Conventionally { and }; used to delimit groups or arguments in (La)TeX code.

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5
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1answer
718 views

Using simple, MathJax-compatible TeX to put enclose a matrix in braces

I was trying to explain the identity matrix over at Math StackExchange and I wound up using the following. $${\bf I_n} = \underbrace{ \left.\left( ...
5
votes
1answer
168 views

Unnecessary braces versus speed compilation process

Could the use of many unnecessary braces speed down the compilation process? I'm asking because I use many many alert commands, defined by \def\alert#1{\textcolor{red}{#1}} So when I want to ...
11
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1answer
252 views

Straight Braces

Can I make a variant of Latex Braces? In some equations system, I'd like to use a left brace like in this picture:
8
votes
1answer
426 views

Labeling non axis parallel braces in tikz

Given two points, the following code draws a brace connecting them and labels it. \documentclass{standalone} \usepackage{tikz} \usetikzlibrary{calc,decorations.pathreplacing} \begin{document} ...
4
votes
0answers
63 views

Should I put the name of a new command in braces? [duplicate]

Possible Duplicate: Why do people use unnecessary braces? In so far as I know, the open and close braces around the command name for \newcommand{\commandname}{...} versus ...
9
votes
1answer
215 views

Using xy-pic, how do you label an arrow with a curly brace that spans the length of the arrow, and can be offset arbitrary distances?

I'm trying to figure out how to label the arrows with curly braces that span the length of the arrow, and to make it all very pretty. More specifically, I'm trying to make ...
8
votes
1answer
184 views

Brace from {cases} environment disappears after rowcolors*{1}{…}{…}

I use rowcolors*{1}{...}{...} to color a table, then I use it again (with white as arguments) to reset the color. After that, braces look weird (they disappear slightly). If I use scrbook, book, ...
2
votes
2answers
578 views

Split environment wrong braces dimensions

I have to split a quite long formula. I used a nested split environment but I have to break curly braces from one line to another using \right. and \left. The curly braces I get have different ...
12
votes
1answer
2k views

Curly brackets around a table

I would like to have braces on the left side of a table (either that or on the right side) and bellow the same table. What I have got is $ m-Mal \underbrace{ ...
2
votes
1answer
984 views

Why do I get an error “Too many }'s” when using package rotating

I'm receiving an error "! Extra }, or forgotten \endgroup" with all of my figures in my thesis , when I use graphicx and rotating usepackage simulatenously. If I use graphicx package only then there ...
5
votes
3answers
305 views

slim braces in a table

We need to make clear that certain data is the same in several rows. An underbrace taken from math-mode does the job quite well, but is unfortunately way too prominent in the table, especially in ...
0
votes
1answer
524 views

\citeauthor* behaves like \citeauthor or \citeyearpar uses square brackets instead of round

I am LaTeX newbie so please bare with me. I would like to have citations in following format: e.g. "Bauer et al. (1988) [1]" so "1st Author et al. (year of publishing) [number in references]". ...
6
votes
3answers
134 views

How do I handle a closing brace in a 'character scanning' macro?

Problem I need to define a command that grabs all numerical digits following it and leaves the rest alone. Eventually I came up with this: First Solution \RequirePackage{xstring} % for \IfInteger ...
0
votes
0answers
37 views

Vertical braces spanning multiple items in an ennumeration-like environment [duplicate]

Possible Duplicate: Large braces over several items in an itemize with text by the brace How can I create these vertical braces if I have something like an enumeration environment and want ...
2
votes
1answer
115 views

Add a brace on the left side of a group [duplicate]

I can't figure out how to place the brace on the opposite side, that is on the left of the group of equations, when following the answer in this link: How to put a brace on the right, not left, to ...
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6answers
2k views

How bad for TeX is omitting braces {}, even if the result is the same?

Sometimes writing braces and omitting them produces the same result: \tilde{\psi} \mathrm{e}^{\mathrm{i} \pi} vs \tilde \psi \mathrm e^{\mathrm i \pi} Or (taken from Werner's comment below) ...
5
votes
2answers
621 views

Text over the overbrace beyond “scope”

does anyone know how can I avoid the free space between the sum sign and the indicator function. I guess it's caused by the width of the upper block above the overbrace. So is there a way to allow ...
11
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2answers
1k views

How can I draw annotated braces over and under math expressions?

