{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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1answer
27 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 ...
4
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1answer
28 views

Multiple indented sub-equations within an align environment

\documentclass{article} \usepackage{amsmath,amssymb} \begin{document} \begin{flalign} & E=MC^2 \\ \begin{flalign} & U = \frac{1}{2} + bh & V = \frac{1}{2} - bh & B=H \\ % want to ...
4
votes
2answers
47 views

How to align two equation arrays when combined with lateral braces

I want to have two equation arrays including lateral braces aligned properly. So far I got \documentclass[12pt]{article} \usepackage{amsmath} \begin{document} \begin{align} \overline{z}_k^{[m]} \sim ...
0
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0answers
20 views

An align environment for too many lines of equations [duplicate]

It seems that if I write too many lines of equation within an align environment after some text, that environment will not span more than one pages, and leave blank at the bottom half of the previous ...
2
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2answers
72 views

Left-aligned equations

My problems are: 1 the equations in the align environment should be left-aligned (not centered) 2 there should be no vertical space before the align environment \documentclass{scrbook} ...
2
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2answers
55 views

Split equation in an alignat object

I have a set of equations that I would like to align the start of the equations, the quantifiers, and in the case of equation 1, the + and = sign. There are two problems I have not been able to ...
2
votes
1answer
75 views

Align and boxed dont work together

When I try to input: \begin{eqnarray*} w(t) &=& \frac{1}{2}Cv^2(t)\\ \boxed{w(t) &=& \frac{1}{2}C \frac{q(t)^2}{C^2}}\\ w(t) &=& \frac{1}{2}\frac{q(t)^2}{C}\\ w(t) &=& ...
3
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1answer
39 views

how can I get the thicker x symbol like the following picture?

I try the \boldsymbol{\times}, but it doesn't look right.
1
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3answers
44 views

Aligning definition of a function that maps into a function space

I'm writing a proof that the dual of l^p is l^q, and in that process, I define a function from l^q to (l^p)*. My current function definition looks like this: \begin{align*} ...
1
vote
1answer
32 views

Align equation multiple columns

Is it possible to align an equation like this: I tried this, but: \begin{align*} & u_a(t) &= u_e(t) - u_{R1}(t) \\ & &= u_e(t) - R_1 \cdot i_1(t) = u_e(t) - ...
4
votes
1answer
39 views

aligned-environment in tabularx - fail to align vertically

I try to have a simple tabularx-table in which the cell content is vertically aligned to the top. While this works as expected for text, two aligned-environments in adjacent cells are vertically ...
1
vote
2answers
161 views

How may I align the following mathematical statement 'horizontally'?

I appreciate if someone could provide me an answer with coherence. \documentclass[11pt,a4paper]{article} \usepackage{blindtext} \usepackage{mathtools} ...
0
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1answer
58 views

I have this error: Paragraph ended before \align was complete. What can i do?

Hello I have this code from LaTeX, but it didn't work? Any idea? I would appreciate if somebody can help me. :) \begin{align} \begin{split} h'(v) &= ...
0
votes
0answers
17 views

Align text and image topwise [duplicate]

I would like to top align an image with a text. The problem is that the text is aligned with the baseline of the image. The current code I have is this: \documentclass[margin,line]{res} ...
1
vote
1answer
26 views

Alignment of contents similar to tabular in a multicol environment

I have placed a multicol environment in the middle of a page with 3 columns as you can see in the followning image: In each column I want the contents to be aligned one under the other as if there ...
4
votes
3answers
69 views

beamer with equation or align : replace part of equation and keep alignment

I'm creating a presentation with the beamer class. Assume I want to write this : \begin{equation} f(x) \only<1>{= \cos(x)} \only<2>{= 2\cos(x)} \end{equation} I have a ...
2
votes
2answers
43 views

Aligning multiple column equation on left

I would like some equations aligned to the left, inline with text, with equation numbers aligned to the right, and with a middle column aligned with itself. The solution here and other solutions ...
1
vote
3answers
64 views

Aligning multiple places in equations using align

My question is simple. I've played around with the & symbol to align my equations neatly under each other, but I just can't get it to look nice. This is the closest I've got: ...
2
votes
0answers
28 views

