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

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7
votes
2answers
105 views

Detect closing braces with a command

I want to make a command that detects if the next token written in the document is a closing brace. My best approach is to use the \@ifnextchar command. In fact, the following code: \makeatletter { ...
7
votes
2answers
128 views

Braces on either side of a list

I want to create this: The following code does this, but produces a number of overfull hbox and vbox statements in the log -- how can I get rid of those? On the other hand, if there is a better ...
6
votes
2answers
144 views

Whole word as a macro argument when macro called without braces

I have a macro: \newcommand{\sEmph}[1]{\textbf{\textcolor{NavyBlue}{#1}}} Then I can do: Some text is in \sEmph{blue}, and some in black. with this result: But if I omit the braces only the ...
6
votes
3answers
138 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 ...
6
votes
2answers
3k views

How to escape curly braces within \texttt{}

How can I escape curly braces within the \texttt{} environment? \texttt{ \{ } produces errors within my template, which can be found here: (link) I saw this question for square braces, but the ...
6
votes
3answers
307 views

How can I calculate the length of the longest word in a node?

I would like to create an inline brace command \inline{} for xelatex using TikZ. The difficult part is calculating the text width for the node without hardcoding it into the tikzpicture environment. ...
6
votes
2answers
1k views

\underbrace symbol is wrong

Hey guys, I tried to google the solution, but I didn't find any solution to this. I am using beamer,xelatex to prepare a slide. When I use \underbrace, the brace doesn't show, instead, a crappy symbol ...
6
votes
4answers
1k 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 ...
6
votes
3answers
5k views

Large braces to specify condition in a set

How do I define this in LaTeX - I am writing a description of a set, and I need huge braces because I have lot of clauses to fit in, and it will take more than 1 line. For example: A = \{ (x,y,z) : ...
6
votes
3answers
4k views

Using a big brace over multiple lines - multiple lines left of it

I am super helpless, I wanna do the following: Mathmode, 2 lines on the left, a brace over both (using array) and than I wanna have 3 lines on the right. A small example: \begin{align*} \left. ...
6
votes
2answers
3k 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} ...
6
votes
2answers
183 views

How to change the orientation of a brace?, with psbrace, in PsTricks

I can´t believe it. I was looking and reading... the multiple examples in page 23 in pstricks-add-doc.pdf and I can´t reach what I want. Even copying and pasting any examples of the PDF I know how ...
6
votes
1answer
399 views

Underbrace problem

I have some problem to make the Underbrace partly for the equation like the picture shows. The unique part is the "b" is used twice. Thanks !
6
votes
1answer
601 views

Right curly bracket around text

The following code will produce some text enclosed by a right curly bracket and to the right of it some other text saying that is the same meaning. Now, I would like to have the text aligned to the ...
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 ...
6
votes
2answers
657 views

short curly braces with tikz

Is there a way to get curly braces with tikz which look more like this one? At the moment I'm using the following to get curly braces: \documentclass{article} \usepackage{tikz} \begin{document} ...
6
votes
2answers
134 views

How to make the this brace bigger? “}”

here is my code: \begin{equation*} \left . \substack{ 2 \beta_{r,j}^{(l)} = \beta_{r,j}^{l-1} + \beta_{R+r,j}^{(l-1)} \epsilon_{m}^{j} \\ 2 \beta_{r,m+j}^{(l)} = ...
6
votes
1answer
352 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)}\\ ...
6
votes
1answer
117 views

LaTeX3: tokens for curly braces

I use a clist of delimiters to define functions that enclose text within the said delimiters. Here is a MWE: \ExplSyntaxOn \clist_new:N \l_delim_clist \clist_put_right:Nn \l_delim_clist { {paren, ...
6
votes
1answer
1k views

Side braces - can somebody make sure I'm reading this right?

After some trial and error, and a little help from this stack overflow question I was able to put together this code: \documentclass{article} \usepackage{tikz} ...
6
votes
1answer
669 views

how to remove additional space around \underbrace and justify the text under it

How do I remove the additional space around \underbrace justify the text under it, if the latter is longer than the text above it? To illustrate the issue: \documentclass{article} ...
6
votes
1answer
102 views

Changing the size of the braces from the cases environment

I have created the following picture using the cases environment. For this picture I have two questions. 1) I would like to limit the size of the braces created by the cases environment to ...
5
votes
3answers
325 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 ...
5
votes
1answer
562 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://... }} ...
5
votes
4answers
2k 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} ...
5
votes
2answers
506 views

How to change the style of the braces around equation numbers in the align-environment

I would like to change the braces in the align-environment from the normal braces ( ) to rectangular braces [ ],
5
votes
1answer
172 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 ...
5
votes
3answers
63 views

Array environment cell over two rows keeping alignment

I am trying to span braces over two rows while keeping the aligment in the following example correct alignment in this case the alignment is correct. I think I am nearly there, any help would be ...
5
votes
1answer
2k views

! You can't use `\eqno' in math mode

what is wrong with this??? please,can anyone help? \begin{equation} \label{probabilityy} P^{t}({E_{0})=P_{0}+(1-P_{0})P_{1}+ (1-P_{0})(1-P_{1})P_{2}+.......+P_{n}\Pi_{k_{0}}^{n-1}(1-P_{k}) ...
5
votes
1answer
818 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
397 views

Can a \newcommand Definition Contain Braces as Substitution Text?

