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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 the sub-expression take ...
A bracket is either of two tall fore- or back-facing punctuation marks commonly used to isolate a segment of text or data from its surroundings. [3] They come in four main pairs of shapes, as given in the box to the right, which also gives their names, that vary between British and American English. [1] "
radical symbol (for square root) 1637 (with the vinculum above the radicand) ... braces, a.k.a. curly brackets (for set notation) 1895 Georg Cantor
When the meaning depends on the syntax, a symbol may have different entries depending on the syntax. For summarizing the syntax in the entry name, the symbol is used for representing the neighboring parts of a formula that contains the symbol. See § Brackets for examples of use. Most symbols have two printed versions.
The following table lists many common symbols, together with their name, how they should be read out loud, and the related field of mathematics. Additionally, the subsequent columns contains an informal explanation, a short example, the Unicode location, the name for use in HTML documents, [1] and the LaTeX symbol.
& Symbols: U+005B [ 91 0133 Left square bracket: 0060 U+005C \ 92 0134 Backslash: 0061 U+005D ] 93 0135 Right square bracket: 0062 U+005E ^ 94 0136 Circumflex accent: 0063 U+005F _ 95 0137 Low line: 0064 U+0060 ` 96 0140 Grave accent: 0065 Latin Alphabet: Lowercase: U+0061 a 97 0141 Latin Small Letter A 0066 U+0062 b 98 0142 Latin Small Letter ...
Left bracket delimiter. Batch file: starting a parenthetical block can allow line continuation [6] Ruby: left parenthesis, left square bracket, or left curly bracket; Operator symbol. Ruby: as last object of line; comment may follow operator
The symbol was introduced originally in 1770 by Nicolas de Condorcet, who used it for a partial differential, and adopted for the partial derivative by Adrien-Marie Legendre in 1786. [3] It represents a specialized cursive type of the letter d , just as the integral sign originates as a specialized type of a long s (first used in print by ...