Math Operator 99

Unicode
U+2266
Category
Math
HTML Entity
≦
CSS
\2266
The ≦ symbol, officially known as 'Less-Than Over Equal To,' is a mathematical operator indicating that one value is smaller than or exactly equal to another. Unlike the standard '≤' symbol, this variant features a full two-line equals sign beneath the less-than angle, a typographic style predominantly used in Japanese mathematics and East Asian typesetting. Beyond strict equations, you might also spot it online acting as a stylized mouth or eye in Japanese text-based emoticons (kaomoji).

How to Type

Windows
Alt + 8806 (on Numpad) or Win + . then search 'less-than'
macOS
Control + Command + Space then search 'less-than over equal to'
Linux
Ctrl + Shift + U then type 2266 and press Enter
HTML
≦ or ≦

In Programming

Mainstream programming languages rely on the standard `<=` ASCII sequence for logic operations, meaning ≦ is rarely used in actual source code. It primarily appears in math rendering engines like LaTeX (using the command `\leqq`), specialized typography, or localized technical documentation.

Tags

East Asian inequality sign East Asian typesetting symbol Japanese math symbol comparison inequality kaomoji eyes less than equal two lines less than over equal mathematics ordering ≦ HTML entity ≦ emoticon ≦ kaomoji ≦ vs ≤

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