{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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5
votes
1answer
27 views

align text and equations in columns in beamer

I have a beamer frame consisting of two columns (top aligned) using the [T] option. The second column contains a align equation block. Even though I am using the [T] option the column containing the ...
0
votes
2answers
61 views

Referencing within an align

The following LaTeX document: \begin{align*} p{(A,RM,OL,O,LC)} &=p(A)\;p(RM\mid A)\;p(OL\mid A,RM)\;p(O \mid A, RM, OL) \\ & \; \; \; \;p(LC\mid A, RM, OL,O) ...
3
votes
1answer
29 views

How to use align* environment inside multirow

I am constructing a table, and trying to use an align* environment inside multirow. Unfortunately I have had no luck in getting this to work so far. This is a minimal working example of what I am ...
0
votes
1answer
52 views

Multi-line equation groups with one number [duplicate]

I would like to number a multi-line multi-column equation group with one number. If I use \documentclass{scrartcl} \usepackage{amsmath} \begin{document} \begin{align} x&=1 & x&=2\\ ...
4
votes
1answer
36 views

Insert cornered block of text between equations in align

I'd like to insert a cornered block of text centered between two equations in an align environment. Within the block might go an explanation, an aligned environment, a paragraph, etc. I do not want to ...
3
votes
1answer
38 views

Cleveref does not sort self defined tags

Because I have many equations in my document and most of them do not need to be referred to, I always use \begin{align*}...\end{align*}. For the times I do need an equation number I have written a ...
0
votes
1answer
58 views

Justified alignment for equations

I am writing a IEEE journal paper full of equations and with center alignment the paper looks so messy. I needed to justified align at least those that are coming successively one after another. I ...
1
vote
2answers
18 views

How to align wrapfigures (not sub-figures) vertically one above the other?

I want to align wrap figures (not sub-figures) vertically one above the other, how can I do that? This is the part of LaTex code where I have this issue: \section{Matériaux Flexibles} ...
2
votes
2answers
50 views

How to adjust alignment and column width (tabular)?

I would like columns 2 and 3 to be aligned to the right hand side. However, it does not seem to work. Though several questions relate to this issue and my question will probably be marked as ...
1
vote
1answer
81 views

Shorthand for \begin{eqnarray*} … \end{eqnarray*}

To align a long string of symbols I usually use \begin{eqnarray*} ... \end{eqnarray*}. I would like to know if there is any convenient alternative to this environment. For example, I know that ...
2
votes
1answer
31 views

\Aboxed with multiple & in align* environment

\Aboxed command in mathtools is used to box an equation with only one alignment operator inside. But how to box an equation with multiple align operators ? For instance, in the following equations, ...
5
votes
4answers
106 views

Problem with horizontal alignment in align environment

My MWE, \documentclass[a4paper,11pt]{book} \usepackage[T1]{fontenc} \usepackage[utf8]{inputenc} \usepackage{lmodern} \usepackage{empheq} \begin{document} \begin{align} \left(\frac{4}{2 \cdot 2 ...
3
votes
1answer
97 views

TikZ positioning problem

I am trying to draw a more complex one but with no success. I want the one with one stiffness and damper (KR and CR) to be joined with the open end of the one with spring alone (K4). Also I am using ...
2
votes
1answer
65 views

Align equation which floats to centre

I have this code (which is based in this answer): \[ \SI{0.2}{\micro\second} = (1 - FR) * \SI{0.1}{\micro\second} + (\num{0.3} * FR) * \SI{8}{\milli\second} + (\num{0.7} * FR) * ...
2
votes
2answers
45 views

Spacing our vertical addition

I am trying to type up some linear algebra notes and I am trying to show the vertical addition of 2 equations. Right now I have \begin{flalign*} && \cancel{6u} + v &= 5 && \\ ...
0
votes
1answer
35 views

Aligning two different align* environments

My question is, how can I get the two different align* environments to agree on the equal signs being centred for all six equations on the page (even though there is a line of text breaking them into ...
5
votes
2answers
147 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: ...
7
votes
1answer
74 views

Switching from equation to align changes horizontal width

I am puzzled by why changing from an equation environment to an align environment should change the horizontal width of my equation. Below I provide an example. Sorry, it is not a minimal working ...
3
votes
3answers
66 views

How to align multiple subfigures in a grid?

