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Hyphen-minus is the form of hyphen most commonly used in digital documents. It is also used for minus sign, dash, strikethrough, and command-line options. Learn about its history, uses, and encoding in Unicode and ASCII.
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 ...
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.
A comprehensive list of symbols and signs used in typography with Latin script, with Unicode names, aliases, and links to related articles. Find out the meaning, function, and usage of various symbols such as apostrophe, asterisk, at sign, caret, circumflex, etc.
Learn how to use hyphens, minus signs, en dashes, and em dashes in Wikipedia, with examples and keyboard shortcuts. Find out the differences and similarities among these four dash-like characters and their roles in writing and math.
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.
Learn how to insert en dashes, em dashes, and minus signs on Wikipedia using various methods, including copy and paste. Find examples, templates, HTML codes, and keyboard shortcuts for different platforms.
Learn about the history and functions of the X mark, a cross-shaped symbol that can indicate negation, verification, multiplication, treasure and more. Find out the Unicode codes and names of various related symbols, such as check marks, saltires and cancellations.