Extra vertical space when using align and no numbering

I think I've found a small bug in the way the showonlyrefs=true option in mathtools works. Consider this semi-minimal example: \documentclass[12pt]{article} \usepackage[utf8]{inputenc} % UFT8 - ...
1
vote
2answers
69 views

Paragraph ended before \align was complete

\documentclass{article} \usepackage{amsmath} \usepackage{fancyhdr} \usepackage{amssymb} \pagestyle{fancy} \rhead{Homework for Stats Chapter 4\textbackslash Lab} \cfoot{Page \thepage} ...
2
votes
2answers
40 views

How to set the equation width to be contained within one colum

I am using a two-column layout in my latex source file, and I have a series of (inequality) equations to show, which I wanted to keep them inside the left column. However, with \begin{align*} ...
2
votes
1answer
38 views

Align environment creates extra vertical space

I'm typing a very large document (a thesis) and at some point align environment produces abnormally large vertical space before and after equation. I double-checked that it is neither in the beginning ...
3
votes
2answers
38 views

How can I stop the numbering of equations in the align command

With this code I have numbering of equations: \begin{align} U_{2} = - u_{2}(h) + x_{2},\label{eqn:foca1}\\ Y_{2} = x_{2} + T,\label{eqn:focb1}\\ u_{1}(h) + T \geq u_{1}(h^*) ...
7
votes
1answer
85 views

Box some equations inside align

I'm trying to make something like this: But I have just can't figure out how. I have tried with empheq and tikz, but I can't get it to work with only some boxes inside align. I have also tried with ...
0
votes
2answers
68 views

Sum alignment in equations

What is the best way to align equal signs and sum symbols in the following MWE? \documentclass[a4paper]{report} \usepackage{amsmath} \begin{document} \begin{equation} \begin{alignedat}{4} y_\text{L} ...
2
votes
2answers
68 views

Multiple align points and multiple equations

I have 2 equations, both have to be numbered and aligned. Equations' numbers should be vertically centered. But equations are long and have to be broken into 2 or 3 lines each. It would be great to ...
2
votes
1answer
44 views

Align equilibrium arrows with mhchem

I have the following code made with the mhchem package: \begin{align} \ce{CH3COOH + NaOH <=> CH3COONa + H2O} \\ \ce{H2O <=> H^{+}_{(aq)} + OH^{-}_{(aq)}} \end{align} Which ...
2
votes
2answers
44 views

Aligning Multiple Columns in an Equation

I have the following equation: \documentclass[a4paper,oneside]{scrbook} \usepackage{amsmath} \begin{document} \begin{equation*} \begin{aligned} X & = A * A * \Big( A * A * A * A ...
0
votes
1answer
41 views

Problem with \begin{document} and alignment? [closed]

I'm a noob in Latex. After watching some videos on Utube I tried to type up some maths on Latex. Btw I'm using the latest version on my Mac. The default preambles are already there so I started with ...
5
votes
1answer
95 views

Equation alignment creating unwanted space

I am defining some text in a align, but no matter how i place the & symbol to create the alignment i get a space between the first chars. \begin{align*} H_0:& \text{Something.}\\ H_1:& ...
2
votes
1answer
59 views

aligning the equal signs without numbering each line in latex

Suppose I have something like, $\therefore$ we have the following: \begin{align} 2x + 7 &= 5x + 8 \\[0.1in] &= 2x - 7 \\[0.1in] &= 4 \\[0.1in] \end{align} I randomly made equations up ...
1
vote
1answer
54 views

Left align or right align the header

If I want to L-Align the contact info in the (right) header block. How can one align the contents in a header ? Package: \ProvidesFile{jobapp} \special{papersize=8.5in,11in} ...
3
votes
1answer
50 views

How to fit long equation in single column?

I am writing a two column document. I am trying to fit following equation in one column. I read following thread and tried to fit my equation to the given solution but it didn't work Aligned ...
3
votes
2answers
46 views

Is it possible to use align inside a array environment?

