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An asterisk (*) is a typographical symbol that resembles a star and has various functions in text, math and computer science. Learn about its origin, usage in censorship, sports and anti-doping campaigns, and other forms and meanings.
A double dagger (‡) is a typographical mark that usually indicates a third footnote after the asterisk and dagger. Learn about its origin from the obelus, a critical symbol in manuscripts, and its modern usage in different fields and languages.
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.
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.
A pivot table is a table of values that summarizes data from a larger table within categories. Learn about the origin, development and usage of pivot tables in spreadsheets, databases and business intelligence programs.
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.
What does a price with an asterisk mean? Sometimes called the “death star,” an asterisk next to Costco price tag may indicate that the item likely won’t be restocked in the near future (or ...
Learn about the origin and meaning of the multiplication sign ×, also known as the times sign or the dimension sign. Find out how it is used in mathematics, biology, history, and other fields, and how it differs from the dot operator ⋅.