What LaTeX markup would one have to write to produce a result similar to the image below? Please excuse my Paint-and-mouse drawing skills. :-)
7
votes
1answer
990 views

How to adjust brace size for nested braces?

How can I adjust the size of the outer braces to make the following equation neater? \documentclass[a4paper]{scrreprt} \usepackage{amsmath} \begin{document} \[ M = \left\{ x \in X : ...
6
votes
2answers
2k views

Case equation without curly brace

I want to have a case equation without the left curly brace. I am using \documentclass[11pt,a4paper]{article} \usepackage{amsmath} \usepackage{amssymb} \usepackage{amsfonts} \usepackage{amsthm} ...
4
votes
1answer
218 views

The command \string does not print curly braces of its argument

While printing the List of Symbols, I would like, in a draft, to print the definition commands as well. For instance, consider the following commands: \providecommand{\perm}{\ensuremath{\pi}} ...
25
votes
2answers
1k views

Asymmetric overbrace

This question led to a new package: abraces How can I control the position of an overbrace's spike? e.g. I want: /------^----------------------\ aksdj ajksdnkajs ajsdknakjsnd jaknd As ...
3
votes
1answer
370 views

Align inside align

I have a list of equations with annotations like the one below: \documentclass{scrartcl} \usepackage{amsmath} \begin{document} \begin{align*} aaaa &= 1 &&\text{for $X$} \\ bbbb ...
5
votes
1answer
496 views

How to tell LaTeX to automatically remove envelopping curly braces in a string to use with biblatex?

I am using biblatex together with a bibliography manager Referencer. I want to use the url field of the bib file to link to the page. However, Referencer has urls of the form url = {{ http://... }} ...
1
vote
1answer
301 views

How to strip curly-braces from variable before using it as a filename?

I'm trying to use a variable to pass a filename to \includegraphics. I'm having trouble because my filename is built up from other variables. This leaves an empty curly-brace inside the filename. The ...
7
votes
1answer
342 views

Can I use \begingroup \endgroup as delimiter of \detokenize, instead of {}?

I would like to use other delimiters than {} for the argument of \detokenize. E.g. something like \detokenize\begingroup a lot of stuff \com \mycom \endgroup but it does not work. Am I really ...
22
votes
3answers
658 views

Why are text format commands used inside braces?

Most commands in Latex are written with the arguments inside braces following the command: \command{arguments}. But text formatting options, like \em, or \scriptsize are usually written inside the ...
7
votes
1answer
201 views

typesetting material to the left of a big curly brace

\documentclass{article} \newcommand*{\LeftWidth}{3.0cm}% \newcommand*{\RightWidth}{\dimexpr\linewidth-\LeftWidth-2em\relax}% \newcommand{\AlignedBrace}[2]{% \medskip\par\noindent% ...
12
votes
2answers
267 views

necessity of braces for accent commands

Many resources on LaTeX teach that "é" and "ä" are typeset with (respectively) \'{e} and \"{a}; and it is similar for other accent symbols. Are the braces really needed? Aren't \'e and \"a shorter but ...
1
vote
1answer
9k views

How to output a curly brace, which is interpreted only as a character? [duplicate]

Possible Duplicate: Writing { and } to a file with LaTeX I want to output a curly brace, which will not be interpreted as a group delimiter. My attempt does not work: \def\aa{\string}} I ...
5
votes
1answer
334 views

relative positioning in multipart nodes

Is there a way do draw a line from the beginning of the tip of the brace, using relative positioning? \documentclass{article} \usepackage{tikz} ...
2
votes
1answer
762 views

Bringing the (square) brackets to the same height

Consider the .tex extract from below: \begin{equation*} A=U\Lambda U^T=\left[\begin{array}{ccc} & & \\ u_1 & \cdots & u_n \\ & & ...
1
vote
1answer
321 views

Changing the font for braces

I managed to successfully hack mathspec to use parentheses () and brackets [] from the specified font via e.g. \DeclareMathSymbol{]}{\mathord}{\eu@DigitsArabic@symfont}{`]} Obviously, I'd like to ...
6
votes
1answer
346 views

