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

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! 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}) ...
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votes
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174 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 ...
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4answers
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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} ...
6
votes
2answers
193 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 ...
7
votes
2answers
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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 ...
4
votes
3answers
300 views

Why don't the curly braces and the mid bar become bigger?

I'm having the following code: \documentclass[11pt]{article} \usepackage{amssymb,amsthm,amsmath} \newcommand{\abs}[1]{\lvert #1 \rvert} \newcommand{\N}{\mathbb N} \newcommand{\K}{\mathbb K} ...
0
votes
1answer
152 views

Left and right braces on different lines of align [duplicate]

\documentclass[a4paper,12pt]{article} \usepackage{amsmath} \begin{document} \begin{align} A = \max\left{B \\ & C \right}. \end{align} \end{document} My expressions B and C are so long ...
0
votes
1answer
218 views

How do I write a right bracket without writing a left one?

I need to use \right] in one of my lines, but if I don't write \left[ in the same formula I get an error (Using texmaker). What I want to do is to type the range of a function, as in $F(x)]_{0}^{5}$. ...
8
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1answer
224 views

How can I typeset a brace on the right-hand side of two equations?

How to obtein this on latex? Thank you.
7
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2answers
106 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 { ...
5
votes
1answer
219 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 ...
2
votes
1answer
99 views

Overbraces hovering too far above matrix for some reason?

I have a matrix with two overbraces above it but they are not directly above it, there is a fair amount of space between the braces and the matrix and I can't see why it is happening. ...
3
votes
1answer
259 views

How to arbitrarily stretch braces

I want to stretch the \rbrace command by an arbitrary vertical scale factor in order to have precise control over its size inside a TikZ picture. Surely there's a simply command to stretch it, any ...
2
votes
1answer
107 views

Getting error while using top, and right braces in a listing

I am showing right and top braces, whereas while attempting to add overbraces using a new function called 'AddNoteOver', I am getting this error: "Package tikz Error: + or - expected ...
3
votes
2answers
87 views

Braces (not)containing \underbrace

This: \left\{ \begin{array}{l} \frac{da}{dt}=\sum\limits_kJ_k\sin(D_{ok})\\ \frac d{dt}\left\{\begin{array}{c}e\\i\end{array}\right\}=A+\sum\limits_kJ_k\sin(D_{ok})\\ \frac ...
2
votes
2answers
469 views

subequations and array in braces

I need something like this: \left\{ first line (1a) second line (1b) third line (1c) \right. all lines should be aligned to left
6
votes
1answer
118 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, ...
4
votes
1answer
362 views

How to create an array with both vertical and horizontal braces around the elements

I want to create the matrix shown bellow in Latex. I have the horizontal curly brackets figured out, I can use undermat{}{} for that. I do not however know how to insert the vertical curly brackets ...
10
votes
2answers
313 views

Tikz figure inside equation with braces that are too large

I'm currently trying to include a tree, visualized using Tikz-qtree and Tikz into an equation. The problem I'm having is that the curly braces are way too large. The code I'm using at the moment is: ...
6
votes
1answer
412 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 !
11
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2answers
314 views

Why is unicode-math not working with TikZ?

This thread evoked from this thread. \documentclass{article} \usepackage{unicode-math} % This causes the question mark bug % This code requises unicode-math % How can you use the code without ...
15
votes
1answer
2k views

How to vertically align underbraces

I am trying to balance underbraces in the equation below, how can I ensure that both underbraces at the same depth? \begin{equation} y = \underbrace{ \left [ x^2 + r^2 (a^2+\frac{a^{0.3}}{b}) ...
5
votes
2answers
540 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
152 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 ...
4
votes
1answer
159 views

system of equation without the brackets? Possible?

Hi can i make a system of equations like the one below \[ \systeme{2y+4x=9, 3x-2y=10} \] But WITHOUT the bracket (braces) behind the equations?
2
votes
2answers
362 views

consistent math font size in a formula

I have a math formula, having three underbraces, enclosing three expressions, with explanations below each brace, explaining what that quantity is. Since these expressions, as well as their ...
4
votes
0answers
397 views

Using braces in verbatim environment

I want to put some code in a verbatim environment: \begin{verbatim} data _≥_ : Nat → Nat → Set where ge0 : {y : Nat} → y ≥ zero geS : {x : Nat} {y : Nat} → x ≥ y → suc x ≥ ...
5
votes
1answer
114 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 ...
3
votes
2answers
138 views

Big braces both on left and right of column or array

I'm trying to type a column with seven elements and some vertical big braces on its left and right. The code I use is \[ \begin{array}{rcl} & \Gamma & \\ \multirow{3}{*}{$\mathcal{D}_3 ...
5
votes
1answer
479 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 ...
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)} = ...
9
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2answers
245 views

Underbrace in denominator with () [] {} (howto)

I would like to put an underbrace correctly under the denominator of a expression but what I get is wrong because of the (). Alternatively I create another line in the text ...
3
votes
2answers
645 views

Using Tikz in a figure, can I draw braces between nodes and control spacing between brace ends and the nodes?

This question is related to Draw curly braces in TikZ. Is there a way of making the solution more general for when you wish to use node names to define the end points? To illustrate, I've made a ...
1
vote
1answer
117 views

How can I use curly braces provided by YandY Mathtime in a MathtimePro2 doc?

I'm using MathTimePro2 as my math fonts in my documents, so how can I replace curly braces such as \lbrace, \rbrace, \underbrace, \{, \} etc provided by MTP2 to ones given by YandY MathTime? Thanks.
6
votes
3answers
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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. ...
2
votes
1answer
183 views

Align sequence with curly bracket and half row shift

Can anybody tell me how to rewrite these equations: There are curly brackets and half row shift and I don't know how to write it in align (eqnarray) environment.
7
votes
2answers
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braces over matrix

I want to make an overbrace and a side brace on my matrix in order to indicate its size. How can I achieve that. \begin{pmatrix} 1 & 1 & 0 & .& . & . & 0 & 1 \\ 0 ...
1
vote
1answer
1k views

Texmaker: How to “type through” closing brackets, braces, and parentheses?

I'll start by saying that my recent experiences using Python 3.3 (a programming language) have prompted me to question the potential of my favorite way to "TeX" something using Texmaker. In Python, ...
3
votes
0answers
438 views

Combining unicode-math fonts: Problems with \underbrace [closed]

I switched to XeLaTeX and unicode-math a while ago. I really like the possibility to combine different fonts for mathematical symbols. But now I run into trouble by combining the \underbrace command ...
6
votes
1answer
105 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 ...
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votes
0answers
51 views

Tikz Braces On Top of Image [duplicate]

I am trying to produce the following result: I've never placed tikz objects on images. Any help would be appreciated.
5
votes
1answer
23k 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?
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vote
0answers
38 views

How can I use a curly brace together with subequations? [duplicate]

The code \begin{equation} \begin{cases} x+y=2 \\ x-y=0 \end{cases} \end{equation} produces two aligned equations, with a curly brace to the left. I want to refer to the individual equations, and ...
6
votes
1answer
710 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
1answer
408 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 ...
6
votes
1answer
607 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 ...
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0answers
26 views

Non-nested underbrace/overbrace [duplicate]

How to create underbrace/overbrace structures such that one is not strictly nested within the other? E.g.:
7
votes
2answers
130 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 ...
5
votes
1answer
751 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 ...
2
votes
2answers
296 views

How to adjust the blank space between the top of the left curly brace and the contents?

I want to type a system of equations delimited by the left curly brace. And I tried using the \left{ with aligned, and cases, and array, and numcases. But there are some difference between the results ...