{align} is an environment provided by math packages that permits multiple related equations to be aligned at a common reference point, usually a sign of relation. For general questions about aligning document elements, use {horizontal-alignment} or {vertical-alignment} instead.

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56 views

\eqref inside \align with \usepackage[overload]{empeq} [closed]

I want to put\eqref inside \align. For example \documentclass{article} \usepackage[english]{babel} \usepackage{amsmath} \usepackage[overload]{empheq} \begin{document} \begin{equation}\label{eq1} a=...
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1answer
47 views

Aligning text and formulas in an inference table

I have the following 'table': \begin{align} 1.&\gamma &\text{Hyp}\nonumber\\ 2.&\neg \gamma &\text{Hyp}\nonumber\\ 3.&(\gamma\implies(\neg\alpha\implies \gamma))&\text{AX1}\...
3
votes
3answers
79 views

\savebox forgets its content across columns inside align

I want to save part of an equation, which is to appear in a single column in a multicolumn align environment. It works as long as I \usebox inside the same column, otherwise it appears blank. Here's ...
2
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1answer
51 views

How to manage the position of intertext within align

\begin{equation*} \begin{aligned} E(X) & = \sum_{x=0}^{\infty}x\frac{e^{ - \lambda }\lambda ^x}{x!} \\ & = \sum_{x=0}^{\infty} \frac{e^{ - \lambda }\lambda ^x }{(x-1)!} \\ & = \...
4
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1answer
41 views

Align equations which already have aligned answers (alignment-ception)

I'm trying to align equations with already aligned case by case answers in them What I am currently getting is: and what I need is to align all the equals signs throughout the function The ...
3
votes
4answers
103 views

Underbrace across align tabs

When I try using underbrace across alignment tabs, like so \begin{align*} \underbrace{1 && 2 && 3 && 4}_{small} && 5 && 6 && 7 && 8 \end{align*}...
4
votes
3answers
41 views

getting the equation numbering right using align and a long equation that splits

So I've got a system of equations. One equation is very long. I want them all aligned, but I want the long equation to split over two lines. \begin{align} \theta &= \theta(t-1) -p \theta(t-1)...
1
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1answer
135 views

Left align text in equation environment (no use of align environment)

I understand that you can left-align text using \intertext{...} inside \begin{align}...\end{align} environment, e.g. this answer. Is it possible to do the same but inside \begin{equation}...\end{...
2
votes
2answers
110 views

Align 2 (multiple) element in same equation

I have a lot of equations which are too big to fit in a line, like this: So basically I have to align '=' for a set of equations and '+' inside the equation when it enters a new line. I'm trying ...
3
votes
1answer
114 views

How to automatically dot fill line in Math mode

I need to dot fill line in math mode even in aligned environment. I'm using \makebox[width]{\dotfill} but for presentation accommodations I want that dots reach the end of line. I know that there ...
0
votes
1answer
51 views

The begin align and end align environment [duplicate]

I've just got a, what is, hopefully simple question about the use of the \begin{align} and \end{align} environment delimiters. I have a single equation to write in between such commands. \begin{...
1
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1answer
54 views

Align/Array equation - explain the options

I have searched and found a solution to a problem I had here: Horizontal alignment, but now I have a follow-up question (and can't comment there because I have little reputation): The code in the ...
1
vote
1answer
57 views

Error when using align ''Missing } inserted. <inserted text> } l.47 \end{align}''

I get ''Missing } inserted. } l.47 \end{align}'' when i'm using the align function to align multiple equations. The code works if i remove \begin{align} , \end{align} and the & symbols before ...
3
votes
1answer
42 views

Right align a line in align-environment

Searching the website I found plenty of similarly related questions, such as this, this or this one. Nevertheless none of the answers to the questions I found so far addressed precisely this issue. ...
1
vote
1answer
172 views

How to prevent a linebreak before align/equation environment in itemize? [duplicate]

The following code \documentclass{article} \usepackage{amsmath} \begin{document} \begin{itemize} \item \begin{align} a&=b\\ &=d \end{align} \item \begin{equation} a=b\\ =d \end{equation} \...
3
votes
1answer
29 views

Centering text in aligned environment

How can I center the text between the inequalities? ATM it seems that they are right-aligned. \documentclass{article} \usepackage{amsmath} \begin{document} \[ \begin{aligned} 15 ...
4
votes
2answers
39 views

