Mathematical Double-struck Small E Symbol
π (U+1D556) is the mathematical double-struck small e used in formal math notation.
U+1D556
π is a Unicode character called the Mathematical Double-Struck Small E. It appears in math-heavy typography where authors want a distinct βeβ shape. Use it for copy/paste or reference it in code using the provided escapes.
Mathematical Double-struck Small E Symbol Meaning
The character π is Unicode U+1D556, named βMATHEMATICAL DOUBLE-STRUCK SMALL E.β It is part of the double-struck (blackboard boldβstyle) alphabet used to visually distinguish mathematical symbols from a regular italic or upright βe.β In practice, you may see it in written mathematics, notes, or typeset material where βeβ denotes a specific variable, constant, or operator tied to a particular convention. Its primary value is typographic: ensuring your βeβ matches a double-struck style rather than a standard lowercase letter.
Common uses
- β’Typing double-struck math variables in notes or documents
- β’Designing math-themed graphics or UI elements that require the double-struck βeβ
- β’Labeling symbols in educational materials or worksheets
- β’Writing consistent notation in LaTeX-like drafts or math content tools
- β’Using the symbol in code or templates where a specific Unicode character is required
Examples
π β Mathematical Double-Struck Small E
- πLet π represent a specific error term.
- πThe function f(π) is defined piecewise.
- πWe compare π to a threshold value.
- πAssume π is fixed while x varies.
- πIn this section, π denotes the double-struck parameter.
Variations
Ready to copy
Technical codes
| Unicode | U+1D556 | |
| HTML Entity | 𝕖 | |
| HTML Code | 𝕖 | |
| CSS | \1D556 |
FAQ
What does the Mathematical Double-struck Small E symbol mean?
The character π is Unicode U+1D556, named βMATHEMATICAL DOUBLE-STRUCK SMALL E.β It is part of the double-struck (blackboard boldβstyle) alphabet used to visually distinguish mathematical symbols from a regular italic or upright βe.β In practice, you may see it in written mathematics, notes, or typeset material where βeβ denotes a specific variable, constant, or operator tied to a particular convention. Its primary value is typographic: ensuring your βeβ matches a double-struck style rather than a standard lowercase letter.
What is the Unicode for π?
π is Unicode U+1D556 (MATHEMATICAL DOUBLE-STRUCK SMALL E).
How can I copy π into HTML?
Use the provided HTML entity: 𝕖
What CSS or JavaScript escape can I use for π?
CSS escape: \\1D556. JavaScript escape: \\u{1D556}.
Is π the same as a regular lowercase e?
No. π is a distinct double-struck style character, not the standard letter βeβ.