{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.
6
votes
1answer
84 views
Equation Counters in and outside Theorems
I am trying to setup the counters so that the equations and theorems increment by section and there is no overlap between equation and theorem numbering. I also would like to be able to number ...
5
votes
1answer
131 views
Equation number too close to my equation
My equation number is being placed directly below my equation, so close they're almost touching and it looks really bad. Is there any way that I can get it to move down a little bit? Here's a picture.
...
3
votes
1answer
49 views
Problem with using multline and align
I am LaTeX begginer and when I run this equation, I am getting the error:
! Argument \align* has an extra {.
Here is the equation.
\begin{multline}
\begin{align*}
C_s & = \displaystyle ...
8
votes
1answer
139 views
One-line equation with two columns
I try to write an equation with two similar formulas, i.e.
\begin{equation}
\qquad A_1 = B + C \qquad A_2 = D + E \qquad
\end{equation}
Of course, instead of \qquads I want to use something like ...
4
votes
1answer
102 views
How can I adjust the box around my equation?
I currently use the \boxed{} command to place boxes around my equations. However, I would like to have more control of the style of the box. Is there a way to do this?
To take a specific example, ...
4
votes
1answer
81 views
How to remove unnecessary space after flalign* environment
I was wondering whether it would be possible to remove some unnecessary space after flalign* environment. I tried using \belowdisplayskip, but to no avail.
Below is the sample input.
...
5
votes
2answers
211 views
hf-tikz doesn't box around equation
In TikZ based \boxed construct is causing pdflatex to hang it was suggested to use hf-tikz instead of manually using tikz. The documentation indicates that this package doesn't work properly for tall ...
2
votes
2answers
74 views
label multiple lines of equations [duplicate]
Suppose I have the equations
\begin{align}
f(x) = x^2
g(x) = \exp( x )
\end{align}
I would like to use on single label for these lines, and ideally the equation number would be placed vertically ...
0
votes
1answer
57 views
Number equation with previously used (auto-assigned) number [duplicate]
Assume you have a long text (i.e. a thesis/book/etc) with a lot of equations per chapter. At some point later in the text, you not only want to reference an equation but actually spell it out again, ...
4
votes
1answer
2k views
Beamer - Uncover within Equation Mode
I have an equation and I would like to uncover part of it at a time. Take y = 2x + 3.
\begin{equation*}
y = 2x + 3
\end{equation*}
I would like to uncover the 3
\begin{equation*}
y = 2x + ...
28
votes
4answers
30k views
How to break a long equation?
I have a long equation but long enough to occupy two lines.
I want to break it to improve readability. How can I break it?
\begin{equation}
F = \{F_{x} \in F_{c} : (|S| > |C|) \cap
(minPixels ...
3
votes
1answer
130 views
Two equation numbers within one set of brackets
The following outputs two equations side-by-side, with the equation number after each equation:
\begin{minipage}{.5\linewidth}
\begin{equation}
x = y
\end{equation}
\end{minipage}%
...
2
votes
2answers
192 views
Create environment out of eqnarray with frame box
Could you help me to create an environment out of this code:
\smallskip\centering\framebox[0.9\textwidth]{
\begin{minipage}[c]{0.8\textwidth}
\begin{eqnarray}
I & = & ...
2
votes
1answer
127 views
amsmath split environment results in error “Missing } inserted.”
The following compiles fine, but outputs a pdf with a line too long.
\documentclass{article}
\usepackage{amsmath}
\def\group#1{\left ( #1 \right )}
\begin{document}
$$
%\begin{split}
\group{\neg ...
18
votes
3answers
11k views
Label equation with a symbol
I would like to label an equation with an arbitrary symbol, rather than a number, or letter. Is this possible?
3
votes
3answers
108 views
Prevent equation labeling to change sizes
Everytime i change equation font size using \footnotesize the label (for example (3.12)) on the right side also changes its size. Is tere a way to change equation font size but not its label font ...
10
votes
1answer
102 views
Double subscript problem
The code
\DeclareMathOperator*{\FAggregate}{F}
\begin{equation}
q_k'(e) = \FAggregate\limits_{a \in R}_a (q_k(S(a)))
\end{equation}
causes a problem with an additional _a.
