Mathematical Bold Capital X Symbol
๐ is the Mathematical Bold Capital X (U+1D417), used in math and notation where bold X is needed.
U+1D417
๐ is a bold, mathematical variant of the capital letter X. Itโs commonly used in technical writing and digital design to indicate a bold โXโ in formulas or labels. You can copy it directly or use the provided HTML/CSS/JavaScript escapes.
Mathematical Bold Capital X Symbol Meaning
The character ๐ is the Unicode โMATHEMATICAL BOLD CAPITAL Xโ (U+1D417). Itโs primarily used to represent a bold capital X in mathematical or technical contexts, such as variables, matrices, vectors, or labeled elements. In practice, the meaning comes from the surrounding notation: the bold styling often distinguishes a specific quantity or object from a regular (non-bold) X. Designers and writers may also use it as a typographic emphasis element when a bold โXโ look is required and plain โXโ is not visually consistent with the rest of the content.
Common uses
- โขLabeling variables in equations where a bold X is stylistically required
- โขDenoting vectors or matrices/components named with an X symbol
- โขCreating consistent math typography in documents and presentations
- โขUsing as a design accent in diagrams, charts, or technical infographics
- โขTyping โbold Xโ in coding notes, spec documents, and UI text
Examples
๐ (Mathematical Bold Capital X)
- ๐Let ๐ be a vector in Rโฟ.
- ๐We solve for ๐ using the constraint shown.
- ๐The matrix ๐ transforms ๐ to ๐.
- ๐Compute ๐แต๐ for the objective function.
- ๐Label the unknown term as ๐ in the diagram.
Variations
Ready to copy
Technical codes
| Unicode | U+1D417 | |
| HTML Entity | 𝐗 | |
| HTML Code | 𝐗 | |
| CSS | \1D417 | |
| Decimal | 119831 |
How to type Mathematical Bold Capital X Symbol (๐)
On Windows
In Word, type 1D417 then press Alt + X. Or open the emoji picker with Windows key + period.
On Mac
Press Control + Command + Space to open Character Viewer and search for the character.
On Linux
Press Control + Shift + U, type 1d417, then press Enter or Space.
Anywhere
Copy ๐ with the button above and paste it wherever you need it โ this works on every device and in every app, with no keyboard shortcut to remember.
FAQ
What does the Mathematical Bold Capital X symbol mean?
The character ๐ is the Unicode โMATHEMATICAL BOLD CAPITAL Xโ (U+1D417). Itโs primarily used to represent a bold capital X in mathematical or technical contexts, such as variables, matrices, vectors, or labeled elements. In practice, the meaning comes from the surrounding notation: the bold styling often distinguishes a specific quantity or object from a regular (non-bold) X. Designers and writers may also use it as a typographic emphasis element when a bold โXโ look is required and plain โXโ is not visually consistent with the rest of the content.
What is the Unicode code point for ๐?
๐ is U+1D417.
How do I use ๐ in HTML?
Use the HTML entity: 𝐗
What CSS escape can I use for ๐?
CSS escape: \\1D417
What JavaScript escape works for ๐?
JavaScript escape: \\u{1D417}