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and ) are parentheses / p ə ˈ r ɛ n θ ɪ s iː z / (singular parenthesis / p ə ˈ r ɛ n θ ɪ s ɪ s /) in American English, and either round brackets or simply brackets in British English. [1] [4] They are also known as "parens" / p ə ˈ r ɛ n z /, "circle brackets", or "smooth brackets". In formal writing, "parentheses" is also used ...
Bracket (mathematics) In mathematics, brackets of various typographical forms, such as parentheses ( ), square brackets [ ], braces { } and angle brackets , are frequently used in mathematical notation. Generally, such bracketing denotes some form of grouping: in evaluating an expression containing a bracketed sub-expression, the operators in ...
Parenthesis (rhetoric) In rhetoric, a parenthesis ( pl.: parentheses; from the Ancient Greek word παρένθεσις parénthesis 'injection, insertion', literally ' (a) putting in beside') or parenthetical phrase is an explanatory or qualifying word, phrase, clause, or sentence inserted into a passage. The parenthesis could be left out and ...
Order of operations. In mathematics and computer programming, the order of operations is a collection of rules that reflect conventions about which operations to perform first in order to evaluate a given mathematical expression . These rules are formalized with a ranking of the operations. The rank of an operation is called its precedence, and ...
Functional notation: if the first is the name (symbol) of a function, denotes the value of the function applied to the expression between the parentheses; for example, (), (+). In the case of a multivariate function , the parentheses contain several expressions separated by commas, such as f ( x , y ) {\displaystyle f(x,y)} .
The most common symbols of grouping are the parentheses and the square brackets, and the latter are usually used to avoid too many repeated parentheses. For example, to indicate the product of binomials, parentheses are usually used, thus: . But if one of the binomials itself contains parentheses, as in one or more pairs of () may be replaced ...
t. e. Triple parentheses or triple brackets, or an echo, often referred to in print as an ( ( (echo))), are an antisemitic symbol that has been used to highlight the names of individuals thought to be Jews, and the names of organizations thought to be owned by Jews. This use of the symbol originated from the alt-right -affiliated, neo-Nazi blog ...
Order of operations, uses multiple types of brackets. Set, uses braces " {}" Interval, uses square brackets and parentheses. Matrix, uses square brackets and parentheses. Inner product space, uses parentheses and chevrons.