U+1D453 "𝑓" Mathematical Italic Small F Unicode Character
Unicode Version 18.0
Source: Browser Default
U+1D453 "𝑓" Mathematical Italic Small F is a specialized glyph designed for use in mathematical and scientific notation, distinguishing it from the standard italic "f" often used in prose. It belongs to the Mathematical Alphanumeric Symbols block, which was created to provide distinct characters that preserve their semantic role as variables or function names in digital text, preventing ambiguity with ordinary letters. This character is commonly employed to represent functions, frequencies, or generic variables in equations, allowing for precise formatting across various platforms and documents.
General Properties
Code Point
U+1D453
Name
Mathematical Italic Small F
Decomposition Mapping
Encodings
HTML Decimal Encoding
𝑓
HTML Hex Encoding
𝑓
UTF-8 Encoding
0xF0 0x9D 0x91 0x93
UTF-16 Encoding
0xD835 0xDC53
UTF-32 Encoding
0x0001D453
C/C++/Java Escape
\ud835\udc53
Unicode Properties
Numeric Value
NaN
NFKC Casefold
NFKC Simple Casefold
Script Extensions
Common