{equations} is about the various environments to typeset displaystyle mathematics, e.g. equation and {align}. For general questions about mathematical typesetting use {math-mode}. Both tags are possible on the same question.

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6
votes
3answers
93 views

How to align equations in two columns?

Well, my problem is I'm trying to find a way to write many equations and divide these into columns as you would when writing on paper, cut in some part and continue. I have achieved almost using the ...
1
vote
1answer
111 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 ...
4
votes
1answer
46 views

Breaking equations with different alignments

Suppose I have an equation which is too long for one line and I would like to split it over two lines. However, I would like the first line to be left-aligned and the second to be right-aligned w.r.t. ...
2
votes
2answers
96 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
74 views

How to add a footnote to an equation number?

I would like to add a footnote to an equation number. For example, it should look like: (This figure is taken from MS word.) Does anyone know how to do this in latex? I have tried the following ...
4
votes
1answer
103 views

Remove jumping of equation between slides

How can i remove jumping of equation between slides? I would like that the \leq, \geq are on both slides at the same position even if the variables change. \documentclass{beamer} ...
2
votes
2answers
30 views

Alignment of two equations

How can i make that the units are right under the corresponding term? \documentclass[11pt,a4paper]{article} \usepackage[utf8]{inputenc} \usepackage[T1]{fontenc} \usepackage[ngerman]{babel} ...
1
vote
1answer
44 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 ...
1
vote
3answers
44 views

Can I give equations the same number if they are in different chapters?

I have a document with several chapters. When I label the equations I get the chapter number and the equation label. Am I able to label an equation in a different chapter with the same label? e.g. ...
1
vote
1answer
58 views

lineno skips some lines containing equation environments

I am using TeXworks 0.5 r.1350 (Debian). My tex source is \documentclass[a4paper,11pt]{article} \usepackage{amsmath} % needed to get the command equation* to work \usepackage[a4paper]{geometry} % ...
3
votes
3answers
110 views

Temporarily Change Equation Margin

Let's say I have a document with a narrow text width and lots of margin to spare. If I had a particularly long equation that failed to fit into the given width, the general solution would be to break ...
1
vote
1answer
45 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} ...
3
votes
1answer
40 views

Make equation readable using align or multiline

i am at the moment trying to make this equation more readable by splitting it but can't seem to it using the mentioned packages, i tried using dmath but that messed up other parts of the equations.. ...
1
vote
2answers
257 views

How to write two small equations in the same line?

I am trying to write equations x=a and x=b in the same line. \begin{eqnarray} \end{eqnarray} does not provide the solution. Kindly help me.
5
votes
3answers
239 views

Cannot split equation

I do not seem to be able to split this very long equation. I've tried multline, align, dmath, split and a few other possibilities but none of them have worked; it might be a stupid mistake, but I ...
3
votes
1answer
28 views

Special full stop with subequations

With this code: Si scriverà, pertanto: \begin{subequations} \label{eq:laplace-2} \begin{align} & Z (s^2 M + s C_s + K_s) = Z_u (s C_s + K_s)\\ & Z_u (s^2 m + s C_s + K_s + K_t) = ...
1
vote
1answer
290 views

Undefined control sequence error \end{split} [closed]

I tried to split an equation, such that it alligns under the = sign. I get an error message using this code. Could someone tell me what's wrong? Undefined control sequence. <argument> ...
4
votes
1answer
44 views

Need to break the 2nd line of the equation

% preamble \newcommand{\wa}{\mathbf{w}_a^H} \newcommand{\ga}{\mathbf{g}_{a_k}} \newcommand{\fa}{\mathbf{f}_{a_p}} \newcommand{\fak}{\mathbf{\overline{f}}_{a_k}} ...
5
votes
2answers
171 views

Dashed version of \boxed

Is there an easy way of putting an equation inside a dashed box? Ideally similar to \boxed from amsmath. The output should look something like this:
1
vote
1answer
60 views

equations arrangment

\documentclass[12pt, letterpaper]{article} \usepackage[a4paper,top=1 in,bottom=1 in,left=0.7 in,right=0.7 in]{geometry} \usepackage[utf8]{inputenc} \usepackage[misc]{ifsym} \usepackage{amsmath} ...
4
votes
2answers
127 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 ...
6
votes
1answer
201 views

Why do these three changes fix this equation-numbering error?

When I use \equation...\endequation instead of \begin{equation}...\end{equation}, all equations have the same number (I know this isn't best practice for environments; I'm trying to understand the ...
5
votes
1answer
51 views

Problem getting expression of formula to compile

I am trying to write a line of a formula as follows: {\emph{P}($\emph{c}\mid\emph{d}$) =} \emph{P}(\emph{c})\prod \textsubscript{\emph{w}\in$\emph{d}}\emph{P}($\emph{w}\mid\emph{c}$) ...
22
votes
2answers
589 views

Is eqnarray really obsolete?

