Mathematical Operators is a

Unicode block A Unicode block is one of several contiguous ranges of numeric character codes (code points) of the Unicode character set that are defined by the Unicode Consortium for administrative and documentation purposes. Typically, proposals such as the ad ...

containing characters for mathematical, logical, and set notation. Notably absent are the

plus sign The plus and minus signs, and , are mathematical symbols used to represent the notions of positive and negative, respectively. In addition, represents the operation of addition, which results in a sum, while represents subtraction, resul ...

(+),

greater than sign The greater-than sign is a mathematical symbol that denotes an inequality between two values. The widely adopted form of two equal-length strokes connecting in an acute angle at the right, , has been found in documents dated as far back as the 1 ...

(>) and

less than sign The less-than sign is a mathematical symbol that denotes an inequality between two values. The widely adopted form of two equal-length strokes connecting in an acute angle at the left, , has been found in documents dated as far back as the 1560s ...

(<), due to them already appearing in the Basic Latin Unicode block, and the plus-or-minus sign (±),

multiplication sign The multiplication sign, also known as the times sign or the dimension sign, is the symbol , used in mathematics to denote the multiplication operation and its resulting product. While similar to a lowercase X (), the form is properly a fou ...

(×) and obelus (÷), due to them already appearing in the

Latin-1 Supplement The Latin-1 Supplement (also called C1 Controls and Latin-1 Supplement) is the second Unicode block in the Unicode standard. It encodes the upper range of ISO 8859-1: 80 (U+0080) - FF (U+00FF). C1 Controls (0080–009F) are not graphic. Thi ...

block, although a distinct minus sign (−) is included, differing from the Basic Latin

hyphen-minus The hyphen-minus is the most commonly used type of hyphen, widely used in digital documents. It is the only character that looks like a minus sign or a dash in many character sets such as ASCII or on most keyboards, so it is also used as suc ...

(-).

Block

Variation sequences

The Mathematical Operators block has sixteen variation sequences defined for standardized variants. They use (VS01) to denote variant symbols (depending on the font):

History

The following Unicode-related documents record the purpose and process of defining specific characters in the Mathematical Operators block:

References

{{Mathematical symbols notation language Unicode blocks Mathematical symbols

Block

Variation sequences

History

See also

References