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𝓠

mathematical bold script capital q

Mathematical Bold Script Capital Q

𝓠 is a capital Q in bold calligraphic style, used as a distinct letter in mathematical or technical notation. Text normalization can fold it to plain Q and erase that style distinction.

Text symbol
Search it as
bold script q · math script q · fancy q · calligraphic q · script capital q
Shows up in
Anything that takes text · its shape is whatever your font draws

What 𝓠 means

This is a bold script Q; the formula sets its role. “Script” here means a calligraphic letter style, not a separate alphabet. Mathematical script capitals can mark operators, functions, or transforms.

Math typesetting already used different letter styles to distinguish symbols. Scientific publishers formed the Scientific and Technical Information Exchange (STIX) project in 1995 to gather glyphs needed in research journals; its mathematical alphabet proposal went to Unicode in 1998 and was accepted in 1999.

This alphabet is intended for mathematical or technical notation; outside it, the shape may look like text decoration.

If a formula uses letter styles to distinguish symbols, normalization to plain Q can change the notation.

What it means when someone sends it to you

2 readings
Inside a formula
A mathematical symbol whose role comes from the surrounding notation.
Alone in a message
A capital Q in bold calligraphic style; no formula role is apparent from the glyph alone.

Don't confuse it with

4
𝐐
Mathematical Bold Capital Q
shares “bold”, “capital”, “mathematical”, “q”
𝑸
Mathematical Bold Italic Capital Q
shares “bold”, “capital”, “mathematical”, “q”
𝒬
Mathematical Script Capital Q
shares “capital”, “mathematical”, “q”, “script”
𝓐
Mathematical Bold Script Capital A
shares “bold”, “capital”, “mathematical”, “script”

Questions people ask

1

Why did 𝓠 turn into plain Q?

A compatibility-normalization step did it. NFKC and NFKD map mathematical letter styles to their base Latin or Greek letters; for 𝓠, the result is plain Q.

How to type 𝓠

Windows (Word)
Alt+XType 1D4E0, then Alt+X to get 𝓠.
Windows
Win+Rrun charmap for the full table, or use the emoji picker's Ω symbols tab (Win + .).
macOS
Control+Command+SpaceOpen the character viewer and search “mathematical bold script capital q”.
Linux
Ctrl+Shift+UType 1d4e0, then Enter or Space.
HTML
𝓠
CSS
\1D4E0
Linux (GNOME/GTK)
Press Ctrl+Shift+U, type 1D4E0, then press Enter. Checked 2026-09-28.
Codes and encoding1 code points
HTML decimal
𝓠
HTML hex
𝓠
CSS content
content: "\1D4E0";
Each escape is closed by the next backslash; a trailing space is needed before a literal hex digit.
URL encoded
%F0%9D%93%A0
1
On screen
1
Code points
2
JS .length
4
UTF-8 bytes

A visible symbol can contain several code points. JS .length counts UTF-16 units; UTF-8 counts bytes.

Families this belongs to

2

Letters1,265 symbols

µʹـ℀℁ℂ℃℄℅℆ℇ℈

Fancy letters996 symbols

𝐀𝐁𝐂𝐃𝐄𝐅𝐆𝐇𝐈𝐉𝐊𝐋