Mathematical Bold Small Y Symbol
𝐲 is the mathematical bold small letter y (U+1D432) for styled equations and symbols.
U+1D432
𝐲 is a Unicode mathematical character used to represent a bold, small y. It’s commonly needed when matching typographic styles in formulas, labels, and design mockups. Use the copy options below for quick pasting in your workflow.
Mathematical Bold Small Y Symbol Meaning
The character 𝐲 is Unicode “MATHEMATICAL BOLD SMALL Y” (code point U+1D432, HTML entity 𝐲). It is typically used in mathematical and technical contexts where a bold italic-like letterform is required for variables or vector/matrix notation. For example, bold letters often indicate a specific type of symbol or emphasis in a larger formula set. Because it is a dedicated Unicode math style character, it can look different from a regular “y” or from other bold variants, so choosing the correct glyph helps keep typography consistent across documents, designs, and code.
Common uses
- •Labeling variables in equations where a bold small y is required
- •Typography matching for math-heavy posters, slides, and documents
- •Designing UI elements that display mathematical notation consistently
- •Creating consistent symbol sets for technical writing and templates
- •Storing and rendering styled math characters in developer text fields
Examples
𝐲 — Mathematical Bold Small Y
- 𝐲Let 𝐲 = (y₁, y₂).
- 𝐲Compute the gradient with respect to 𝐲.
- 𝐲In matrix form, 𝐲 is a column vector.
- 𝐲Solve for 𝐲 in the second equation.
- 𝐲The parameter 𝐲 changes over time.
Variations
Ready to copy
Technical codes
| Unicode | U+1D432 | |
| HTML Entity | 𝐲 | |
| HTML Code | 𝐲 | |
| CSS | \1D432 |
FAQ
What does the Mathematical Bold Small Y symbol mean?
The character 𝐲 is Unicode “MATHEMATICAL BOLD SMALL Y” (code point U+1D432, HTML entity 𝐲). It is typically used in mathematical and technical contexts where a bold italic-like letterform is required for variables or vector/matrix notation. For example, bold letters often indicate a specific type of symbol or emphasis in a larger formula set. Because it is a dedicated Unicode math style character, it can look different from a regular “y” or from other bold variants, so choosing the correct glyph helps keep typography consistent across documents, designs, and code.
What Unicode character is 𝐲?
𝐲 is “MATHEMATICAL BOLD SMALL Y” with code point U+1D432 (HTML: 𝐲).
How can I copy 𝐲 safely into code?
Use the exact character 𝐲, or insert the escapes: CSS \\1D432 and JavaScript \\u{1D432}.
Is 𝐲 the same as a normal bold “y”?
No. 𝐲 is a dedicated Unicode math-styled glyph. Its appearance may differ from system “bold y” rendered by fonts or styling.
Will 𝐲 display correctly in all fonts?
It depends on your font and platform support for Unicode math alphanumeric symbols. If it doesn’t render, try another font that includes this glyph.