What Do Square Brackets Mean In Math Below is a list that tries to be exhaustive about the usage of square brackets I tried to arrange them so that more common usages come first Maybe such a list can never be complete but are there uses other than these below Closed Intervals like a b x in Bbb R mid a leqslant x leqslant b
The only times I have seen brackets behave differently depending on the field of math is for the specific examples below Geometry where you can use them for points on a plane i e 2 1 Vectors where you can display a vector as a position vector from the origin of a plane allowing it to be expressed as a point as well i e 2i 3j 2 Stack Exchange Network Stack Exchange network consists of 183 Q A communities including Stack Overflow the largest most trusted online community for developers to learn share their knowledge and build their careers
What Do Square Brackets Mean In Math
What Do Square Brackets Mean In Math
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That question is about group theory and modular arithmetic something not at all to do with linear algebra The meaning of the square brackets in that case is the meaning I gave above of equivalence classes In the context of Bbb Z 11 you have for example 4 cdot 5 9 and that 8 3 0 endgroup This type of square bracket is used in different context One application is indeed for some sign functions In your example it is used identical to the so called Iverson Bracket In this case the specific use of square brackets was advocated by Donald Knuth to avoid ambiguity in parenthesized logical expressions
Because some journals ask to use reverse square bracket to denote the open interval a b and I have confused with the meaning of reverse square bracket endgroup Tsegay Commented Oct 14 2019 at 11 26 Reverse brackets indicate open intervals or if only used at one end of an interval a semi open interval In many countries it s the only notation used for that and it s typically less confusing I ll just refer to the exchange in the comments of another question from earlier today Why is the set mathcal B mathopen a b mathclose mid
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I fail to understand why the square brackets have been put around the polynomials Answer to this question says that this depends on the context and may be same as parentheses or may mean braces to represent sets Your help will be appreciated We have been tasked with setting up a truth table for the following logical expression large P lor lnot Q to Q land P However we are unsure of what the square brackets mean Can anyone c
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Below is a list that tries to be exhaustive about the usage of square brackets I tried to arrange them so that more common usages come first Maybe such a list can never be complete but are there uses other than these below Closed Intervals like a b x in Bbb R mid a leqslant x leqslant b
https://math.stackexchange.com › questions › what-do-brackets-mean-i…
The only times I have seen brackets behave differently depending on the field of math is for the specific examples below Geometry where you can use them for points on a plane i e 2 1 Vectors where you can display a vector as a position vector from the origin of a plane allowing it to be expressed as a point as well i e 2i 3j 2
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What Do Square Brackets Mean In Math - Because some journals ask to use reverse square bracket to denote the open interval a b and I have confused with the meaning of reverse square bracket endgroup Tsegay Commented Oct 14 2019 at 11 26
