{delimiters} are characters used to specify the boundary between separate blocks/groups of text. They are typically used in {macros} or {math-mode} constructions.

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503 views

How can I put large parentheses around a figure?

Around an image, I would like to place parentheses that are large enough to enclose an image. To give you an idea, I tried: \[ \left( \includegraphics[width=0.2\textwidth]{figurename} \right) \] ...
6
votes
1answer
1k views

How to automatically scale `\mid` within delimiters [duplicate]

\mid within \left and \right delimiters is expected to be automatically scaled, but today I noticed such behavior: L = \sup \left\{ \sum_{x \in F} a(x) \mid F \subset X,\, |F| < \infty \right\}, ...
5
votes
1answer
1k views

How to get big \{ and \} braces for an equation

How to type big \{ and \} braces in this sentence: $$P_{n,k}=\{\{x,y\}\in [X]^2: n=\min \{m\in \omega: B_m(x)\cap B_m(y)=\emptyset\}; (x,y)\notin G_k\}$$ Could somebody help me?
11
votes
1answer
211 views

(Re)definition of commands that use delimiters other than braces (e.g. \underbrace)

How do you go about redefining a command such as \underbrace, which uses an "uncommon" delimiter, i.e. _, between its two arguments, so that the redefined command be usable in exactly the same way as ...
12
votes
2answers
388 views

Manually controlled size of delimiters in macros

I am using the amsmath package and I'd like to control the size of my delimiters manually, i.e. using the \bigl, \Bigl, ... , \Bigr, \bigr commands, instead of \left, \middle, \right. Now I want to ...
4
votes
1answer
717 views

Issue with delimiters of small matrix

I am using the mathtools package in order to right-align entries in small matrices. My code is below. The issue is that the delimiters in the first matrix are not the appropriate size; they should be ...
24
votes
1answer
505 views

Sloppy \left and \right?

The \left and \right commands often produce improvidently large delimiters. It almost always looks better to use delimiters that are just slightly too small than delimiters that are too large. With ...
3
votes
1answer
1k views

How to increase the size of a curly bracket size without \left and \right

I would like to ask how to increase the dimension of the curly bracket in the second item of the following list: \begin{enumerate} \item Draw $\tilde{\theta}$ from $j$ \item Calculate $\nu = \min \{ ...
6
votes
2answers
356 views

Space added after \right

I have a problem regarding the space added by \right.. I have read this answer regarding the topic, where @egreg proposes a macro that deletes this space. However, when using this in my own ...
11
votes
1answer
3k views

Easily change behavior of \DeclarePairedDelimiter

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 ...
8
votes
2answers
3k views

In exponents, parenthesis too small, \big too big

When something big (a fraction, a sum, an integral...) appears within a pair of parenthesis, one can typically use \left(...\right) to get delimiters large enough to surround the contents. The ...
1
vote
2answers
368 views

Why does \left break TeX rendering?

The following TeX breaks rendering, but if I remove the \left function, the TeX renders (but without the stretchy brace). I'm helping a colleague and I'm too new to LaTeX and TeX to know how to ...
8
votes
3answers
232 views

Oversized parentheses around tabular

I'm having the following problem. I'm using a tabular environment to create a phrase structure rule (linguistics stuff, don't care about it) and I need parentheses for those parts in the rule which ...
6
votes
0answers
138 views

Spacing around \left and \right: When is it needed? [closed]

There have been a few questions (such as this and more recently this) regarding the "extra" spacing around \left and \right. And there are various options for fixing it, including the mleftright ...
4
votes
1answer
346 views

Systems of equations in ConTeXt

In LaTeX+amsmath, I can say \documentclass{article} \usepackage{amsmath} \begin{document} \begin{equation*} \left\{ \begin{aligned} px-y-4&=0\\ 2x-2y-6m&=0 ...
11
votes
1answer
364 views

Compatibility between amsmath and exscale

Both the amsmath package and the exscale package define the delimiter macros \big, \Big, \bigg and \Bigg based on the internal macro \bBigg@. However, as the following minimal example reveals the ...
3
votes
1answer
3k views

