{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
2answers
3k views

AASTex package: how to unnumber equations?

I'm using the AASTex package and I've been wondering how to unnumber equations (I hate numbers in equations that you don't even cite later!). So far I've tried the usual: Tried to put the \nonumber ...
0
votes
1answer
559 views

Problem with fancyref, babel and equation references

I am using fancyref and babel together in a LaTeX document and redefine the label for the equation references by \renewcommand{\frefeqname}{Eq.}, so that they look something like "Eq. (3.4)". However, ...
17
votes
2answers
38k views

Using “cases” inside “equation” gives error[with “amsmath” loaded]

I'm trying to use the cases environment inside an equation environment. The sample code is quite simple: \begin{equation*} X(\omega) = \begin{cases} 1 \text{se $\omega ...
4
votes
1answer
182 views

solution to overflowing equation?

What is the best solution for an equation which is overflowing? I have the structure: \begin{align} long here & long here 2 \end{align} and this causes the long here 2 to overflow. I want to ...
6
votes
2answers
400 views

Vertical alignment of a tabular in an equation

I am using the package sgame to format normal form games. The games are commonly formatted inside a figure but I would like to use them in an equation. I am having a problem with the vertical spacing ...
6
votes
1answer
1k views

Equations in fancy boxes

I've checked the post here, where the package empheq is used for embedding equations into coloured boxes. With that idea, I wrote in my file the following: % in the preambule \usepackage{empheq} \...
9
votes
2answers
5k views

Change equation font to Times New Roman?

How would I change equation font in the \begin{equation} environment to Times? For instance, I use this code in LaTeX: \begin{equation} \begin{split} {L_{CML}}\left( \theta \right) &=...
5
votes
1answer
291 views

How do I make future equations renumber as extensions of previous equations?

I'm looking to do the following automatically rather than manually \documentclass{article} \usepackage{amsmath} \begin{document} These equations are pretty important. \begin{align} \...
2
votes
1answer
610 views

Combining split and rcases

I have an equation, that is split along multiple lines. All equations should be aligned to the equal sign. All but the first equation form a group. The following gives almost the expected result (...
6
votes
1answer
216 views

Is there any more convenient way to insert Math-mode Accents?

Is there any more convenient (concise) way to insert Math-mode Accents? For example is it possible to use a syntax like following: a\^ %instead of \hat{a} a\- %instead of \bar{a} a\~ %instead of \...
3
votes
2answers
679 views

Brace delimited sets of equations inside AMS align with common alignment

I would like to extend the following way of typesetting equations with a trailing brace to more than one set of equation. \documentclass{article} \usepackage{amsmath} \begin{document} This works \...
4
votes
1answer
390 views

Equations making a new line and not lining up in multicol

Each equation should sit directly next to its listing ie to the right of the a) not underneath it, just wondering how to fix it, and if my markup can be improved efficiency wise. What it looks like ...
12
votes
2answers
8k views

Change appearance of equation numbers locally

In the MWE below, I would like to have the equation numbers in the Chapter "Appendix" (but only there!) being displayed as follows: (A.1), (A.2), (A.3) ... \documentclass{book} \usepackage{amsmath}...
2
votes
1answer
399 views

Automating the usage of \vspace{\abovedisplayshortskip} and \vspace{\abovedisplayskip}

I'm trying to replicate the space above the equation environment. Currently, I have to manually alternate between \vspace{\abovedisplayskip} and \vspace{\abovedisplayshortskip} depending on the ...
14
votes
1answer
939 views

Put equation numbers in the sidemargin with Tufte-Latex class

In Tufte-Latex all captions etc. are in the side margin. I want to put the equation numbers there as well. Is it possible to do this?
7
votes
1answer
3k views

More sophisticated page breaks within aligned equations

This is my current method of allowing page breaks between my aligned equations {\allowdisplaybreaks \begin{align*} left &= right1 \\ &= right2. \end{align*}} It works, but it doesn't ...
6
votes
2answers
5k views

