Mathematical Bold Small H Symbol
𝐡 is a mathematical bold small letter h used for consistent typographic styling in formulas and technical text.
U+1D421
𝐡 is the mathematical bold small version of the letter h. It’s commonly used when you need typography that matches math notation. You can copy it directly or use the provided HTML/CSS/JavaScript escapes.
Mathematical Bold Small H Symbol Meaning
The character 𝐡 (U+1D421) is named “MATHEMATICAL BOLD SMALL H.” It’s part of Unicode’s mathematical alphanumeric symbols, designed to look bold while still representing a lowercase h. In practice, it helps distinguish variables, labels, or vectors (depending on the surrounding notation) from regular text or from non-bold letters. Designers also use it when bold small-h styling is preferred over using a standard h with synthetic font weight. Because it is a distinct Unicode character, it behaves consistently across systems that support the mathematical symbol fonts.
Common uses
- •Math notation for bold lowercase h variables or parameters
- •Typography in technical documents where bold math styling must match
- •Designing posters, slides, and infographics with math-consistent lettering
- •Using as a styled label in charts, equations, and diagram annotations
- •Content creation where a bold small-h symbol is needed for clarity
Examples
𝐡 Mathematical Bold Small H
- 𝐡𝐡 = 𝐦𝐱 + 𝐛
- 𝐡Let 𝐡 be the input parameter.
- 𝐡The transfer function is described using 𝐡.
- 𝐡We solve for 𝐡 in the second step.
- 𝐡Set 𝐡 = 0 to test the boundary case.
Variations
Ready to copy
Technical codes
| Unicode | U+1D421 | |
| HTML Entity | 𝐡 | |
| HTML Code | 𝐡 | |
| CSS | \1D421 |
FAQ
What does the Mathematical Bold Small H symbol mean?
The character 𝐡 (U+1D421) is named “MATHEMATICAL BOLD SMALL H.” It’s part of Unicode’s mathematical alphanumeric symbols, designed to look bold while still representing a lowercase h. In practice, it helps distinguish variables, labels, or vectors (depending on the surrounding notation) from regular text or from non-bold letters. Designers also use it when bold small-h styling is preferred over using a standard h with synthetic font weight. Because it is a distinct Unicode character, it behaves consistently across systems that support the mathematical symbol fonts.
How do I copy 𝐡 on desktop?
Select the character 𝐡 on this page and copy/paste it into your document, editor, or design tool.
What is the Unicode code point for 𝐡?
U+1D421.
How do I use 𝐡 in HTML?
Use the HTML entity: 𝐡.
What are the CSS and JavaScript escapes for 𝐡?
CSS escape: \\1D421. JavaScript escape: \\u{1D421}.