Math Operator 24

Unicode
U+2217
Category
Math
HTML Entity
∗
CSS
\2217
The Asterisk Operator (∗) is a mathematical symbol carefully designed to align perfectly with the middle of a line of text. Unlike the standard keyboard asterisk that hangs near the top of a line, this vertically centered version represents multiplication, convolution, or the Kleene star operation in formal equations. While everyday internet users stick to the regular asterisk for text formatting, typesetters rely on this distinct character to keep math formulas looking clean and professional.

How to Type

Windows
Alt+8727
macOS
Control+Command+Space then search "asterisk operator"
Linux
Ctrl+Shift+U 2217 then Space
HTML
∗ or ∗

In Programming

While everyday programming code strictly uses the standard ASCII asterisk (*) for multiplication, the Asterisk Operator (∗) is heavily used in mathematical markup languages like LaTeX (using the \ast command) to properly format and align equations.

Tags

Kleene star LaTeX asterisk U+2217 asterisk operator asterisk vs star operator centered asterisk convolution convolution symbol formal math notation math asterisk mathematics multiplication multiplication operator star

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