Adjusting \underbrace “cursor” at horizontal axis

Given is following formula: \[ \begin{split} \sum\limits_{k=-n}^k c_ke^{ikx}=\frac{a_0}{2}+&\underbrace{\sum\limits_{k=1}^n\left(c_ke^{ikx}+c_{-k}e^{-ikx}\right)}\\ ...
7
votes
3answers
382 views

unicode-math and braces scaling

I am trying to create a minimal lualatex distribution, and hence try to eliminate as much non OTF fonts as possible (I try to get rid of the .afm, .pfb, .map, etc files to save space). Everything is ...
13
votes
2answers
3k views

How can I put a curly brace inside an algorithm to group code lines?

I am using the algorithmic package (or even algorithm2e is fine). Is it possible to use curly braces to group some lines in the algorithm so as to be able to put an explanation to the right?
5
votes
1answer
1k views

multi-line text for brace decoration in tikz

I'm trying to make a time-line with events by means of tikZ. Everything is going fine, I found (here) some nice examples and explanations but... I do a brace decoration for my time-line which has long ...
3
votes
2answers
9k views

“Extra }, or forgotten \endgroup” error

Don't understand why this piece won't compile fluently. TeX file as following: \begin{figure} \centering \includegraphics[width=\textwidth]{chapter2/epjb/groups_0.pdf} ...
6
votes
2answers
2k views

braces on the sides of an easybmat matrix

I created the following matrix with easybmat, and I would like to add at the bottom (respectively right) something like an underbrace (resp. "rightbrace") under each of the two blocks, together with a ...
20
votes
3answers
11k views

How to put a brace on the right, not left, to group cases?

How can I get a brace on the right, not the left, to group cases, using cases? (I know actual cases look better with the brace on the left, but the items I need to group are not literally cases. They ...
10
votes
1answer
189 views

Treating < and > as synonyms for the curly braces { and }

I am exporting photo metadata from a software which seems to be unable to export curly braces correctly. Is there any way to tell LaTeX to treat < as {, and > as }, to keep me from having to go ...
11
votes
2answers
1k views

Side brace around image with underbrace

I have an image and I want to put a side brace on the left and an underbrace on the bottom. The underbrace works fine, but the left becomes twice the image height for some reason. I'm sure the image ...
4
votes
1answer
651 views

lstinline loses braces when used as an argument to another command

I'm using the listings package, for the Java language (which, as all C-like languages, uses braces as a block delimiter). I intend to use \lstinline{...} as the second argument to a command for ...
2
votes
1answer
615 views

Unbalanced braces with newenvironment / NewEnviron + Command

This is a follow-up question of my Unbalanced braces with newenvironment / NewEnviron post. The gist is that by using \NewEnviron{myEnv}{% ...
2
votes
1answer
536 views

Unbalanced braces with newenvironment / NewEnviron

I am trying to define an Environment myEnv s.t. \begin{myEnv} text1 \end{myEnv} text2} expands to \renewcommand{\myCommand}{ text1 } { text2} The reason for the obviously unbalanced expression ...
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votes
3answers
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Why does TeX remove braces around delimited arguments?

On pp. 203–204 of the TeXbook, Knuth describes how TeX absorbs macros' arguments: delimited go until the first appearance of the delimiter, and undelimited go until the next token, in both cases ...
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votes
2answers
5k views

Smaller \lbrace than expected [duplicate]

Possible Duplicate: How do I format this equation in LaTeX? \begin{equation} p_{GL}= \lbrace \begin{array}{@{} l c @{}} 0.59p_R+0.3p_G+0.11p_B & \text{p es un pixel del fuego} \\ 0 ...
15
votes
2answers
143 views

How do extra braces impact the placement of items in the document?

I am placing some of my document through some outside BASH scripts, but want to protect some information such that the scripts will not change them. The simplest option for me is to put { and } around ...
11
votes
1answer
3k views

Annotating individual math terms with braces

I am trying to annotate individual terms of a mathematical expression, as depicted below. The problem I get is that the comment seems to be taken as part of the fraction, which unnecessarily extends ...
8
votes
4answers
1k views

Brace and text in side margin

Within a text, I would like to emphasize one or two paragraphs by placing a curly brace in the left side margin, and next to it some short text vertically centred around the brace's centre. The ...