The following example is completely counter-intuitive, but I need this in a bigger definition I'm not including here. \newcommand{\openbrace}{{} I need this to start a nested scope. Is this ...
5
votes
2answers
1k views

Remove additional space around \underbrace{…}

How do I remove the additional space that is added when using \underbrace{...}, to get the same width in both lines: \documentclass{scrreprt} \usepackage[ngerman]{babel} \usepackage[utf8]{inputenc} ...
5
votes
2answers
241 views

How to put a curly brace in the right of three lines within an align-environment

I have a question concerning how to add a curly brace at the right side of three lines in an align-environment. The following is an example of what I'm speaking about: ...
5
votes
1answer
418 views

Resize braces arbitrarily

I'm trying to get arbitrarily big braces in some graphs I have to make, using Inkscape with the PDF+LaTeX option. The problem I have is that simply resizing a bracket makes it stretch: I'm aware ...
5
votes
2answers
224 views

Setting over- and underbraces outside an matrix formula

I want to typeset a matrix which consists of several submatrices. As they consist of some longer formulae I'd like to assign each a name. I tried to use \underbace and \overbrace. However now the ...
5
votes
1answer
686 views

Splitting a command syntax across a \newenvironment definition

This question is a direct follow-up to the question Can a \newcommand Definition Contain Braces as Substitution Text? I asked yesterday. The following example is once again a counter-intuitive one, ...
5
votes
2answers
726 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 ...
5
votes
1answer
307 views

Nested macro envocation - syntax error?

I get a Argument of \\drs has an extra }. when I try to process the following: \documentclass{article} \usepackage{tikz} \newcommand{\drs}[2][lambda/.initial={}]{% \{% {\pgfkeys{/drs/.cd, #1, ...
5
votes
1answer
208 views

How to add curly brace below xytree nodes

I would like to add a curly brace and label underneath the E and F nodes of an xytree like this: So far, I have the code for the tree, but haven't been able to figure out how to insert the curly ...
5
votes
1answer
251 views

How to disable auto-complete braces in TEXStudio?

I want to disable auto-complete for braces in TexStudio. In its simplest form, when I type "{" I do not want it to automatically add a "}". When it does this, many times I end up deleting brace, ...
5
votes
1answer
60 views

How do I insert a command using braces into the caption of a ctable?

I need to place a hyperref command into the caption of a ctable, but this does not produce correct output. For example: \ctable[caption={Properties of the \hyperref[sec:Towers]{Towers} dataset.}, ...
5
votes
1answer
738 views

How to put a brace and a title?

I would like to put a brace between the Q_s and Q_d of the following diagram \begin{tikzpicture}[domain=0:5,scale=1,thick] \usetikzlibrary{calc} %allows coordinate calculations. %Define linear ...
5
votes
1answer
346 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} ...
5
votes
1answer
148 views

Index unmatched braces in LaTeX

I am trying to make the following work \documentclass{book} \usepackage{makeidx} \makeindex \begin{document} \chapter{One} \section{One} Let us try to index the characters '()'. \index{()@()} \\ Let ...
5
votes
1answer
471 views

How to draw vertical brace right side of a vertical line with node?

I want to draw the following figure (with a node which is not shown). I obtained this with the following code: \begin{figure} \begin{center} $\left.\begin{array}{rr} \begin{tikzpicture} \draw ...
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 ...
5
votes
1answer
113 views

pass to \geometry{} options using a macro - keyval error

MWE: \documentclass{article} \usepackage{geometry} \newcommand{\GeomOpts}{a4paper,vmargin={3cm,3cm}} \geometry{\GeomOpts} \begin{document} \end{document} Because of the braces in \GeomOpts its ...
4
votes
3answers
110 views

Side brace in dfrac

So I have this formula \begin{empheq}[right=\empheqrbrace]{align*} \dfrac{\dfrac{\dfrac{\dfrac{ \frac{1}{a} % <-- start with this a }{a}}{a}}{\vdots}}{a} that's rendered in this formula: ...
4
votes
2answers
168 views

Define a special verbatim commmand

To learn more about Plain TeX, I try to define a special verbatim command \verb{code}, which puts code inside braces. When there is no braces in code, It's easy. But when there are some balanced ...
4
votes
1answer
21k views

Left brace including several lines in eqnarray [duplicate]

How is it possible to make a brace and have something like this in a eqnarray block?