What ⨕ means
It marks an integral taken around a point. The surrounding formula gives its exact path and role.
An older ISO collection of technical symbols records pointint as its entity name.
Fonts and math renderers control its shape. If the font lacks the glyph, ⨕ may appear blank or as a placeholder; the character itself is unchanged.
Specialized mathematical notation; it belongs in formulas and technical typesetting.
Don't confuse it with
1Questions people ask
1Why does ⨕ show as a box on some devices?
Because that device's fonts have no glyph for it. The character is still correct and still copies correctly — the box is a missing glyph, not a broken character.
How to type ⨕
Windows (Word)
Alt+XType 2A15, then Alt+X to get ⨕.
Windows
Win+Rrun charmap for the full table, or use the emoji picker's Ω symbols tab (Win + .).
macOS
Control+Command+SpaceOpen the character viewer and search “integral around a point operator”.
Linux
Ctrl+Shift+UType 2a15, then Enter or Space.
HTML
⨕CSS
\2A15Windows
A Windows reference lists Alt + 10773 on the numeric keypad; success varies by app and input method.
LaTeX
In LaTeX, a document-typesetting system, Luciole's unicode-math setup provides the command \pointint.
Codes and encoding1 code points
HTML decimal
⨕
HTML hex
⨕
CSS content
content: "\2A15";
Each escape is closed by the next backslash; a trailing space is needed before a literal hex digit.
URL encoded
%E2%A8%95
1
On screen
1
Code points
1
JS .length
3
UTF-8 bytes
A visible symbol can contain several code points. JS .length counts UTF-16 units; UTF-8 counts bytes.