U+2131 "ℱ" Script Capital F Unicode Character
Unicode Version 18.0
Source: Browser Default
U+2131 "ℱ" Script Capital F is a typographic symbol that represents a stylized, cursive capital letter F, often used in mathematical and scientific contexts to denote a Fourier transform or a function space, such as the space of Schwartz functions. It belongs to the Letterlike Symbols block of Unicode, designed to distinguish script-style letters from ordinary alphabetic characters in formal notation. This character is distinct from the standard Latin capital F, providing a clear visual cue for specialized mathematical operators and variables in academic and technical documents.
General Properties
Code Point
U+2131
Name
Script Capital F
Unicode 1.0 Name
Script F
Decomposition Mapping
Encodings
HTML Decimal Encoding
ℱ
HTML Hex Encoding
ℱ
UTF-8 Encoding
0xE2 0x84 0xB1
UTF-16 Encoding
0x2131
UTF-32 Encoding
0x00002131
C/C++/Java Escape
\u2131
Unicode Properties
Numeric Value
NaN
NFKC Casefold
NFKC Simple Casefold
Script Extensions
Common