U+03F4 "ϴ" Greek Capital Theta Symbol Unicode Character

U+03F4 "ϴ" Greek Capital Theta Symbol is a distinct uppercase form of the Greek letter theta, primarily used as a variant shape in technical and mathematical contexts, often to avoid confusion with the common capital theta (Θ, U+0398) in specialized notation. While both represent the same alphabetic letter, this version appears in some ancient Greek inscriptions and is encoded separately for compatibility with historical typography and mathematical symbols. It is commonly employed in fields like mathematics, physics, and engineering to denote angles, phases, or specific constants, ensuring clarity in document encoding and rendering.

General Properties

Code Point	U+03F4
Version Added	3.1
Name	Greek Capital Theta Symbol
Block	Greek and Coptic
General Category	Uppercase Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right
Decomposition Type	Compat
Decomposition Mapping	"Θ" U+0398 Greek Capital Letter Theta

Encodings

HTML Decimal Encoding	ϴ
HTML Hex Encoding	ϴ
UTF-8 Encoding	0xCF 0xB4
UTF-16 Encoding	0x03F4
UTF-32 Encoding	0x000003F4
C/C++/Java Escape	\u03f4

Unicode Properties

NFC Quick Check	Yes
NFD Quick Check	Yes
Numeric Type	None
Numeric Value	NaN
Line Break	Alphabetic
Uppercase	Yes
Simple Lowercase Code Point	"θ" U+03B8 Greek Small Letter Theta
Lowercase Code Point	"θ" U+03B8 Greek Small Letter Theta
Simple Case Folding	"θ" U+03B8 Greek Small Letter Theta
Case Folding	"θ" U+03B8 Greek Small Letter Theta
Cased	Yes
Changes When Casefolded	Yes
Changes When Casemapped	Yes
Changes When Lowercased	Yes
Changes When NFKC Casefolded	Yes
NFKC Casefold	"θ" U+03B8 Greek Small Letter Theta
NFKC Simple Casefold	"θ" U+03B8 Greek Small Letter Theta
Script	Greek
Script Extensions	Greek
Indic Syllabic Category	Other
ID Start	Yes
XID Start	Yes
ID Continue	Yes
XID Continue	Yes
Alphabetic	Yes
Math	Yes
Other Math	Yes
Vertical Orientation	Rotated
Grapheme Base	Yes
Grapheme Cluster Break	Other
Word Break	Alphabetic letter
Sentence Break	Upper