Centering aligned blocks inside an equation

How to centre horizontally a group of aligned blocks, all inside a single numbered block? Below, I'd like to centre the 1st line and the block containing the 2nd and 3rd ones. \documentclass[10pt]{...
1
vote
1answer
51 views

Align a cases equation with another equation vertically on the same line

I am using the following to align the two equations. However, they are not vertically on the same level. How should I fix it? \documentclass{article} \usepackage{amsmath} \begin{document} \begin{...
1
vote
3answers
116 views

Underline aligned math addition [duplicate]

I have found several answers to this question. But the answer often lead to modification codes. I wonder if there is simple package for this. I want to align equations and underline or draw a line ...
3
votes
1answer
128 views

How to align matrices on top of each other?

Suppose I have the following situation (don't mind the notations, it's ring theory): \documentclass{article} \usepackage{amsmath} \begin{document} \newcommand{\mymatrix}{\begin{bmatrix} 1 &...
2
votes
1answer
45 views

Negative Spacing - Align Environment

I am writing the following optimization model: \documentclass[preprint,3p,times,onecolumn]{elsarticle} \usepackage[fleqn]{amsmath} \usepackage{mathrsfs} \begin{document} \begin{align} & \...
2
votes
1answer
212 views

Aligning equations in tabular with aligned environment

I am trying to align equations in a tabular environment. Having read that align and align* don't work in tabular, I found this thread: Aligned equations in tables which suggests using the aligned ...
2
votes
2answers
59 views

Vertical alignment of \vdots in an align environment - a shift of \vdots by half the width of “+”

In an align environment, I have a sum of an arbitrary number of terms. I want to use \vdots to display the ellipses indicating the presence of terms that are not displayed. As I am vertically ...
4
votes
2answers
134 views

Equations not aligned properly

I'm trying to align multiple questions below each other. I'm using the following file. \documentclass[11pt]{article} %comments %pdflatex, bibtex, pdflatex, pdflatex \setlength{\droptitle}{...
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votes
4answers
238 views

Align objective function in latex

I am writing the following optimization model: \documentclass{article} \usepackage[cmex10]{amsmath} \DeclareMathOperator*{\Min}{min} \begin{document} \begin{align} &Q_t(v_{t-1},a_{ti\omega}) = ...
1
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2answers
118 views

Equation alignment “with offset”?

With LaTeX, how do I achieve the following aligned equation? Dashed lines indicate desired alignments. Solid boxes denote some random expressions.
4
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2answers
49 views

Not getting alignment that I want in an alignat environment

In the following display, $+ \frac{1}{4!}$ in the third line of the alignat environment should be aligned directly below $+ \frac{1}{2!}$ in the second line. Depending on the spacing in the corrected ...
3
votes
1answer
75 views

Alignement problem underbrace within \align

I can't get the alignment correct with the underbrace: \documentclass{article} \usepackage[utf8]{inputenc} \usepackage{amsmath} \begin{document} \begin{align} \sin \alpha = \frac{|CD|}{b} \text{...
5
votes
2answers
208 views

Align multiple equations

I would like to align multiple equations below each other. However, I cannot figure out how I should code this. I'm using the following preamble: \documentclass[11pt]{article} %comments %pdflatex, ...
3
votes
1answer
73 views

Ampersand inside new command, align environment

I am trying to shorten down on writing math with variables, and therefore one of the steps needed is to split the equation string at the first = sign and put a & sign in front of it for alignment. ...
5
votes
1answer
100 views

How can I use \foreach in math environments?

I'm looking for a way to generate in a loop the rows of an align environment, or IEEEeqnarray or some such thing. I can see that \foreach works in math mode (inside \[ \] e.g.), but something like ...
4
votes
3answers
79 views

Send a word at start of an align environment to the left

I would like to send the word "Associativity" in my equation to the left in this enumerate environment like this: Here is my code: \documentclass{article} \usepackage{amsmath,amsfonts,amssymb,...
14
votes
6answers
425 views

