U+210C "ℌ" Black-Letter Capital H Unicode Character
Unicode Version 18.0
Source: Browser Default
U+210C "ℌ" Black-Letter Capital H is a decorative typographic symbol derived from medieval blackletter or Gothic script, often used in mathematical notation to represent the Hamiltonian operator, the Hilbert space, or the set of quaternions in various fields such as physics and abstract algebra. Its distinctive ornate appearance, resembling a stylized fraktur H, serves not only an aesthetic purpose but also helps distinguish it from the standard Latin capital H in technical writing and scholarly texts. This character belongs to the Letterlike Symbols block in Unicode, reflecting its role in bridging historical calligraphy with modern computing and academic notation.
General Properties
Code Point
U+210C
Name
Black-Letter Capital H
Unicode 1.0 Name
Black-Letter H
Decomposition Mapping
Encodings
HTML Decimal Encoding
ℌ
HTML Hex Encoding
ℌ
UTF-8 Encoding
0xE2 0x84 0x8C
UTF-16 Encoding
0x210C
UTF-32 Encoding
0x0000210C
C/C++/Java Escape
\u210c
Unicode Properties
Numeric Value
NaN
NFKC Casefold
NFKC Simple Casefold
Script Extensions
Common