What I want is the a to ...
4
votes
1answer
50 views
How can I move an equation without affecting the label?
I am having an issue with the automatic LaTeX equation and label formatting on one of my longer equations (see results below).
Minimum Working Example
\documentclass[11pt]{article}
...
36
votes
4answers
16k views
eqnarray vs align
I want to include a list of related equations, say, for a proof, in my LaTeX document. As far as I know, I have two good options, eqnarray and align. What is the difference between them, and how do I ...
11
votes
3answers
24k views
Big Parenthesis in an Equation
I have an equation contained inside \[...\], which automatically makes a \sum with sub- and superscripts turn big--so that the summation sign looks awkward inside parenthesis. Any idea how to make ...
2
votes
0answers
34 views
How to left-align particular equations using own environment?
I'm trying to left align particular equations. To do that I created a new environment (because I need it a few times).
Now, I found that there are various options to do that:
using the fleqn option ...
3
votes
1answer
64 views
I need to reduce the fontsize of only one equation/formula because it's too long
\begin{equation}
\left| Y(j \omega) \right| = \sqrt{\frac{\omega^2 \left( C\ped{DC} + C\ped{eq} \right)^2 + \omega^4 \left[ \left( R\ped{eq} C\ped{eq} C\ped{DC} \right)^2 - 2 \left( C\ped{DC} + ...
1
vote
1answer
77 views
Subscript right below the variable
$x_{max}(n)$ does not look good, because max takes to much space horizontally, and n goes too far. What is a good way to write such thing?
1
vote
0answers
99 views
I am using twocolumn svjour3 template to submit a paper. I want to write long equations as a single column. But I get an error message
Here's what I did:
I have the same problem with long equations in the svjour3 document class. I want to display the long equations as a single column. I tried
\documentclass[twocolumn]{svjour3} ...
2
votes
0answers
88 views
Displaying Latex files on tablets
I need to display short mathematical formulae on mainstream tablets. Presently, I type the equations in LaTeX, convert the LaTeX document to PDF, and then to SVG before displaying it. I'm sure there ...
6
votes
1answer
127 views
Referencing equation counter value in custom float caption
I have used the float package to create an equation float, eqfloat, so I can add captions to equations. Within the eqfloat I used the equation environment to typeset the math.
I want to keep the ...
3
votes
2answers
189 views
LaTeX Capabilities: Complicated and Important Equations
As I am introducing LaTeX to an audience, I'd like to show how it can render equations beautifully. As such, I'd like one equation (math/physics) that combines many different formatting requirements, ...
7
votes
3answers
191 views
Highlight equations by temporary changing the formatting of their number
I am writing a long paper having 100+ equations, and want to highlight a few key equations. Since the journal won't let me use boxes around equations, I am trying to have their label being typeset ...
0
votes
1answer
83 views
How to write text in side the equation [duplicate]
I have to write
Accelerating model:
f(a)=exp(-E/RT) (1.1)
I do not know how to write that. I have written:
\begin{equation}
$Accelerating model$: \hspace{20 mm} ...
3
votes
0answers
28 views
Why does an extra line of space before \end{align} throw up an error? [duplicate]
I often add extra spaces in my TeX file for readability, and I find this error cropping up whenever there is an empty line before \end{align}. What is the reason for the error and is there a way to ...
0
votes
1answer
92 views
Spacing in multiline equations
Please help me to figure out how to produce with that:
I have the following code:
$$ gcd(0,0) = 0 $$
$$ gcd(u,v) = gcd(v,u) $$
$$ gcd(u,v) = gcd(-u,v) $$
$$ gcd(u,0) = |u| $$
$$
2^{x^3} = ...
1
vote
0answers
42 views
Add a fixed letter to all equation numbers [duplicate]
I am working on a supplementary for an article and I want the equation in this supplementary to have the letter "S" before the numbers of the equations (i.e. equations (S1), (S2), etc, instead of (1), ...
1
vote
2answers
101 views
Spacing of consecutive equation versus a single gather
I know the spacing produced by the following two approaches is slightly different. So my question is which one should I choose? Is it about personal preference?
