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In logic, a set of symbols is commonly used to express logical representation. The following table lists many common symbols, together with their name, how they should be read out loud, and the related field of mathematics.
Miscellaneous Symbols is a Unicode block (U+2600–U+26FF) containing glyphs representing concepts from a variety of categories: astrological, astronomical, chess, dice, musical notation, political symbols, recycling, religious symbols, trigrams, warning signs, and weather, among others.
In Pascal, @ is the "address of" operator (it tells the location at which a variable is found). In Perl, @ prefixes variables which contain arrays @array, including array slices @array [2..5,7,9] and hash slices @hash{'foo','bar','baz'} or @hash{qw (foo bar baz)}. This use is known as a sigil.
Typographical symbols and punctuation marks are marks and symbols used in typography with a variety of purposes such as to help with legibility and accessibility, or to identify special cases. This list gives those most commonly encountered with Latin script.
As of Unicode version 15.1, there are 149,878 characters with code points, covering 161 modern and historical scripts, as well as multiple symbol sets. This article includes the 1,062 characters in the Multilingual European Character Set 2 subset, and some additional related characters.
The section sign ( §) is a typographical character for referencing individually numbered sections of a document; it is frequently used when citing sections of a legal code. [1] It is also known as the section symbol, section mark, double-s, or silcrow.
Wedge (∧) is a symbol that looks similar to an in-line caret (^). It is used to represent various operations. In Unicode, the symbol is encoded U+2227 ∧ LOGICAL AND (∧, ∧) and by \wedge and \land in TeX. The opposite symbol (∨) is called a vel, or sometimes a (descending) wedge.
Chess symbols are part of Unicode. Instead of using images, one can represent chess pieces by characters that are defined in the Unicode character set. This makes it possible to: Use figurine algebraic notation, which replaces the letter that stands for a piece by its symbol, e.g. ♘c6 instead of Nc6.
Cut, copy, and paste icons are in ERP5. Cut, copy, and paste are essential commands of modern human–computer interaction and user interface design. They offer an interprocess communication technique for transferring data through a computer's user interface.
The ampersand can be used to indicate that the "and" in a listed item is a part of the item's name and not a separator (e.g. "Rock, pop, rhythm & blues and hip hop"). The ampersand may still be used as an abbreviation for "and" in informal writing regardless of how "and" is used.