Questions tagged [brackets]

{brackets} is about different brackets, their usage and functionality in (La)TeX.

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70
votes
7answers
49k views

Adding a large brace next to a body of text

I'm writing a short document listing some chronological events. I want to pick out a period with a big brace. Here's a quick mockup: What's the best way to do this? Can I set the size declaratively - ...
60
votes
4answers
5k views

Is it ever bad to use \left and \right?

For mathematics, is it ever disadvantageous to use \left( and \right) in equations? I can't see any way that doing this would hinder the typesetting, so why isn't () just converted into \left( \...
160
votes
7answers
18k views

Spacing around \left and \right

Why does the addition of a \left and \right introduces an extra space around the formula? Specifically, why do $\cos(\theta)$ and $\cos\left(\theta\right)$ render differently? Is there a way to use ...
127
votes
4answers
228k views

“(” or “\left(” parentheses?

What is the difference between ( and \left( in LaTeX? Sometimes, when the content is small, it does not seem to matter which pair I use. What is the best practice when it comes to which parentheses ...
62
votes
8answers
16k views

Automatic left and right commands

Is it possible to automatically "add" \left and \right commands in front of all brackets? The source code should be left intact, but LaTeX should interpret every pair of brackets as if they were ...
12
votes
2answers
5k views

LaTeX: optional arguments with square brackets

LaTeX is trying to add a missing $ that I don't want to the following code. Minimal working example: \documentclass[letter,12pt]{article} \newcommand{\monkeyBeans}[2][]{ \parbox{4in}{#1} } \begin{...
51
votes
5answers
17k views

How do I label different rows or columns of a matrix using braces?

I have a matrix enclosed in brackets [ ] (or (), or {}, or |'s, or ||'s): - a b c d - | e f g h | | i j k l | - m n o p - which I want to label like so: R |---| -- - a b c d -...
45
votes
6answers
41k views

Biblatex, author-year, square brackets

I need to customize the author-year citation in biblatex for a template at work. Right now biblatex cites like this: Ruschmeyer u. a. 1995, S. 123 They way I was told it needs to cite is: [...
169
votes
4answers
629k views

How to write a function (piecewise) with bracket outside?

How to write this Piecewise function using LaTeX? I tried $ \begin{array}{cc} \{ & \begin{array}{cc} 0 & x\leq 0 \\ \frac{100-x}{100} & 0\leq x\leq 100 \\ 0 & ...
25
votes
3answers
5k views

Vertically asymmetric size variation for parentheses

One of the difficulties I have with writing formulas in LaTeX is that the standard sizing tools for the variable-size operators (parentheses, etc.) do not account for "high" symbols and "low" symbols ...
20
votes
2answers
26k views

\bordermatrix with brackets [ ] instead of parentheses ( )

I have the following code: \documentclass{article} \begin{document} $ M = \bordermatrix{~ & x & y \cr A & 1 & 0 \cr B & 0 & 1 \cr} $ \end{document} ...
45
votes
3answers
77k views

\overbrace and \underbrace with square bracket

I'm trying to put a nice square bracket over a complex text, it should look like an \overline but with ending like \ulcorner and \urcorner. The presence of \overrightarrow and \overleftarrow makes me ...
50
votes
2answers
18k views

Difference between \big[ and \bigl[

What is the difference between \big[ (or equivalently \big() and \bigl[? Is it always necessary to mention l (left) and r (right)?
51
votes
4answers
80k views

Enumerated list with square brackets

I want to make an enumerated list in the following format: [1] foo foo [2] foo foo ... How I can do that using enumerated lists? I have tried the following: \begin{enumerate}[\left[ 1 \right]] ...
51
votes
6answers
13k views

How can I get an underbrace and an overbrace to partially overlap in an equation?

