UnicodeCharactercom
𝑋
U+1D44B Β· MATHEMATICAL ITALIC CAPITAL X

Mathematical Italic Capital X

  • CodepointU+1D44B
  • NameMATHEMATICAL ITALIC CAPITAL X
  • Decimal119883
  • BlockMathematical Alphanumeric Symbols (U+1D400–U+1D7FF)
  • Plane1 β€” Supplementary Multilingual Plane
  • ScriptCommon
  • CategoryLu β€” Uppercase Letter
  • Unicode version3.1 (2001)
  • Bidi classL β€” Left-to-Right
  • Combining class0
  • East Asian widthN β€” Neutral
  • MirroredNo

About this character

U+1D44B (𝑋) is MATHEMATICAL ITALIC CAPITAL X, an uppercase letter in the Mathematical Alphanumeric Symbols block. Its script is Common: it is shared by many writing systems rather than belonging to one. It was added in Unicode 3.1 (2001).

It is a font variant of U+0058 X (compatibility decomposition <font>). NFC and NFD leave it alone, but NFKC and NFKD replace it with U+0058 X. Search engines, identifier checks and username systems that apply NFKC will treat the two as the same text.

How to type 𝑋

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Encodings & escapes

UTF-8 encoder β†’
UTF-8F0 9D 91 8B4 bytes
UTF-16D835 DC4Bsurrogate pair
UTF-320001D44B4 bytes
HTML decimal&#119883;
HTML hex&#x1D44B;
CSS\1D44Bin content: "…"
JavaScript\u{1D44B}ES2015+
JavaScript\uD835\uDC4Bsurrogate pair
JSON\uD835\uDC4B
Python\U0001D44B
Python\N{MATHEMATICAL ITALIC CAPITAL X}by name
Java / C#\uD835\uDC4B
C / C++\U0001D44Buniversal character name
Rust / Swift / PHP\u{1D44B}
Go\U0001D44B
Ruby\u{1D44B}
Excel / Sheets=UNICHAR(119883)
URL-encoded%F0%9D%91%8Bpercent-encoded UTF-8
Β§

Normalization forms

Normalizer β†’
NFCunchanged
NFDunchanged
NFKCU+0058 X
NFKDU+0058 X
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Looks similar

Characters that Unicode’s security data (UTS #39 confusables) lists as visually confusable with this one. Useful for spotting lookalike spoofing in URLs and usernames.

U+0058XLatin Capital Letter X U+03A7Ξ§Greek Capital Letter Chi U+0425Π₯Cyrillic Capital Letter Ha U+16B7ᚷRunic Letter Gebo Gyfu G U+2169β…©Roman Numeral Ten U+2573β•³Box Drawings Light Diagonal Cross U+FF38οΌΈFullwidth Latin Capital Letter X U+1D417𝐗Mathematical Bold Capital X U+1D47F𝑿Mathematical Bold Italic Capital X U+1D4B3𝒳Mathematical Script Capital X U+1D4E7𝓧Mathematical Bold Script Capital X U+1D51B𝔛Mathematical Fraktur Capital X U+1D54F𝕏Mathematical Double-Struck Capital X U+1D583𝖃Mathematical Bold Fraktur Capital X U+1D5B7𝖷Mathematical Sans-Serif Capital X U+1D5EB𝗫Mathematical Sans-Serif Bold Capital X
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Nearby in Mathematical Alphanumeric Symbols

All in block β†’
U+1D445𝑅Mathematical Italic Capital R U+1D446𝑆Mathematical Italic Capital S U+1D447𝑇Mathematical Italic Capital T U+1D448π‘ˆMathematical Italic Capital U U+1D449𝑉Mathematical Italic Capital V U+1D44Aπ‘ŠMathematical Italic Capital W U+1D44Cπ‘ŒMathematical Italic Capital Y U+1D44D𝑍Mathematical Italic Capital Z U+1D44Eπ‘ŽMathematical Italic Small A U+1D44F𝑏Mathematical Italic Small B U+1D450𝑐Mathematical Italic Small C U+1D451𝑑Mathematical Italic Small D