U+33D1 "" Square Ln Unicode Character

Unicode Version 18.0

Source: Noto Sans CJK Source: Browser Default

U+33D1 "" Square Ln is a CJK compatibility ideograph that represents the mathematical abbreviation for the natural logarithm, typically displayed as the letters "Ln" enclosed within a square box. This character was specifically designed for compatibility with legacy East Asian encoding standards, such as those used in Japanese text processing, where it served as a single glyph to denote the logarithmic function in contexts like scientific notation or technical documentation. While it is rarely used in modern computing, it remains part of Unicode's compatibility set to ensure faithful conversion of older documents.

Encodings

HTML Decimal Encoding
㏑
HTML Hex Encoding
㏑
UTF-8 Encoding
0xE3 0x8F 0x91
UTF-16 Encoding
0x33D1
UTF-32 Encoding
0x000033D1
C/C++/Java Escape
\u33d1