in Mathematical Alphanumeric Symbols
- π― U+1D72F Mathematical Bold Italic Capital Tau
- π° U+1D730 Mathematical Bold Italic Capital Upsilon
- π± U+1D731 Mathematical Bold Italic Capital Phi
- π² U+1D732 Mathematical Bold Italic Capital Chi
- π³ U+1D733 Mathematical Bold Italic Capital Psi
- π΄ U+1D734 Mathematical Bold Italic Capital Omega
- π΅ U+1D735 Mathematical Bold Italic Nabla
- πΆ U+1D736 Mathematical Bold Italic Small Alpha
- πΈ U+1D738 Mathematical Bold Italic Small Gamma
- πΉ U+1D739 Mathematical Bold Italic Small Delta
- πΊ U+1D73A Mathematical Bold Italic Small Epsilon
- π» U+1D73B Mathematical Bold Italic Small Zeta
- πΌ U+1D73C Mathematical Bold Italic Small Eta
- π½ U+1D73D Mathematical Bold Italic Small Theta
- πΎ U+1D73E Mathematical Bold Italic Small Iota
- πΏ U+1D73F Mathematical Bold Italic Small Kappa
All 997 characters: Mathematical Alphanumeric Symbols.
Official reference
Questions people ask
- What is the HTML code for π·?
- Use 𝜷 (decimal) or 𝜷 (hex).
- What is the UTF-8 encoding of U+1D737?
- F0 9D 9C B7 (hex), 4 bytes. In a URL it is %F0%9D%9C%B7.
- How do I write U+1D737 in JavaScript or Python?
- JavaScript: \u{1D737} or \uD835\uDF37. Python: \U0001D737.
Source
Unicode Character Database 18.0.0 (Unicode License v3); HTML entity names from the WHATWG HTML Standard (CC BY 4.0). The encodings above are computed from the code point and checked against Python's encoders. How the character looks depends on your fonts.
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