Sometimes I want to describe portions of an equation using \underbrace and \overbrace in such a way that the portions are not completely distinct, for example: /-------\ x = A + B + C + D + E ...
14
votes
3answers
7k views

Big brackets around Text

I want to create a big single curly bracket over a paragraph of text. I will be using this for many, many paragraphs. I want to make it left and/or right idented. This is for a conversational styled ...
20
votes
3answers
2k views

Curly brace to insert something into an equation? Like an inverted underbrace

I have a generic equation, into which I want to "insert" something so that the reader can see what I inserted into the equation and at which point. E.g. \documentclass{plain} \begin{document} \[ f =...
6
votes
1answer
798 views

Environment aligned doesn't output first part in bracket

\begin{equation} \begin{aligned} [c\mathbf{v}+c'\mathbf{v}',\mathbf{w}]=&c[\mathbf{v},\mathbf{w}]+c'[\mathbf{v}',\mathbf{w}],\\ [\mathbf{v},c\mathbf{w}+c'\mathbf{w}']=&c[\...
26
votes
4answers
15k views

Align large vertical delimiters (brackets) to rows of a table?

I’m trying to typeset a table of data, with brackets (i.e. }) at the right-hand side to show a classification of the rows.  Something like: ----------------------- | Aardvark | Armenia | \ |--------...
25
votes
4answers
8k views

What is the correct way to do delimiters?

I've always used \left and \right with my delimiters, but Martin Heller's answer to another question indicates that this method gives incorrect spacing. The correction appears to be prepending \...
54
votes
5answers
23k views

How to have overlapping under-braces and over-braces

I am trying to typeset an equation that has overlapping over and under braces as per the image below: I have managed to typeset it using a sort of a hack, by typing the equation twice, once using \...
17
votes
2answers
12k views

Easily change behavior of \DeclarePairedDelimiter [duplicate]

After seeing the answer to this question I realized that I preferred the way of working of Juan A. Navarro's answer: I.e., \DeclarePairedDelimiter{\parens}{\lparen}{\rparen} from mathtools is a great ...
19
votes
12answers
3k views

Universal Parentheses

I know it's a bit of an odd request but it is one to which the solution would save me a lot of time. I write a lot of documents in LaTex (especially maths - no surprise) and I prefer the look of $\...
5
votes
2answers
1k views

How to make expanding middle delimitors like in the braket package

The braket package has convenient commands like \Braket and \Set, where | are automatically expanded vertically. This allows to easily typeset expressions like \documentclass{minimal} \usepackage{...
9
votes
3answers
594 views

Typesetting linguistic rewrite rule

I'm trying to (more or less) replicate this phonological rewrite rule: I'm using the package phonrule, and what I manage to accomplish is this: \documentclass{article} \usepackage{phonrule} \begin{...
8
votes
2answers
13k views

Need to change citation format from [1] to (a)

I need to change the format of citations for my bibliography items to look like: "See Reference (a)" instead of "See Reference (1)" I have used code like: \renewcommand\@cite[1]{Reference~(#1)} in ...
2
votes
1answer
340 views

biblatex authoryear-icomp parenthesis in footnotes and textcite

By typing Some text \autocite[88]{A01}. Now Textcite \textcite[88]{A01} I try to achieve the following output: Using this answer, I do get the footnotes right. Unfortunately, there are brackets ...
27
votes
2answers
151k views

Tall curly brace

I would like to put a tall (long) left curly bracket on the left side of the following: \documentclass[12pt]{article} \begin{document} \noindent c: $\{$1, ..., n$\}$ $\rightarrow$ $\{$1, ..., n$\}$,...
21
votes
1answer
65k views

Brackets in first column in table give “Missing number, treated as zero” error [duplicate]

Possible Duplicate: Error with table I'm writing a table with 4 columns and 1 row. The first column starts with a bracket. It compiles without issues: \documentclass{article} \begin{document} \...
7
votes
4answers
7k views

underbrace matrix inside brackets

I would like to put an underbrace below the matrix like this: $$\left(\underbrace{ \left[\begin{array}{ccc} a&b&c\\ d&e&f\\ g&h&i \end{array}\right]}_{A} \left[\...
12
votes
5answers
3k views

A symbol for the field of formal Laurent series

In my area of math one of the objects that pops up quite often is the field of all formal Laurent series. Now the trouble is that the notation for this field is $\mathbf{C} (( t ))$. Now the two ...
7
votes
3answers
2k views

Less pointy angle brackets

I was looking for a way to beautifully display UML stereotype titles including angle brackets like you can see here: What I came up with is $\mathtt{\ll metaclass\gg}$, however, as you can see here ...
13
votes
1answer
2k views

Import curly brackets from MathDesign (Utopia)

