U+29C8 "⧈" Squared Square Unicode Character
Unicode Version 17.0
⧈
U+29C8 "⧈" Squared Square is a mathematical symbol that represents a square enclosed within another square, often used in geometry or set theory to denote a specific operation or relationship such as a square product or a tiling pattern. It belongs to the Miscellaneous Mathematical Symbols-B block, which contains various notation for advanced mathematics and physics. Visually, the character consists of an outer square with a smaller, concentric inner square, creating a frame-like appearance. While not commonly found in everyday text, it serves as a precise notation in specialized academic contexts, particularly for representing the Cartesian product of a graph with itself or as a placeholder in formal logic systems.
General Properties
| Code Point | U+29C8 |
| Version Added | 3.2 |
| Name | Squared Square |
| Block | Miscellaneous Mathematical Symbols-B |
| General Category | Math Symbol |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Other Neutral |
Encodings
| HTML Decimal Encoding | ⧈ |
| HTML Hex Encoding | ⧈ |
| UTF-8 Encoding | 0xE2 0xA7 0x88 |
| UTF-16 Encoding | 0x29C8 |
| UTF-32 Encoding | 0x000029C8 |
| C/C++/Java Escape | \u29c8 |
Unicode Properties
| NFC Quick Check | Yes |
| NFD Quick Check | Yes |
| NFKC Quick Check | Yes |
| NFKD Quick Check | Yes |
| Numeric Type | None |
| Numeric Value | NaN |
| Line Break | Alphabetic |
| Script | Common |
| Script Extensions | Common |
| Indic Syllabic Category | Other |
| Pattern Syntax | Yes |
| Math | Yes |
| Vertical Orientation | Rotated |
| Grapheme Base | Yes |
| Grapheme Cluster Break | Other |
| Word Break | Other |
| Sentence Break | Other |