Multi-line Equations

I am trying to split my equation. I am using the code below. However, each time I am getting the following error ! Extra }, or forgotten \right. } $\hfill \endtemplate l.215 \end{split} ? \...
14
votes
2answers
4k views

Image next to Equation

I am trying to make my first LaTeX file and have been reading syntax for a bit and have not been able to figure one thing out yet and don't seem to find anything about it online so I thought I might ...
0
votes
2answers
3k views

Put formulas on the left position in LateX [duplicate]

Possible Duplicate: Left align (to the page) displayed math As you know the following equation will be in the center: $$ \sum_{\substack{a\leq1/2\\0<b\leq T}}\frac{2+a}{2|b|} $$ And the ...
4
votes
1answer
19k views

Problem putting matrix operations in an equation [duplicate]

Possible Duplicate: Errors in matrix equation? I'm trying to use official equation container for the first time, and it's giving me some trouble. I have this equation of a simple matrix ...
2
votes
1answer
282 views

Consistent alignment of equations throughout entire paper

I'm writing a thesis and want all equations to be left aligned but also commence from the exact same distance from the left margin. I desire a (perhaps) 1 inch gap between all my equations and the ...
4
votes
2answers
838 views

Cross-references linking to wrong equations using `hyperref`

I have two macros I've defined that I use to set the context in which equations are numbered in my document. One that establishes something I call a 'block' in which equations are numbered, by ...
7
votes
1answer
663 views

Scaling down all the equations using one single command?

I am about to submit an article with lots of equations in there (defined in both equation and align environments and I also have lots of inline math of course). There is a maximum page limit for the ...
3
votes
1answer
1k views

Controlling {numcases} horizontal right spacing after first column

\begin{numcases} {Opt\left(P, i, \ell, s, r\right)=min } \nonumber (3)\hspace{2 mm} Opt(P,i+1,''Skip'',r - 1) + C1\label{eq:3} & $r\geq1$ \\ \nonumber (4)\hspace{2 mm} 0 & $i = |P|$ and $ r \...
0
votes
1answer
272 views

eqnarray or equation for single-line equations?

Normally I would use \begin{equation}, of course. But I got a huge file (more than two hundred pages) where many equations are formatted like this: \begin{eqnarray} a = b + 1 % no & here! \end{...
9
votes
1answer
837 views

Hide solution when using xlop

I'm using xlop to display primary school style addition/subtraction/mul/div problems. When using \opadd{1}{2} for example, It will solve the equation. How do you hide the solution so it is suitable ...
3
votes
1answer
1k views

LaTeX - How do I prevent extra whitespace when an equation falls at top of page

I am a newbie to LaTeX, so if this question is simple to answer please forgive me. I wish to keep the content in my document flush with the top margin. However, when an equation falls at the top of ...
1
vote
1answer
114 views

Formula font and line space reduced in array, how to solve this problem? [duplicate]

Possible Duplicate: Make every element of an array displaystyle? I am typing the following equations, \begin{equation} \left\{ \begin{array}{l} L = {C_L}{\left( {\frac{{{k^3}}}{{\varepsilon ...
6
votes
2answers
1k views

Not greater than with vertical bar instead of slanted bar [duplicate]

Possible Duplicate: How to look up a symbol? When I do $\not>$ in LaTeX it gives me , however I would like the bar to vertical instead of slanted. How do I do that?
9
votes
1answer
964 views

Several \begin{equation} \end{equation} in columns

I have 3 elements of the following form (approx ~20 equations for each one) : \begin{equation} \begin{aligned} % LOTS OF EQUATIONS % \end{aligned} \end{equation} How to put display these 3 elements ...
4
votes
2answers
2k views

Long equation with left and right justified

Good day to all, I have below equation, the first equation exceeds my margin if written in one line. So I want it appear in two lines which the first line is justified at the left side and the ...
6
votes
2answers
3k views

Is it possible to re-insert a LaTeX equation by label?

