Mathematical Fraktur Capital Y 𝔜
Visual Description: The capital Y in Fraktur style has sharp vertical strokes and decorative curves. The lines are bold and compact, with pointed uprights and subtle flourishes at the joins. It stands out from regular letters as a heavy, blackletter glyph. In digital fonts, it appears as a distinct symbol.
Meaning & Usage: In mathematics and typography, Fraktur letters mark special objects or emphasis. A Fraktur Y can distinguish a variable from normal text, or denote a particular set, space, or algebraic object. Users choose this style to add contrast to formulas and diagrams.
Historical Background: Fraktur is a traditional blackletter style used in older printing and typesetting. It carries a formal, historical feel in many texts and documents. This aesthetic traveled into mathematics and science writing through fonts that mimic historical type. It remains a stylistic choice for distinctive notation.
Practical Use: In calculators and math editors, you can switch to Fraktur to mark special objects or compare quantities at a glance. Quick UI controls might toggle font style or swap symbols for clarity. For formulas, using a Fraktur Y helps readers separate objects from operations and familiar letters.
See our category page for related symbols.
Look‑alikes: Y (U+59).
Need styled alternatives? Try the Fancy Text tool.
Confusables
Technical details
- Codepoint:
U+1D51C - General Category:
Lu - Age:
3.1 - Bidi Class:
L - Decomposition:
<font> 0059 - Block:
Mathematical Alphanumeric Symbols - Script:
Common - UTF-8:
F0 9D 94 9C - UTF-16:
D835 DD1C - UTF-32:
0001D51C - HTML dec:
𝔜 - HTML hex:
𝔜 - JS escape:
\u{1D51C} - Python \N{}:
\N{MATHEMATICAL FRAKTUR CAPITAL Y} - Python \U:
\U0001D51C - URL-encoded:
%F0%9D%94%9C - CSS escape:
\1D51C
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+1D51C or a built‑in character picker.
HTML: use the numeric entity 픜 (hex) or 픜 (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.