How to align the term to right

\documentclass[a4paper,titlepage]{article} \usepackage{amsmath,amssymb} \newcommand*{\PartialConj}{\ensuremath{\bar{\partial}}} \newcommand*{\Abs}[1]{\ensuremath{\left\lvert #1\right\rvert}} \begin{...
3
votes
2answers
41 views

equation align inserts whitespace

I'd like to make equations that align like this: x = y x z = a x b Here's an MWE: \documentclass{article} \usepackage{amsmath} \begin{document} \begin{align*} x &= &y \times ...
6
votes
1answer
59 views

rotate text in {align} formula, move {cases} to back, and wrap text

I'm writing some formulas where I would like to move the cases bracket to the back, rotate some text, and wrap some text, among other things. I've made a working example of how far a got and a ...
7
votes
3answers
105 views

How to justify steps (e.g., citing numbered equations) in a displayed chain of equations

I have a chain of equations in AMS align environment in LyX, and I want to cite numbered equations as justification for some of my steps in the chain (see the picture). I don't know if there's a ...
0
votes
1answer
28 views

Aligning equations in a way that && doesn't send the given line to the right

As an example: \begin{align*} 2+x&=&3\\ &a&\\ &&b \end{align*} I would like the first line to be displayed as normal, but with $a$ underneath it aligned with the =, and the ...
1
vote
1answer
47 views

Missing $ inserted - trying to center within align

\documentclass{article} \usepackage{amsmath} \usepackage{graphicx} \usepackage{textcomp} \begin{document} \begin{align*} \begin{center} \theta = ( \pi_0, \beta_0, \beta_1 )\\ f(x_i,...
3
votes
1answer
40 views

Align part of formula

I would like to align to the left the first part of a formula inside a set. I tried using align, but it does not work well with the big paranthesis. Here is my code \documentclass{report} \...
0
votes
1answer
29 views

How to used aligned environment and enable equation number

How is it possible to use the aligned environment and enable equation numbering for both equations in the example below: \documentclass{article} \usepackage{amsmath} \begin{document} \begin{align} \...
1
vote
3answers
46 views

Multiple Alignments in equations

I want to align the equations like this but all I can get is this And this is my code: \begin{alignat*}{2} &\mathcal{F}^N(t) \subset &&\sigma \{Q_0^N(0), \hat{Q}_1^N(0), \hat{Q}...
1
vote
2answers
51 views

How can we give a single number for a system of equations?

I want to type the following equation, as it is.. I need the left flower to be right and the numbering also should be right.. How I can do that? Do we have an environment like \begin{...
1
vote
2answers
49 views

Aligning inside a table across a column

I have a table in which a column looks like this: I want to align the $\ge$ signs one below the other. How do I achieve this? I was also hoping that the solution would be generalizable, in the ...
4
votes
2answers
102 views

Is there an environment similar to alignat, but embedded in a single equation?

As explained in this answer, the difference between align and alignat lies chiefly in the presence of some spacing between even and odd columns. I would like to get the same result as with alignat (...
3
votes
2answers
66 views

left aligned equation

With the code \begin{eqnarray} \Bra{\psi(0)}b_n^+b_n\Ket{\psi(0)} = \nonumber\\ \Bra{\psi_0}(\sum_l U^l_n a_l^+(t) + V^l_n a_l(t))(\sum_m U_n^m a_m(t) + V_n^m a_m^+(t))\Ket{\psi_0} \end{eqnarray} ...
2
votes
2answers
45 views

How to align equations that are in different items of an itemize [duplicate]

I want to align equations in an align* environment, that are on different \items of an itemize environment. Here is my MWE: \documentclass{article} \usepackage{amsmath} \begin{document} \begin{...
5
votes
2answers
109 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[\...
2
votes
1answer
45 views

Numbering align-environments

I'm writing in the article class. The align-environments are being numbered continuously, but I want them to be numbered like "section.number in this section". How can I do that? :)
2
votes
0answers
22 views

How to get align environment in the same line as text [duplicate]

I would like to have an align environment which is not automatically written in a new line. For example in the following code, the formulas should appear in the same line as the itemize-dot or the ...
2
votes
2answers
61 views

Variable number of ampersands in align/alignat env

I am trying to display this equation in latex: \begin{alignat*}{2} \forall \, z \in \mathbb{C}, \quad & (2z + 1 - i)(i\bar{z}+i-2)=0\\ \iff & 2z + 1 - i = 0 \...