Search results
Results From The WOW.Com Content Network
Learn about the history, usage and meaning of the plus sign (+) and the minus sign (−) in mathematics and other fields. Find out how they are derived from Latin letters, how they are written in different languages and symbols, and how they are used as operators, functions and prefixes.
unstrict inequality signs (less-than or equals to sign and greater-than or equals to sign) 1670 (with the horizontal bar over the inequality sign, rather than below it) John Wallis: 1734 (with double horizontal bar below the inequality sign) Pierre Bouguer
Learn the meanings and uses of various mathematical symbols, such as + (plus sign), − (minus sign), × (multiplication sign), and more. See examples, syntax, and Unicode and LaTeX renderings of each symbol.
The symbol also has a HTML entity representations of ±, ±, and ±. The rarer minus–plus sign is not generally found in legacy encodings, but is available in Unicode as U+2213 ∓ MINUS-OR-PLUS SIGN so can be used in HTML using ∓ or ∓. In TeX 'plus-or-minus' and 'minus-or-plus' symbols are denoted \pm and \mp ...
The Cool S, also known as the Universal S, the Stüssy S, or the Super S, is a stylized, pointed S-shape that is doodled or graffitied. It has no clear origin, but it became popular in the 1970s and was trademarked in 2020.
Learn about the sign of a number, which is its property of being either positive, negative, or 0. Find out how the plus and minus symbols are used to show the sign of a number, and how the sign changes under different operations and contexts.
Learn about the Unicode blocks that encode characters for mathematical notation, such as ∙ (dot operator) in the Mathematical Operators block (U+2200–U+22FF). See the official code charts and examples of usage for each block.
A comprehensive table of symbols used in logic, with their names, readings, categories, explanations, and examples. Includes basic logic symbols, such as ⇒, ⇔, ¬, ∧, ∨, and ⊕, as well as symbols for propositional logic, Boolean algebra, and other fields.