{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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3
votes
1answer
57 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} ...
5
votes
2answers
190 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
48 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
72 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
73 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} ...
14
votes
6answers
411 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}} ...
3
votes
2answers
40 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 ...
5
votes
1answer
35 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
79 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 ...
0
votes
0answers
26 views

How do I have less vertical space after the align environment?

I just feel like my align environment has too much space after and the new paragraph I write skips to then next page even though at least the first line would fit in the previous page.
1
vote
1answer
43 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 )\\ ...
3
votes
1answer
36 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
20 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
42 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), ...
1
vote
2answers
35 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 ...
1
vote
2answers
37 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 ...
3
votes
2answers
86 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
61 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
34 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} ...
4
votes
2answers
71 views

`aligned` environment doesn't output first part in the bracket

\begin{equation} \begin{aligned} [c\mathbf{v}+c'\mathbf{v}',\mathbf{w}]=&c[\mathbf{v},\mathbf{w}]+c'[\mathbf{v}',\mathbf{w}],\\ ...
2
votes
1answer
24 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
44 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 ...
1
vote
1answer
42 views

Problems with aligning equal signs

Trying to align equal signs and get an error message saying missing } inserted I can't figure out what I've done wrong? \begin{align} ($b^nn^\alpha$)$^{-1}$=\large$\frac{a^n}{n^\alpha}$ ...
2
votes
5answers
76 views

How to align equations with the inequality sign separated from the right-hand-side math material?

I do \newcommand{\va}[1]{\left | #1 \right |} [...] \begin{align*} & \va{\crochets{\frac{-\cos(nt)}{n}\cdot \frac{1}{e^t-1}}_{\varepsilon}^A} \\ \leq &\frac{1}{n} \cdot \left ( ...
2
votes
1answer
54 views

Aligning amsmath and mhchem equtions

I am using the amsmath & mhchem package to get the two equations below which should be aligned properly using the \begin{align} command. However after trying several constellations of &, I ...
1
vote
1answer
61 views

Is there a way to put two labelled equations into one \begin{equation} and align both of them at the beginning?

I can't believe how difficult it is to work with \begin{equation}. I put one extra blank row under the equation and multiple errors popped up. Anyways, I have two equations which are labelled ...
2
votes
3answers
119 views

How can I align similar equations with different variables?

For example: \begin{align} \begin{cases} & x = X/Z = 1\\ & y = Y/Z = 1\\ \end{cases} \end{align} Any way to have the spacing for the X and Y be the same so that the ...
2
votes
1answer
49 views

Vertical space command which is between \intertext and \shortintertext

Is there a way to define a command like \notsoshortintertext with two parameters to define the vertical space before and after it? The problem I have is that \intertext is to wide on a specific page ...
3
votes
1answer
41 views

Baseline of aligned equation

How can I fix the alignment of this equation? \[\aligned A = \aligned \Bigg( &a \\ &b \\ &c \Bigg) \endaligned dt \endaligned \] Current output: Desired output: I know I can ...
3
votes
3answers
63 views

How to have multiple lines of intertext within align* environment?

So I have two sets of equations that I'd like to be aligned, but they're broken up by two lines of text, the second of which should be indented. MWE with Comments \documentclass{article} ...
4
votes
1answer
31 views

Underbrace in equation in align environment

In my code below, I wanted to add another underbrace under the "B" underbrace in the beginning of the second equation with z. The second underbrace should cover from the [x,y] to just before the "=" ...
1
vote
1answer
24 views

Error when using \align from amsmath

I am trying to add a block equation to my paper with an equation number 12. When I try the following in https://www.codecogs.com/latex/eqneditor.php, I get an invalid equation error. I am new to ...
1
vote
1answer
30 views

align to decimal point in the table

I want to align the number values of second and third column in the table, with the decimal point. Anyone can help me? \newcolumntype{C}[1]{>{\centering\arraybackslash}p{#1}} \begin{table}[htbp] ...
3
votes
1answer
27 views

Tikz arrow compiles to wrong location when used in the align environment

Can you help me prevent my arrow from showing up on the wrong page. I have a tikz arrow in an align environment and for some reason, the arrow shows up on the following page and not in its intended ...
8
votes
2answers
370 views

How to make curly braces with several equations?

I am trying to type the following equations in LaTeX: What I currently have is: \documentclass{article} \usepackage{amsmath} \begin{document} \begin{align*} \left.\begin{aligned} ...
1
vote
1answer
37 views

Writing steps to an equation

I am new to LyX, how do I write steps to an equation, and if I want to do an operation on both sides of the equation, something like x+2=2 \-2 x = 0
0
votes
1answer
20 views

Vectors in align environment with additional split

I want to do the following: Some vectors (using pmatrix) aligned in an align environment but with a single equation number (using split): \documentclass[11pt]{article} \usepackage{amsmath} ...
0
votes
0answers
43 views

Why this fatal error occurs? (trying to align a text in tikzpicture) [duplicate]

I would like to print a code in my document in the format that is very common to see online in many websites like this: But when I try to compile, a fatal error occurs. The problem is in the ...
1
vote
1answer
45 views

How to align two side by side equations at the top?

\begin{equation*} \begin{array}{ll@{}ll} \text{minimize} & \|Ax-b\|_\infty &\\ \end{array} \quad \begin{array}{ll@{}ll} \text{minimize} & t &\\ \text{subject to} & Ax-b \preceq ...
1
vote
1answer
45 views

Align deleting lines

This might be a really simple problem, but the class I'm in gave us a writing assignment with zero introduction or instruction on how to actually use LaTeX. Simply "google how to do it," so have ...
2
votes
2answers
179 views

How to add a massive bar on the letters?

At the moment I have an output with \bar{...} command as and I want something that extends over the entire term preferably without redefining the original command.
2
votes
1answer
33 views

Numbered align with bracket [duplicate]

I have the following code \begin{align} s'(t) &= -\beta s(t) i(t)\\ i'(t) &= \beta s(t) i(t) - \gamma i(t)\\ r'(t) &= \gamma i(t), \end{align} and I want to enclose this with a bracket ...
2
votes
1answer
49 views

Equation align left instead of right? (not what has been answered before)

I am absolutely blown away. I have spent a month on and off looking for a solution to this extremely obvious issue and it has not be addressed anywhere that I can see. When using align for equations, ...
3
votes
1answer
45 views

Aligning equations across multiple lines with proper \left( and \right)

I have the following set of equations: \begin{align} y_1' &= y_2\\ y_2' &=\dfrac{1}{m}\left(0.05 \,k_f\, sin\left(\dfrac{2 \pi v}{10} t \right) + 0.05 \,k_r\, sin\left(\dfrac{2 \pi v}{10} t - ...
2
votes
1answer
59 views

Align logo right in Beamer

I want to right align my background image (logo) in Beamer presentation. What's more I want to set logo to be partially visible - left half of the image should be visible on the right side of the ...
2
votes
3answers
115 views

How to align the top of several columns of short equations?

I use align to generate a parameter group with a number at the center of the right side. Now I want to align the top of each column by adding \vspace{0pt}. However, it doesn't work. Any other method ...
1
vote
0answers
23 views

How to align at multiple positions when each line is a single equation? [duplicate]

I have equations of which each one has two equal signs. I want to align those equations at both positions of equal signs, like: a = b + c = d e = 2b + c = f By using two "&"s, each line will ...
2
votes
1answer
60 views

Multiple lines of text in math mode

One of the assumptions in my paper requires a long line of text. Is there a way to format this nicely? I'd like to keep it in math mode so that it looks the same as the other assumptions and I can ...