Mathematical Italic Capital A 𝐴
Visual Description: A slanted, elegant capital A in math italics. It has a slender body and a slight tilt to the right. The glyph sits taller than normal text and uses clean, curved strokes. In formulas and editors it contrasts with ordinary letters, aiding quick recognition.
Meaning & Usage: The italic A typically marks a variable or parameter in formulas. It helps distinguish symbols from words in math text. In calculators and math editors it signals a quantity that can vary or be solved for. In some contexts it also denotes a matrix name when paired with other symbols.
Historical Background: In print and digital typography, mathematical italic forms were developed to separate variables from words. Publishers and font designers established consistent shapes for letters used in formulas. Over time, math fonts adopted the same italic slant for uppercase symbols to prevent confusion with regular text. The style remains familiar.
Practical Use: In software and on devices, the italic A appears in formula editors, calculators, and quick palettes. Users insert it to name a variable quickly or to mark a parameter. UI controls include buttons, hotkeys, or sliders that insert or switch between related symbols for comparisons or operations.
See our category page for related symbols.
Look‑alikes: A (U+41).
Need styled alternatives? Try the Fancy Text tool.
Confusables
Technical details
- Codepoint:
U+1D434 - General Category:
Lu - Age:
3.1 - Bidi Class:
L - Decomposition:
<font> 0041 - Block:
Mathematical Alphanumeric Symbols - Script:
Common - UTF-8:
F0 9D 90 B4 - UTF-16:
D835 DC34 - UTF-32:
0001D434 - HTML dec:
𝐴 - HTML hex:
𝐴 - JS escape:
\u{1D434} - Python \N{}:
\N{MATHEMATICAL ITALIC CAPITAL A} - Python \U:
\U0001D434 - URL-encoded:
%F0%9D%90%B4 - CSS escape:
\1D434
How to type / insert
Fast copy: click the Copy button near the top of this page.
By codepoint: in many editors and IDEs, you can insert via the Unicode code U+1D434 or a built‑in character picker.
HTML: use the numeric entity 퐴 (hex) or 퐴 (decimal) when an HTML entity is needed.
Compatibility & troubleshooting
Font support: if the symbol does not render, the current font likely lacks this codepoint. Choose a font with broad Unicode coverage or allow a fallback font.
Web pages: ensure your CSS font stack includes a general fallback; avoid relying on images for common symbols to preserve accessibility and copyability.