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Unicode version history; 1.0.0 (1991) 79 (+79) ... Name Symbol Name Last Hex# HTML Hex ... LOWER LEFT QUADRANT CIRCULAR ARC LARGE CIRCLE ...
dotted circle: u+25cc circle with vertical fill: u+25cd bullseye: u+25ce black circle: u+25cf circle with left half black: u+25d0 circle with right half black: u+25d1 circle with lower half black: u+25d2 circle with upper half black: u+25d3 circle with upper right quadrant black: u+25d4 circle with all but upper left quadrant black: u+25d5 left ...
&name; where name is the case-sensitive name of the entity. The semicolon is required. Because numbers are harder for humans to remember than names, character entity references are most often written by humans, while numeric character references are most often produced by computer programs. [1]
The Unicode Standard encodes almost all standard characters used in mathematics. [1] Unicode Technical Report #25 provides comprehensive information about the character repertoire, their properties, and guidelines for implementation. [1] Mathematical operators and symbols are in multiple Unicode blocks. Some of these blocks are dedicated to, or ...
Beeton, Barbara (2000-01-09), Request for assignment of codes to mathematical and technical symbols that do not appear in Unicode 2.0 or ISO/IEC 10646 L2/00-024 Shibano, Kohji (2000-01-31), JCS proposal revised
The second is a link to the article that details that symbol, using its Unicode standard name or common alias. (Holding the mouse pointer on the hyperlink will pop up a summary of the symbol's function.); The third gives symbols listed elsewhere in the table that are similar to it in meaning or appearance, or that may be confused with it;
Geometric Shapes Extended is a Unicode block containing Webdings/Wingdings symbols, mostly different weights of squares, crosses, and saltires, and different weights of variously spoked asterisks, stars, and various color squares and circles for emoji.
Enclosed Alphanumeric Supplement is a Unicode block consisting of Latin alphabet characters and Arabic numerals enclosed in circles, ovals or boxes, used for a variety of purposes.