I have three images and I want to align them in the way that one image is above the other two. Here's an example: How can I achieve this? For my other figures I use the subcaption package, but I am ...
3
votes
1answer
20 views

Revtex section heading alignment

I am using REVTex 4-1, for my own personal use, not a paper submission. I like using REVTex and I have gotten somewhat used to it, but for my current purposes I need left aligned subsections ...
3
votes
1answer
33 views

Align problem in Bmatrix

My latex code is like: \begin{eqnarray*} \underset{a, b}{argmax}= & \begin{bmatrix*} t(a,b,c) u_1(a)+ t(a,b) u_1(a) & [c] \\ t(a,b,c u_1(a) & [d] \\ \end{bmatrix*} \end{eqnarray*}\\ ...
4
votes
2answers
74 views

Proper left alignment in math environment

I've seen this http://stackoverflow.com/questions/2632628/left-align-block-of-equations answer as well as a handful of others, but none of them gives a satisfactory solution. The problem Two ...
4
votes
3answers
185 views

How do I align these equations?

$\frac{dP}{dr}=\frac{-\Big(P+\rho (P)c^2 \Big)} {2} \frac {d\nu} {dr}\]$\\ \newline $$\Rightarrow d\nu = \frac {-2dP} {P+\rho (P) c^2}$$\\ \bigskip \newline $$ \nu (r) = - \int_{0}^{P(r)} \frac ...
8
votes
3answers
242 views

Typesetting a long exact sequence

I am trying to typeset the Mayer-Vietoris sequence (concisely - without the map names above the arrows). Currently I am simply using the AMS align environment with a bunch of \rightarrow, \cdots and a ...
0
votes
1answer
40 views

Aligning Species of a Reaction Horizontally

how do you align the following horizontally: \begin{center} \schemestart \chembelow[3ex]{\chemfig{*6(=-=-(-[,.65]OH)=-)}} \chemsign{+} \chembelow[8ex]{\chemfig{CH_2O}}{Formaldehyde} \arrow{->} ...
3
votes
2answers
36 views

Align enumerate and align [duplicate]

I wanted this: Hence my solution was Solution: \begin{enumerate}[label=(\alph*)] \item \leavevmode\\[-2.75\baselineskip] \begin{flalign*} \mbox{US}\$10 &= \mbox{S}\$10\times1.33&\\ &= ...
2
votes
1answer
33 views

What's wrong here? ! Extra }, or forgotten \right.<template> }$}\ifmeasuring@ \savefieldlength@ \fi \set@field \endtemplate \end{align}

This Error-Message is not understandable for me, what's wrong here? ! Extra }, or forgotten \right.<template> }$}\ifmeasuring@ \savefieldlength@ \fi \set@field \endtemplate \end{align} The ...
4
votes
2answers
324 views

Aligning tikz picture within text

I want to align my tikz within a text. A sample can be seen at the second picture in the following link: Image courtesy from http://www.echoecho.com/htmlimages08.htm This is my trial: ...
3
votes
2answers
69 views

Problem with align inside tabular environment when using xcolor

I'm trying to build a table with multiple numbered equations inside, hence I used the align environment. On the other hand, I need to color some cells, so I included the xcolor package with the table ...
5
votes
2answers
100 views

To get one line of equation disregarded during the alignment process in align environment

Couldn't find any answer to this question on anywhere. I have this one particular solution in my hands, which helps only if the equation to be disregarded for alignment is the first or the last of the ...
13
votes
2answers
519 views

Center one equation of many in align?

I have the following align enviroment: \documentclass[12pt]{memoir} \usepackage{amsmath} \begin{document} Here we see \begin{align} \text{cat} &= \text{dog}\\ \text{dog} &= cute ...
2
votes
2answers
607 views

Multicolumn/multirow inside align

Is there a way to use \multicolumn or \multirow inside an array environment which is inside align environment? For instance, the following piece of code gives me an error. What is the way around this? ...
5
votes
4answers
102 views

Increase row height in align* cases environment

I'm trying to use cases to present some equations with fractions, and finding that the lines are too compressed to be easily read. Is there a way to increase both the spacing between lines and the ...
0
votes
0answers
22 views

Strange vetical spacing in book Class [duplicate]