I am preparing a class and I ran into this problem... Is it possible to use align inside a array environment? I was thinking of putting 4 equations as the elements of a matrix. But the first element ...
1
vote
2answers
55 views

How to properly align a set of very long equations [duplicate]

I do have a term and would like to show several steps of a derivation, just like here: \documentclass{IEEEtran} \usepackage{amsmath} \begin{document} \begin{align} thisIsATerm \\ &= ...
4
votes
1answer
48 views

Align-environment: Align on the left side

Why doesn't the following code align the two equations in the middle? It does only if I remove the alignment on the left. \begin{align*} &ABC &= ABC - AB\\ &ABCD &= ABC - ...
2
votes
3answers
60 views

Names of items aligning out of frame in Beamer

MWE: \documentclass{beamer} \begin{document} \begin{frame}{meh...} \begin{itemize} \item[Hello] World \item[Hey! Hello?] D'oh! \end{itemize} \end{frame} \end{document} The names of ...
0
votes
1answer
47 views

Labelling aligned equations with text

I have an align environment in which the equations are numbered on the left. Can I add notes on the right (e.g. to explain where each equation comes from)?
2
votes
4answers
71 views

multi-column row in align environment

I would like to be able to use multicolumn inside an align environment, much like we can do in a tabular environment MWE: \documentclass{article} \usepackage{amsmath} \begin{document} \begin{align} ...
4
votes
3answers
46 views

Align environment with blank left side in the first line

Is it possible to use the align environment (or something similar) to typeset something like the following (nonesense) example with correct spacing? |a - c| < |a - b| + |b - c| What I want: ...
0
votes
1answer
31 views

left alignment of formulas

I am going to write some equation in an appendix for my report. I just want to set my equation in this part to the left. I used the following code, but it doesn't work. \begin{flalign*} ...
2
votes
1answer
71 views

How to insert an un-aligned equation inside an aligned equation block?

Here is a block of LaTeX that contains an un-aligned equation between 2 aligned equation blocks. \begin{gather*} \begin{align*} a &= b (c + d)&\\ &= bc + bd& ...
4
votes
1answer
33 views

Doublespacing a Formula Displays

I am trying to achieve what is written in here: Equations and Double Spacing However, my "larger" displayed equations and aligned environments still seem to have added space above. ...
2
votes
2answers
51 views

aligning to the left

The following is the script I used. \begin{align*} (a,b):=\{x:a\prec x\prec b\}\\ (a,b]:=\{x:a\prec x\preceq b\}\cdots\text{if $b$ is the largest element of $X$} \end{align*} But, I want the ...
2
votes
2answers
59 views

Enumerating the align environment

Consider the following MWE: \documentclass{article} \usepackage{amsmath} \begin{document} \setcounter{equation}{42} \begin{align} a & = b + c \label{label1} \\ ...
6
votes
2answers
36 views

unable to label a line in \align* environment with tag being a matrix

I try to do this \begin{align*} \label{labelname}\tag{$\begin{smallmatrix}0\\1\end{smallmatrix}$}a=b\\ c=d \end{align*} But it does not allow me to add the label and pops up an error message saying ...
1
vote
1answer
112 views

Why can't I vertically align these two matrices?

Why won't these matrices become left-aligned? \documentclass[11pt,a4paper,oneside]{report} \usepackage[pdftex]{graphicx} \usepackage[T1]{fontenc} \usepackage{fouriernc} \usepackage{mathtools} ...
3
votes
2answers
53 views

Numbering and aligning an equation with multiple columns

I search a way to align an equation with multiple columns where the following criteria should be met: The equation tag should be in the last line The equal signs should be centered and aligned ...
2
votes
1answer
21 views

different alignment on some lines of an align* envirnoment

I would like to typeset a set of equations, where a bunch of them a short (fit on one line) and one of them is long. I would like it to look something like the output of the following: ...
4
votes
3answers
102 views

Align in Substack

\sum_{\substack{n=1\\n\neq i}}^N Using \substack to add multiple lines as subscripts of a sum does not make them aligned on the equal / not equal symbol. I found some answers to this problem, like ...