With 3 consecutive equation ...
12
votes
4answers
207 views
How can I nicely show an absolute value with the “divides” function, |?
Right now, I am using \lvert,\rvert, and \mid to display
\documentclass[border=3pt]{standalone}
\usepackage{amsmath}
\begin{document}
$\lvert x \rvert \mid y$
\end{document}
Is there a better ...
7
votes
2answers
171 views
Equation number referral doesn't appear within the empheq/array environment?
Why doesn't the equation number referral appear within the empheq/array environment ?
In this example I left out the formulas within the empheq environment (the problem remains with the formulas ...
5
votes
1answer
985 views
Boxed equation with empheq: adding text outside box
I'm trying to have a box around my align environment, so I do the following:
\usepackage{empheq}
\begin{empheq}[box=\fbox]{align}
equations
\end{empheq}
This works fine, but I would like to have ...
1
vote
2answers
104 views
How to display formulas?
I am using the following format for all
\begin{math}
newP = p + vt + 0.5a(t square)
\end{math}
How do I
from left justified to centrally justified
leave one blank line before and after the ...
0
votes
1answer
76 views
LaTeX commands for centering the equations without numbering them [duplicate]
What LaTeX commands should I use to center the equations on the page, but without numbering them?
0
votes
1answer
69 views
Expansion of single line vs multiple line gather
As described in Multiple split equations I want to create an equation environment that inserts aligned and lets me split equations with \n. The solution I found there is a bit hackish I guess, but ...
2
votes
1answer
159 views
Two (or more!) piecewise functions on same line
Want to display two piecewise functions on the same line. Currently using 'cases' to define two piecewise functions on two separate lines. It looks ugly. They can fit on the same line, but how?
10
votes
1answer
120 views
Is this a known issue with the centering of eqnarray?
In this example,
\documentclass{article}
\begin{document}
\begin{eqnarray*}
A&=&B,\\
C&=&D,\\
E&=&F,
\end{eqnarray*}
\begin{eqnarray*}
A&=&\mathord{B,}\\
...
8
votes
1answer
91 views
Label equations arbitrarily
When I have equations, as in
\begin{equation} ... \end{equation}
Can I arbitrarily assign the numbers to the equations? Instead of the usual order (1), (2), (3), ..., I'd like something like (1), ...
1
vote
1answer
69 views
Alignment for equations with numbering in enumeration environment and in environment of cases
I have problem of alignment in the following, please check and suggest solution:
\begin{enumerate}
\item
\begin{equation}
\kappa_{a,b}(t)=\begin{cases}
e^{at}, & 0\leq ...
7
votes
1answer
179 views
How to create fancy table of equations (to be typeset before the equations are rendered in text)
Is there a way to create a command which adds to a table or otherwise typesets in a place specified by the user? Example of what I'm after
\documentclass{article}
\begin{document}
\tableofequations
...
5
votes
2answers
132 views
Multiple split equations
I find myself again and again using a combination of the gather and aligned environments. So it would be nice to not have to write so much. In particular, it is often only clear after writing the ...
20
votes
2answers
2k views
Table of Equations
I've looked around for this, and haven't been able to find a satisfactory answer; How would one go about producing (automatically) a table of equations, just a numbered list of used equations, ...
12
votes
3answers
485 views
How can I illustrate decimal to binary conversion?
As part of my homework for discrete math I need to convert different decimal values, both positive and negative, to 8-bit binary representations using signed magnitude, 1's complement, and 2's ...
16
votes
2answers
426 views
Equation numbers in outer margins on a two-sided document
I'm looking for a two-sided extension to the solution for this question:
Put equation numbers in the sidemargin with Tufte-Latex class
This post seems relevant:
Equation tag in twoside-mode outer
...
4
votes
1answer
345 views
Problems using widetext.sty
I need to prepare a document for a journal and I'm using the twocolumn option in the article class. Now I have a horrible equation that makes use of the cases environment so it's hard to split up to ...
2
votes
1answer
126 views
Re-insert equation by label
I read over the response given here: Is it possible to re-insert a LaTeX equation by label? which says such a thing is possible only with a macro. I would like to do this.
I have a bajillion ...