Error: Extra }, or forgotten \right in align environment

I'm getting errors in the align environment that I'm not getting for the exact same line that compiles without error in the equation one and I can't figure it out. Can someone shed some light on this? ...
5
votes
3answers
113 views

Having inside delimiters same size as outside ones [duplicate]

I want to define a set $S= \left\{ \left[\matrix{ a &b \cr a^2 & b^2\cr }\right] \left| \right. a, b {\rm \ real \ numbers} \right\} $ How do I make the separating bar | same size ...
1
vote
1answer
2k views

“Missing Delimiter” in Beamer-class [closed]

I got a problem when trying to change the fontsize within a beamer-class frame. \documentclass{beamer} \begin{document} \begin{frame}{First frame} {\big Just some content} \end{frame} \end{document} ...
5
votes
1answer
1k views

bigger parentheses in equations

I have the following TeX equation: r = (I_n - (.85) M^T)^{-1} (\frac{1 - (.85)}{5}) \cdot 1 \\ I want bigger parentheses around the term (1-(.85)/5), how can I achieve this? How can I get large ...
8
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3answers
815 views

How to make pipe to grow with both sides?

How to make pipe (vertical bar) symbol to grow like in Dirac product notation but without outer angle brackets?
30
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2answers
37k views

What do the pieces of LaTeX, \left and \right, respectively mean?

What are their uses and are they even standard?
3
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0answers
688 views

Character combination and horizontal spacing [closed]

Thanks for this awesome website that helped me countless times! I need to use double square brackets. I know about those in the stmaryrd and MnSymbol packages, and I heard about unicode-math—but for ...
21
votes
2answers
227 views

\( \) don't work with TOC?

If I write this line of code \subsection{Ranger \( n \) boules distinguables dans \( M \) boîtes} I obtain an error over the second \) (./Probabilité.toc ./Probabilité.toc:8: LaTeX Error: Bad ...
9
votes
2answers
450 views

Matching the delimiters \{ and \} in AUCTeX

I'm using AUCTeX and would like the delimiters \{ and \} to be matched. How can I (permanently) achieve matching of these delimiters? The link I provided indicates that I should edit a syntax table, ...
5
votes
2answers
119 views

Fence/delimiter stored inside in a macro

I'm wondering, say I have this definition \newcommand\restrictedTo{\vert\sb} to be used as $f \restrictedTo A$. This works fine, but $f \big \restrictedTo A$ fails, whereas $\left. f \right ...
15
votes
6answers
686 views

How to change the item separator in TikZ foreach command

I want to cycle over several sentences using a foreach loop. Now sentences will prpbably contain commas, which are used by foreach as item separators. So I would like to change the item separator to ...
5
votes
1answer
747 views

listings: closing parenthesis as delimiter not matched when linebreaks=true

I want code in parentheses and in brackets to appear in different colors. In the following document, the words brackets again appear in green as intended, and outside again is black as intended, but ...
7
votes
2answers
203 views

delimiters with exact size

I'm looking to get a delimiter at an exact and user specified (point) size, rather than the default "a discrete size big enough to hold the contents" of \left( etc. Is this possible? I've tried ...
4
votes
1answer
656 views

variable sized harpoon delimiter

I would like to have a variable sized delimiter version of the ams symbols \downharpoonleft, \downharpoonright and \upharpoonleft, \upharpoonright respectively, such that they work with \left and ...
11
votes
2answers
352 views

How to color delimiters

I have some special delimiters that I want to add to a glossary, those get hyperlinks and colors etc. However when i want to use those delimiters, using \left, \right and \middle becomes impossible. I ...
6
votes
3answers
434 views

Can I have a curly brace as macro argument delimiter?