I am using Fourier maths fonts with Utopia text (\usepackage{fourier}) for a book project, but I'm not satisfied with the curly brackets \{ and \}. They are too slim, and barely distinguishable from ...
8
votes
4answers
20k views

problem of introducing long brackets in different lines

I have a problem writing an equation in eqnarray environment, where I split a single line into two lines. The first line starting with \left[ and the second line ending with \right], but I could not ...
6
votes
2answers
9k views

How to have curly bracket spanning items of Itemize

We already know how to have a curly bracket spanning multiple non-math lines of text: Cf. Curly brackets spanning multiple lines (no math env) | Only 1 curly bracket, at 1 side What I wonder now is: ...
6
votes
1answer
2k views

Highlighted Matrix with brackets

I would like to produce the matrix as shown in this figure: At the moment, I have this code: \documentclass{article} \usepackage{tikz} \usetikzlibrary{matrix} \begin{document} \begin{tikzpicture} ...
7
votes
2answers
1k views

Double subscript error with \newcommand?

Disclaimer: I know of Defining a newcommand with sub- or superscript and avoiding "double subscript" error but this only gives a work-around, but no explanation to my question. Here's a ...
2
votes
1answer
445 views

Doubled parentheses, braces, brackets and angles

I need some doubled versions of the standard parentheses, namely parentheses, braces, brackets and angles. They should be scalable and the output should look roughly like this: \documentclass[border=...
19
votes
4answers
76k views

Lyx: Quick way to insert Dirac bra-ket

In LyX, what is a quick way to insert mismatched delimiters in math environment? I tried typing \left|\right>, but it is not interpreted automatically.
18
votes
2answers
16k views

Angle brackets in non-math-mode text

Is there a way to directly input angle brackets into text without resorting to math-mode symbols? I'd like to correctly indicate orthography in a linguistics paper, and have been resorting to single ...
27
votes
2answers
821 views

Deep Brackets Around a Text

What I'm trying to achieve is to get the following effect for a body of text: I've looked at many examples that use all sort of brackets, but none of them look like the ones above. So far, I've only ...
16
votes
1answer
4k views

How do I remove parentheses from theorem optional argument?

This is a MWE: \documentclass[12pt]{article} \usepackage{amsfonts, amsthm, amsmath, amssymb} \theoremstyle{definition} \newtheorem{Theorem}{Theorem}[section] \newtheorem*{Pythagorean theorem}{...
2
votes
3answers
6k views

How to write brackets in a matrix

I can't describe it, just i can't do it. Can you help me please. Note that there is an arrow showing the position "t".
14
votes
4answers
904 views

How do I specify a round parenthesis below some text?

I need something similar to \underbrace but instead of curly brackets, I would like to have normal round horizontal paranthesis below my text. Similar to \textbottomtiebar but spanning the whole text. ...
5
votes
3answers
1k views

Drawing the rules for the bracket polynomial

I am trying to re-create the three rules for the bracket polynomial: This is what I have tried so far: \documentclass[executivepaper]{article} \usepackage{mathtools} \everymath{\displaystyle} \...
6
votes
4answers
2k views

Dynamically sized brackets/parentheses for text

I'd like to have a large bracket that shows a relationship from one set of text to another, like this: Nam dui ligula, fringilla a, ) euismod sodales, sollicitudin ) vel, wisi. Morbi auctor ...
5
votes
1answer
10k views

How to make brackets larger?

How can the first { and last } in the following be made larger? $A =\left \{a \notin\{1, 2\}, \ b\notin \{4,5\}\right\}$.
3
votes
1answer
3k views

Biblatex square brackets color

How can I change the square brackets color of references in text using biblatex (numeric style)? I know it can be done with natbib, but not using this package anymore. \documentclass[hidelinks,...
2
votes
2answers
4k views

Overbrace/underbrace without extending brackets/parentheses

I'm using \overbrace to explain a part of an equation, like this: \begin{align} a\left[\frac{d\cos y}{e} + \overbrace{\frac{b\sin x}{c}}^{\text{second bit}}\right] \end{align} But the overbrace ...
10
votes
2answers
1k views

Use custom brackets

For my thesis I need particular brackets for defining some operators. I found \llceil, \rrceil, \llfloor and \rrfloor in the stmaryrd package, which are just what I was looking for. Unfortunately, ...