I just learned in eqnarray vs align that eqnarray should be avoided in general. Ok, so I started looking at my documents to get rid of it and (as suggested) use some environment of the amsmath package ...
1
vote
0answers
76 views

Centering of equations in classicthesis style [closed]

I'm using the classicthesis package. Unlike math in $$, an equation is not centered: \begin{equation} mod(\zeta, G) := \sum_{C \in \zeta} \left ( \frac{\omega(C)}{\omega(E)} - \frac{vol(C)^2}{4 ...
4
votes
1answer
75 views

Repeating an equation including its content and number

I would like to re-use equations with the same content and number. I know that the thmtools package has a restatable environment to do this for environments (like in this answer), but I would also ...
5
votes
1answer
67 views

Numbering only the last equation in a set of equations

I have the following long equation: \begin{align} F\bigl(\mathbf{u};z \;\vert\; Z(\mathbf{u}') \leq z'\bigr) &= \prob\bigl\{ Z(\textbf{u}) \leq z,Z(\mathbf{u}') \leq z'\bigr\} \\ &= ...
1
vote
2answers
104 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.
1
vote
0answers
49 views

Labeling math equations [closed]

In .tex documents, when I am displaying an equation I do this: \begin{equation} a^2+b^2=c^2 \end{equation} And it displays with an equation number off to the right. But when displaying proofs ...
1
vote
1answer
59 views

Error while running code containing equation

\underline{y}={(y_{111}&plus;y_{112}&plus;...&plus;y_{ijk})}^{T} ! Missing $ inserted. $ l.97 ...i, B = j, C = k and let \underline{y}={(y_ ...
4
votes
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 ...
0
votes
2answers
85 views

How to write the equations with conditions in two lines?

I want to write the boundary condition in the following form. Need your help to write the below equations in two lines
2
votes
2answers
52 views

How to “align” the LyX aligned math environment

I frequently use the aligned math environment in LyX to typeset my equations. However, if I want to save space on the page and set two equations simultaneously in the same aligned math environment, ...
2
votes
2answers
109 views

Undefined control sequence while writing equation

I am writing an equation in LYX and I get the error "Undefined control sequence" With the message "The control sequence at the end of the top line of your error message was never \def'ed. If ...
5
votes
1answer
79 views

\shortintertext gives wrong equation numbering when used with hyperref package

The following code works fine \documentclass[english]{article} \usepackage[T1]{fontenc} \usepackage[latin9]{inputenc} \usepackage{amstext} \usepackage{mathtools} \usepackage{babel} ...
5
votes
1answer
61 views

Underbrace overlapping text

I am trying to type the equation in the figure below. The text on the brace is long and it does not wrap around. Can you help me to solve the problem? Thanks. Equation: \documentclass{article} ...
4
votes
1answer
73 views

Reference equations with \eqref while using different tag forms throughout document

I'm trying to reference equation by \eqref when I use different tags form throughout document, but the output can't display the tag form that I want. As mentioned in mathtools package usage, "be ...
3
votes
0answers
55 views

Equation number bigger than 10 in appendices do not get the cross-reference [closed]

I have encountered a funny problem with my equations (in appendix) cross-referencing. If, in appendices, I have equations more than ten (for example A.10, A.11, B.13) when I click on the ...
3
votes
2answers
75 views

Label terms of LaTeX equation [duplicate]

I'm interested in labelling my latex equation, by giving the physical phenomenon contributing to the term. For instance x = f(y) + g(y). So a horizontal curly bracket to explain that f(y) is derived ...
4
votes
2answers
127 views

Matrices above matrix in LaTeX [duplicate]

Ok..How to put matrices above matrix when you work with complex equations? I have matrices, such as: I was able to wrote equation in the LaTeX first two matrices on bottom, but the 1x1 matrix on ...
5
votes
2answers
193 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, ...
1
vote
2answers
75 views

Number the equations [closed]

I am a new user of latex, and I have the follow question. How can enumerate the equations that I write in a document ad during the text write the number to a specific equation Currently I can write ...
2
votes
1answer
65 views

LaTeX multiline equation with fractions

Yes, I have to admit... I am having such a hard to write this formula in LaTeX, especially with \begin/\end{matrix}. This is what I have got so far. Any help will be greatly appreciated. Thanks. ...
1
vote
1answer
43 views

How to make \begin{gather} work inside ExSheets' \begin{solution}?

My minimal (not-)working example is as follow. It works only if I comment out the \begin{gather} and \end{gather} lines. \documentclass[a4paper,10pt]{book} \usepackage{exsheets} ...
14
votes
6answers
419 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 ...
0
votes
1answer
25 views

I could not compile this using AIP template, but it compiles in standard tex. How can I use the template?

\documentclass{amsart} \usepackage{amsfonts} \setcounter{MaxMatrixCols}{10} \newtheorem{theorem}{Theorem} \theoremstyle{plain} \newtheorem{acknowledgement}{Acknowledgement} ...
5
votes
3answers
180 views

Split equation using alignat*

Consider the following MWE \documentclass{article} \usepackage{amsmath} \begin{document} \begin{alignat*}{2} (b_{t+1}) &:\quad & \left(\frac{\beta}{1 + \gamma}\right) ...
6
votes
1answer
51 views

Hiding an equation tag but still using it for referencing

I use the semantic package for displaying natural deduction-style inference rules in equations. The \inference command has an optional argument which can be used to tag rules: \inference[Rule1]{A}{B} ...
2
votes
1answer
43 views

Tilde do not cover all variable

With this my equation: \begin{equation} \label{eq:new-ri} \tilde{RI} = \frac{RI(v)}{\hat{q}v^\gamma}, \end{equation} I have this result: QUESTION: Is possible obtain a more large tilde which ...