Is it possible to re-insert an equation in LaTeX via referencing the original equation by label? I already know, it is possible to: reuse the original equation numbering via \tag{} as described here ...
6
votes
1answer
9k views

Using \displaystyle in Equation environment

I have an equation in eqnarray environment. The equation has a sum notation with subscript and superscript. The problem is that the subscript and superscript appear on sideways of the sum notation ...
2
votes
1answer
102 views

How can I control the height of my left-right delimited equation part?

I have a simple equation, much like the following (I use the braket package) : \begin{equation} \mathcal{Y} = \Set{ x \in \mathcal{G} | \Vert x \Vert > d } \end{equation} My gripe with this ...
1
vote
1answer
344 views

Overbrace is not alligned correctly

Here is an equation: \documentclass[a4paper,10pt]{report} \usepackage{xltxtra} \usepackage{amsmath} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{array} \usepackage{unicode-math} \...
4
votes
1answer
3k views

How do I number equations with roman numbers?

I would like to display a set of equations with roman numerals on the left side. The equations should be left aligned and the = should be aligned. Something like that: I) ae + bg = ae + cf \...
5
votes
2answers
4k views

Numbering equations in tabular environment

I wish to number equations in a table, like numbering them in \begin{equation}. ... \end{equation} Since all the equations are written as "inline" equations (for example, $a = b+c$) in ...
6
votes
1answer
3k views

Multiple align in equation with single equation number

I'm trying to get the following equation aligned two times per line and also I want to assign a single number to the equation. This is the code I have: \begin{alignat*}{2} [M/H] &\cong\; 0.917 ...
2
votes
1answer
167 views

Equation numbers in loop

I am using the loop command to make an exam file with unique numbers, i.e., the whole exam text is repated and only the first page of the exam looks different. I am using equation numbers in the text ...
3
votes
2answers
246 views

Alignment of equation numbering in amsbook

I use \documentclass{amsbook}. When I add an equation within an enumeration, the equation number appears further to the left than the item number, which is not so pleasant. How to make the equation ...
6
votes
1answer
993 views

Equation numbering restart for every theorem

How to make the equation numbering restart after every proof? One alternative is to use \numberwithin{equation}{theorem} but it shows the chapter and theorem number, like (5.5.1). I want the ...
4
votes
1answer
2k views

Wrapping text around a displayed equation

I have something like the following in a tex document: some text ... \[ T_y = \left\{ \begin{array}{ll} x + \alpha & \mbox{if $\alpha = \beta$}\\ x^2 + \beta & \mbox{else}...
10
votes
1answer
14k views

How to change equation numbering style

Here is my MWE: \documentclass[a4paper, 12pt]{report} \usepackage{amssymb, amscd} \begin{document} \chapter{Test} \begin{table}[h] \center \caption{Test} \begin{...
4
votes
1answer
7k views

Aligning different and numbered equations in Latex

I can align different lines of the same equation in Latex with this code: \begin{equation} \begin{align} \frac{\partial a}{\partial b}(x)&=\frac{\partial a}{\partial c}\times \frac{\partial c}{\...
4
votes
2answers
4k views

left aligning the conditional statement inside an array

I have equations of the form a = b + d for i <= 4, j < 3 = c for i = 5 = d - e + u for i > 5 I am writing them using the following code in latex: \begin{equation} a = ...
1
vote
1answer
570 views

Create New Type of Align Environment with Unique Counter

I am trying to typeset some chemical equations in my thesis, and I would like to have the chemical equations have a unique counter from regular equations. I also need to have some of them align over ...
7
votes
2answers
6k 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 ...
8
votes
4answers
2k views

Most Efficient Way of Creating Left Aligned Item/Equation List

What is the best way to achieve a list where items are seamlessly aligned either left, centered, or right. I am more so interested in the items being left aligned, (for instance a series or (system) ...
9
votes
3answers
2k views

A vertically centered equation number on a multline environment

The multline environment does exactly what I want in splitting a long formula between lines by utilizing the horizontal space to the fullest. (I don't want the alignment features of the align ...
4
votes
1answer
394 views

Mixed Grouping in Subequations

I am looking to create a subequation environment with three equations. However, I want to group the 2nd and 3rd equations with a brace on the left side. I tried this (using the empheq package): \...