Is there any trick that allows to have a { in argument delimiters of a macro ? for example, with this definition : \def\start#1\fin{+++#1+++} the call \start coucou\fin{3}4 will display ...
3
votes
2answers
362 views

Delimiter size \big not working with fourier, mathtools packages and 11pt option

I have a document using the fourier font package and mathtools. In mathmode the \big delimiters are the same size as normal sized. After some debugging I noticed that if I remove the 11pt document ...
4
votes
1answer
1k views

Algorithmicx — How to use latex maths delimiters

Today, I decided to migrate from using TeX [$..$] to LaTeX [\(..\)] delimiters for inline maths, and, as usual, fell off the cliff of my somewhat precarious understanding of TeXian gastroenterology, ...
43
votes
4answers
29k views

Latex: Nice abs

I have this expression: |x-|x-|x-4||| Now, every | sign has the same size, but I'd like to make the outward pairs bigger. Is it possible to do it automatically, or do I have to define the size of ...
8
votes
1answer
3k views

Extend double vertical bar

I'm trying to write an expression in math mode similar to this formula: My LaTeX expression looks like this: \min \| \begin{array}{c} ... \end{array} \| but it happens that the double lines are ...
17
votes
4answers
5k views

Spacing between triple vertical lines

I would like to create a norm-like operator with 3 verticals bars instead of two. It has to look like $|||\cdot|||$. I would like to know how to decrease the spacing between the vertical bars such ...
4
votes
2answers
210 views

How to make the function identifier ( f(x) ) more dominant?

When a function has a rather complex set of parameters, the function identifier (usually simply f), gets dwarfed by the parentheses and the parameters inside of them: As you can see in the red ...
8
votes
1answer
724 views

Left-middle-right delimiters and unicode-math

Consider the rendering of \middle| in the code below: \documentclass[12pt,a4paper]{article} \usepackage{unicode-math} \setmathfont{xits-math.otf} \begin{document} \[ \left\lbrace p_{i,j} \, \middle| ...
15
votes
2answers
16k views

Linebreak between \left and \right [duplicate]

Possible Duplicate: How to make \left, \right pairs of delimiter work over multiple lines? I would like to type something like this: \begin{equation} \begin{split} \left( ba ba ba ...
2
votes
1answer
194 views

Sized delimiters (\left( \right)) are too tall for vertically aligned array (\begin{array}[t])

Please compile the below and the problem will be clear. \documentclass{article} \begin{document} \noindent Compare \[ \begin{array}{l} \land ~a\\ \land \left( \begin{array}[t]{l} \lor ...
8
votes
3answers
1k views

How do I apply both \mathbf and \left to a \langle?

I want text surrounded by a bold-face \left\langle ... \right\rangle. But when I use \mathbf or \pmb, I get errors, and when I use \bm, it doesn't seem to do anything. Is there a command that does ...
14
votes
2answers
6k views

How to typeset a matrix with MathJax?

I need to typeset a matrix with square brackets as delimiters for math.se (I believe they use MathJaX). How would I do that?
5
votes
1answer
529 views

How to automatically add parentheses around fractions?

Is there any way to make LaTeX automatically put parentheses around a \frac if it is followed by a superscript expression?
71
votes
3answers
265k views

Big Parenthesis in an Equation

I have an equation contained inside \[...\], which automatically makes a \sum with sub- and superscripts turn big--so that the summation sign looks awkward inside parenthesis. Any idea how to make ...
5
votes
1answer
361 views

What's wrong with my braket macro?

Based on egreg's alternate solution to my previous question from which I learned the idea of making characters into macros, I've now defined a different syntax for bra-kets which I actually like even ...
13
votes
1answer
599 views

Macro delimiter

I'd like to have a macro to split up another macro content, with field separator being a space. So: \def\mytext{foo bar} \def\secondof#1 #2{#2} \secondof\mytext What? What do you mean: "runaway ...
4
votes
1answer
654 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} ...
64
votes
2answers
13k views

automatic size adjustment for nested parentheses

As I prefer outer parentheses to grow larger in nested expressions, I happen to insert \bigl and \bigr and its larger cousins a lot. I have always wondered whether there is a way to do this ...
7
votes
1answer
256 views

Using “found” code to typeset augmented matrices, want [] instead of ()

Here's a minimal example of what I'm doing presently: \documentclass[a4paper,12pt]{article} \usepackage{amsmath} \usepackage{arydshln} \makeatletter \renewcommand*\env@matrix[1][*\c@MaxMatrixCols ...