I am using the book class for my thesis. However, the default alignment is very strange as shown in the following sample. As it shows, extra space was added between lines so that the content is ...
3
votes
2answers
113 views

Align Multiple Equations with multiple expressions

Here what i have done so far. I want the middle space to reduce a bit. \documentclass[10pt]{article} \usepackage{amsmath, amsthm, amssymb} \begin{document} \begin{align} \Vert\mathbf{R}\Vert_F^2 ...
5
votes
2answers
81 views

span and align large multi-line equations

I have a set of lengthy equations and I want to span them on two columns. The code I wrote is \begin{figure*} \label{eq:eq1} \[ E_{\mathrm{access}} = E_{\mathrm{read}} + E_{\mathrm{write}} ...
1
vote
1answer
22 views

Cases behaving in a very eccentric manner

I'd be very glad if someone can tell me why is cases behaving ridiculously in the following code. \begin{align} I^*= \begin{cases} 0, & \left(\mathbb{E}\left[\theta_c|C=1\right] < \theta_i \ ...
1
vote
1answer
49 views

Quantum Circuit Alignment

I have prepared the following \begin{equation} \Qcircuit @C=1em @R=.7em { & \gate{H} & \ctrl{1} & \gate{H} & \qw \\ & \gate{H} & \targ & \gate{H} & \qw }= \Qcircuit ...
0
votes
2answers
50 views

how to vertically top align a slide in beamer? [duplicate]

The following beamer slide (and all other slides) have the text vertically centered. How do I get it to appear at the top of the slide? \documentclass[sansserif,mathserif]{beamer} ...
2
votes
0answers
19 views

Beamer - align with LHS and RHS replacement [duplicate]

I'm writing an presentation of the project where I took a "standard" equation and modified it slightly. I would like to therefore show this by replacing the standard equation with its modified ...
2
votes
2answers
100 views

System of equation left aligned

There is a system of equation. How to align it on the left? (second line should be started right under the first line) My code of this: $\begin{equation} \left\{\begin{aligned} \hat a \sum x^2_i + ...
3
votes
5answers
87 views

Multi-line equation with split

I have the following problem: Obviously I want the = to be aligned and I need two lines for the equation following the third =. Also I'm not so sure whether I used the \big{[} and \big{]} commands ...
2
votes
0answers
31 views

Correct typesetting of aligned (or multiline etc) equations after a pagebreak [duplicate]

I was writing a block of mathematical formulas using the align environment. While I was writing these aligned equations I reached a pagebreak and the whole block moved to the next page so it made me ...
2
votes
2answers
43 views

How to align on center the title of a section and the rest of the text fully justify?

I would like to align my title on the center but have the rest of the text justify. I would like to do this on the top and not in each specific section. packages that i am using \documentclass[14 ...
4
votes
1answer
36 views

Amsmath double line equation alignment centered

I need an equation that consists of three parts (or one equation including 3 equations in total), it should look like this: My code for now gives me the following: So I would like to have the two ...
3
votes
3answers
57 views

Label four equations on one line

I have an equation in an align environment that I wrote as \documentclass{article} \usepackage{amsmath} \usepackage[pdfencoding = auto, psdextra, bookmarksdepth = 4]{hyperref}% ...
2
votes
2answers
71 views

How do I change font size in plain TeX tables featuring math (fontch producing unexpected results)

I've been having difficulty with setting the font size in plain-tex tables (i.e. haligns). I want to set the tables to use seven or (preferably) eight point font, including tables which contain math. ...
4
votes
2answers
45 views

How do i format the equations so that they show up aligned?

I have \begin{eqnarray*} \phi(n) = \phi(pq) = & pq - (\# of multiples of p) - (\# of multiples of q) + (\# of multiples of pq) \\ & = & pq - q - p +1 \\ & = & (p-1)(1-1) \\ ...
10
votes
5answers
1k views

Defining `$$$ $$$` to align

I would like to define $$$ \zeta(s) = \dfrac1{1^s} + \dfrac1{2^s} + \cdots $$$ as a short hand for \begin{align} \zeta(s) = \dfrac1{1^s} + \dfrac1{2^s} + \cdots \end{align}` How should I go ...
1
vote
2answers
34 views

\align does not work

\begin{align} At most \euro 2 million should be invested in renaissance \\ At least \euro 1.5 million should be invested in modern art \\ The investment in contemporary art should be at least ...